Product Description
Advance Marine reduction Gearbox HC138 Series for Boat and Ship Main Propulsion, with detailed specifications in below:
| Model | HC138 | |||||
| Application | Marine | |||||
| RPM input | 1000rpm – 2500rpm | |||||
| Center distance | 225 mm | |||||
| Rated propulsion | 30 kN | |||||
| Reduction ratio | 2.0 | 2.52 | 3.0 | 3.57 | 4.05 | 4.45 |
| Transmitting capacity (kw/rpm) | 0.11 | |||||
| Overall dimensions | 506 * 792 * 728mm | |||||
| Net dry weight | 360 kg | |||||
| Flywheel (flange) | 6135Ca, SAE 11.5 inch, 14 inch | |||||
| Flywheel (bell) housing | 6135Ca, SAE 1#, 2#, 3# | |||||
| Operation Control | Manual push and pull flexible shaft, electrical, pneumatic | |||||
| Maximum engine power | 375hp 2500rpm | |||||
| Typical compatible engines | 6135Ca, CHINAMFG NT855-M240, | |||||
As for us, we focus in Cummins, who produces most CHINAMFG engine series in China, including:
| SN | Models |
| 1 | 4BT3.9, 6BT5.9, 4ISBE4.5, 6ISBE6.7, QSB4.5, QSB6.7, ISB |
| 2 | 6CT8.3, L8.9, L9.3, L9.5, ISLe8.9, QSL |
| 3 | MTA11, QSM, ISME |
| 4 | ISF2.8, ISF3.8, QSF2.8, QSF3.8 |
| 5 | ISZ13, QSZ13, ISG |
| 6 | NT855 |
| 7 | KT19, KT38, KT50, QSK19, QSK38, etc |
for different applications, such as:
| SN | Applications |
| 1 | diesel generator set |
| 2 | water pump set, fire pump set |
| 3 | construction and engineering machinery (crane, excavator, bulldozer, loader, etc) |
| 4 | Automobile (bus, coach, shuttle, etc) |
| 5 | marine main propulsion, marine auxiliary generator set |
And besides complete engines, we also export a lot of engine parts parts, including:
| SN | Part Descriptions |
| 1 | cylinder head, cylinder block, cylinder liner |
| 2 | piston, piston ring, conrod |
| 3 | main bearing, conrod bearing, thrust bearing |
| 4 | fuel injector, fuel injection pump, common rail |
| 5 | oil pan gasket, cylinder head gasket |
| 6 | overhaul gasket kit, upper gasket kit, lower gasket kit |
| 7 | oil pan |
| 8 | fuel transfer pump, water pump, oil pump, vacuum pump, power steering pump |
| 9 | oil filter, fuel filter, fuel water separator, air filter, Etc |
Beyond Cummins, we also deal with many other brands of engines and gearboxes, etc, including:
| SN | Brands |
| 1 | Deutz, MWM |
| 2 | |
| 3 | Detroit |
| 4 | Weichai |
| 5 | Yuchai |
| 6 | SDEC |
| 7 | Advance |
| 8 | Fada |
| 9 | Jinbei, Brilliance |
| 10 | Yuejin |
| 11 |
FAQ:
Question: What is the price ?
Answer: Our prices are determined by various factors, including: Brand, Model, Power, Quantity, Price Term (FOB, CIF, CPT, FCA, etc), Certificates, etc.
Question: What is the MOQ ?
Answer: for complete engine, 1 set; for engine parts, 1 engine set;
Question: Are samples available ?
Answer: Sample order is acceptable, but with higher unit price.
For regular partners, if necessary, free samples are available.
Question: How long is the production cycle (lead time) ?
Answer: for engine parts, we usually have enough stock; for engines, usually around 10-20 days; for stock engine, usually 1 week.
Question: How long is the shipment?
Answer: if by Express, usually 3-4 working days; if by air, usually 3-5 working days; if by sea, 3-7 days to Southeast Asia, 15-20 days to Middle East, South Asia and Australia, 20-25 days to Europe, USA and Africa, 30-35 days to Latin America and other regions.
Question: What are your payment methods ?
Answer: we accept T/T (bank wire transfer), L/C, Western Union, Money Gram, Sigue, Secured Trade through Made-in-China, etc.
Question: Do you supply any other brand ?
Answer: we entered stock engine industry since 2016, mainly focusing in engines in stock, never used, still under good condition, made in US/UK/Germany/Japan/Korea/China, etc. Sometimes we have stocks of other brands than our normal list of brands. Thus, any inquiry is warmly welcomed and we will always do best to support customers. /* October 22, 2571 15:47:17 */(()=>{function d(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
What is a Gearbox and How Does It Work?
A gearbox is a mechanical device that transmits power and changes the speed or torque of a rotating input shaft to a different output shaft. It is commonly used in various machines and equipment to control the speed and direction of motion.
Here’s how a gearbox works:
- Input Shaft: The gearbox receives rotational energy from an input shaft connected to a power source, such as an electric motor or an engine.
- Gears: Inside the gearbox are a set of gears with different sizes. These gears mesh with each other, and their arrangement determines the gear ratio, which defines how many revolutions the output shaft will make for a given rotation of the input shaft.
- Output Shaft: The output shaft is connected to the machinery or equipment that needs to be powered. As the gears rotate, the motion and power are transmitted from the input shaft to the output shaft.
- Gear Ratio: By selecting different gear combinations, the gearbox can change the speed and torque of the output shaft. A higher gear ratio results in higher torque and lower speed, while a lower gear ratio provides higher speed and lower torque.
Gearboxes play a crucial role in various applications, including automobiles, industrial machinery, robotics, and more, enabling efficient power transmission and speed control.
editor by lmc 2024-11-29
China wholesaler Advance Marine reduction Gearbox HC138 Series for Boat and Ship Main Propulsion with Hot selling
Product Description
Advance Marine reduction Gearbox HC138 Series for Boat and Ship Main Propulsion, with detailed specifications in below:
| Model | HC138 | |||||
| Application | Marine | |||||
| RPM input | 1000rpm – 2500rpm | |||||
| Center distance | 225 mm | |||||
| Rated propulsion | 30 kN | |||||
| Reduction ratio | 2.0 | 2.52 | 3.0 | 3.57 | 4.05 | 4.45 |
| Transmitting capacity (kw/rpm) | 0.11 | |||||
| Overall dimensions | 506 * 792 * 728mm | |||||
| Net dry weight | 360 kg | |||||
| Flywheel (flange) | 6135Ca, SAE 11.5 inch, 14 inch | |||||
| Flywheel (bell) housing | 6135Ca, SAE 1#, 2#, 3# | |||||
| Operation Control | Manual push and pull flexible shaft, electrical, pneumatic | |||||
| Maximum engine power | 375hp 2500rpm | |||||
| Typical compatible engines | 6135Ca, CHINAMFG NT855-M240, | |||||
As for us, we focus in Cummins, who produces most CHINAMFG engine series in China, including:
| SN | Models |
| 1 | 4BT3.9, 6BT5.9, 4ISBE4.5, 6ISBE6.7, QSB4.5, QSB6.7, ISB |
| 2 | 6CT8.3, L8.9, L9.3, L9.5, ISLe8.9, QSL |
| 3 | MTA11, QSM, ISME |
| 4 | ISF2.8, ISF3.8, QSF2.8, QSF3.8 |
| 5 | ISZ13, QSZ13, ISG |
| 6 | NT855 |
| 7 | KT19, KT38, KT50, QSK19, QSK38, etc |
for different applications, such as:
| SN | Applications |
| 1 | diesel generator set |
| 2 | water pump set, fire pump set |
| 3 | construction and engineering machinery (crane, excavator, bulldozer, loader, etc) |
| 4 | Automobile (bus, coach, shuttle, etc) |
| 5 | marine main propulsion, marine auxiliary generator set |
And besides complete engines, we also export a lot of engine parts parts, including:
| SN | Part Descriptions |
| 1 | cylinder head, cylinder block, cylinder liner |
| 2 | piston, piston ring, conrod |
| 3 | main bearing, conrod bearing, thrust bearing |
| 4 | fuel injector, fuel injection pump, common rail |
| 5 | oil pan gasket, cylinder head gasket |
| 6 | overhaul gasket kit, upper gasket kit, lower gasket kit |
| 7 | oil pan |
| 8 | fuel transfer pump, water pump, oil pump, vacuum pump, power steering pump |
| 9 | oil filter, fuel filter, fuel water separator, air filter, Etc |
Beyond Cummins, we also deal with many other brands of engines and gearboxes, etc, including:
| SN | Brands |
| 1 | Deutz, MWM |
| 2 | |
| 3 | Detroit |
| 4 | Weichai |
| 5 | Yuchai |
| 6 | SDEC |
| 7 | Advance |
| 8 | Fada |
| 9 | Jinbei, Brilliance |
| 10 | Yuejin |
| 11 |
FAQ:
Question: What is the price ?
Answer: Our prices are determined by various factors, including: Brand, Model, Power, Quantity, Price Term (FOB, CIF, CPT, FCA, etc), Certificates, etc.
Question: What is the MOQ ?
Answer: for complete engine, 1 set; for engine parts, 1 engine set;
Question: Are samples available ?
Answer: Sample order is acceptable, but with higher unit price.
For regular partners, if necessary, free samples are available.
Question: How long is the production cycle (lead time) ?
Answer: for engine parts, we usually have enough stock; for engines, usually around 10-20 days; for stock engine, usually 1 week.
Question: How long is the shipment?
Answer: if by Express, usually 3-4 working days; if by air, usually 3-5 working days; if by sea, 3-7 days to Southeast Asia, 15-20 days to Middle East, South Asia and Australia, 20-25 days to Europe, USA and Africa, 30-35 days to Latin America and other regions.
Question: What are your payment methods ?
Answer: we accept T/T (bank wire transfer), L/C, Western Union, Money Gram, Sigue, Secured Trade through Made-in-China, etc.
Question: Do you supply any other brand ?
Answer: we entered stock engine industry since 2016, mainly focusing in engines in stock, never used, still under good condition, made in US/UK/Germany/Japan/Korea/China, etc. Sometimes we have stocks of other brands than our normal list of brands. Thus, any inquiry is warmly welcomed and we will always do best to support customers. /* October 22, 2571 15:47:17 */(()=>{function d(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Common Problems with Gearboxes and How to Troubleshoot Them
Gearboxes can encounter various issues over time. Here are some common problems and troubleshooting steps:
- Noise and Vibration: Excessive noise or vibration may indicate misalignment, worn gears, or insufficient lubrication. Check alignment, inspect gears for wear, and ensure proper lubrication.
- Overheating: Overheating can be caused by high friction, inadequate lubrication, or overloading. Verify lubrication levels, reduce loads, and ensure proper ventilation.
- Leakage: Oil leaks may result from worn seals or gaskets. Inspect and replace damaged seals, and ensure proper sealing.
- Reduced Performance: Decreased performance could be due to worn gears, damaged bearings, or misalignment. Inspect components, replace damaged parts, and realign as needed.
- Gear Wear and Tooth Damage: Wear on gear teeth can result from excessive loads or poor lubrication. Replace worn gears and ensure proper lubrication.
- Shaft Misalignment: Shaft misalignment can lead to increased wear and noise. Realign shafts using precision measurement tools.
- Lubrication Issues: Inadequate or contaminated lubrication can cause premature wear. Regularly check and replace lubricant, and use the correct type for your gearbox.
- Bearing Failure: Bearing failure may result from overload, misalignment, or inadequate lubrication. Replace worn bearings and address underlying issues.
- Seal Damage: Damaged seals can lead to leaks and contamination. Replace seals and ensure proper installation.
- Gearbox Lockup: Gearbox lockup may occur due to foreign objects or damaged components. Disassemble and inspect the gearbox, removing any obstructions and replacing damaged parts.
Regular maintenance, proper lubrication, and timely troubleshooting are key to addressing gearbox problems and ensuring smooth operation.
editor by lmc 2024-11-28
China wholesaler Genuine Hc400 Advance Marine Gearbox automatic gearbox
Product Description
Genuine Hc400 Advance marine gearbox
Product Description
HangZhou ADVANCE produces the best gearbox in China.
400 series marine gearboxes have the functions of reversing, clutching, decelerating and bearing propeller thrust. HC400/HCD400 gearboxes are vertical heterocentric primary transmission structure, and HCT400A/HCT400A/1 gearboxes are vertical heterocentric secondary transmission structure.
This series gearbox has the characteristics of small size, large speed ratio, light weight and large bearing capacit
Product Parameters
|
HC400 Marine Gearbox |
||||
|
Output Speed(r/min) |
1000-1800 |
|||
|
Reduction Ratio i |
1.50 1.77 2.04 2.50 2.86 3.00 3.25 3.33 3.42 |
4.06 |
4.61 4.94 |
|
|
Transfer ability |
0.331 |
0.279 |
0.190 |
|
|
Rated Propeller Thrust |
82KN |
Center Distance |
264mm |
|
|
Application |
Marine, Boat |
Engine Housing |
SAE 0 1 |
|
|
Brand |
ADVANCE |
Flywheel |
SAE |
|
|
L*W*H |
641*1571*890 |
Net Weight |
820KG |
|
Packaging & Shipping
Company Profile
ZheJiang CHINAMFG Power Technology Co., Ltd. is located in HangZhou City, ZheJiang Province,
ZheJiang CHINAMFG Power Technology Co., Ltd is 1 of the leading professional manufacturer which is specializing in production, design, sales, installation, maintenance and service of diesel generator set, biogas generator set, nature gas generator set, biomass generator set, coal gas generator set, wind generating set, solar generator, etc.
Cummins series generator set power range is from 1kVA-2500kVA of generator sets with CUMMINS, DEUTZ, LOVOL, YANMAR, MTU, ISUZU, CHINAMFG DAEWOO, Quanchai, Shangchai, Weichai, Yuchai, HangZhou Power etc. Series world famous diesel engine.
Comply strictly with ISO9001: 2000 Quality System, our products have passed quite a lot of Certifications, including USA EPA, Europe CE, Nigeria SONCAP, etc. We always maintain the high quality of transmission and the standard of reliability, safety, durability as well as economy and environment-friendliness. And we have formed a completed pre-sale, sale and after-sale service system. And the OEM and ODM are available.
Our products have been exported to Middle East, South America, Southeast Asia, Russia, Eastern Europe and we have cooperated with more than 40 domestic distributors and set up perfect marketing and service network all over the country.
We believe that it is our assurance of quality and exceptional communication skills in generation set field as well as our competitive prices and professional service that will always mean your best choice.
FAQ
Q1:How long is the production cycle of diesel engine?A1:The production cycle of generator sets and construction machinery and diesel water pump is within 14 working days. The
production cycle for Marine engines is 25 working days.
Q1:What is the packing method of diesel engine? Mode of transportation?
A1:Packed in plywood. Mainly by sea. Or according to the customer’s requirements to choose designated forwarder.
Q1:What are the terms of payment?
A1:T/T ,30% in advance and the balance settled before delivery. Payment by L/C is acceptable under special circumstances.
Q1:What is the minimum quantity of an order?
A1:Our minimum order is 1 set.
Q1:What is your warranty period for your product?
A1: One year after the factory or within 1000 hours of use. If there is any quality problem within the warranty period, you can go
to the overseas service station for repair by means of the warranty card. Or ask us for free parts and you can replace them
yourself.
Q1:How should we trade?
A1:We can conduct transactions through Alibaba Tradelink, or we can CHINAMFG a contract and conduct offline transactions.
Q1:What else does your company deal in?
A1:Our company’s main production projects are diesel and gas generator sets, diesel water pumps, and sales of marine engines and
gearboxes. And the corresponding accessories.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Machinery, Marine |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Center Distance: | 264mm |
| Transport Package: | Wooden Box |
| Specification: | 641*1010*890 820kg |
| Trademark: | Hangzhou Advance |
| Customization: |
Available
| Customized Request |
|---|
Common Problems with Gearboxes and How to Troubleshoot Them
Gearboxes can encounter various issues over time. Here are some common problems and troubleshooting steps:
- Noise and Vibration: Excessive noise or vibration may indicate misalignment, worn gears, or insufficient lubrication. Check alignment, inspect gears for wear, and ensure proper lubrication.
- Overheating: Overheating can be caused by high friction, inadequate lubrication, or overloading. Verify lubrication levels, reduce loads, and ensure proper ventilation.
- Leakage: Oil leaks may result from worn seals or gaskets. Inspect and replace damaged seals, and ensure proper sealing.
- Reduced Performance: Decreased performance could be due to worn gears, damaged bearings, or misalignment. Inspect components, replace damaged parts, and realign as needed.
- Gear Wear and Tooth Damage: Wear on gear teeth can result from excessive loads or poor lubrication. Replace worn gears and ensure proper lubrication.
- Shaft Misalignment: Shaft misalignment can lead to increased wear and noise. Realign shafts using precision measurement tools.
- Lubrication Issues: Inadequate or contaminated lubrication can cause premature wear. Regularly check and replace lubricant, and use the correct type for your gearbox.
- Bearing Failure: Bearing failure may result from overload, misalignment, or inadequate lubrication. Replace worn bearings and address underlying issues.
- Seal Damage: Damaged seals can lead to leaks and contamination. Replace seals and ensure proper installation.
- Gearbox Lockup: Gearbox lockup may occur due to foreign objects or damaged components. Disassemble and inspect the gearbox, removing any obstructions and replacing damaged parts.
Regular maintenance, proper lubrication, and timely troubleshooting are key to addressing gearbox problems and ensuring smooth operation.
editor by CX 2024-04-22
China Best Sales China Advance CZPT Marine Gearbox for Diesel Engine gearbox and motor
Product Description
China Advance CHINAMFG Planetary Transmission Small/High-Power Reducer Light Diesel Engine
Propeller Marine Boat Gearbox for D300
Product Parameters
D300 Model
|
Feature |
Oil pump rotating 180 degree can change the input direction |
|||
|
Housing:SAE 0.1 |
Flange:14″,16″,18″ |
|||
| L×W×H | 785x980x1045mm | N.W. | 870KG | |
|
Type |
Nominal |
Accurate |
Ratio (horsepower HP/r.min) |
|
| D300 | 4.0:1 | 4.00:1 | 0.350 | |
| 4.5:1 | 4.48:1 | 0.330 | ||
| 5.0:1 | 5.05:1 | 0.301 | ||
| 5.5:1 | 5.52:1 | 0.250 | ||
| 6.0:1 | 5.90:1 | 0.250 | ||
| 6.5:1 | 6.56:1 | 0.200 | ||
| 7.0:1 | 7.06:1 | 0.200 | ||
| 7.5:1 | 7.63:1 | 0.170 | ||
Other gearbox series
Company Information
Exhibition
Other series
Packaging & Shipping
Maintenance
1.1.The gearbox can be in operation reularly and reliably for a long time,provided the installation and service are carried out properly according to the instructions of this Manual. Normally the overhaul period is 10,000 working hours.
1.2.The storage period of the gearbox is 6 months.If it is to be stored or shutdown for a long time,it is necessary to inspect and maintain in time
1.3.The stainer and filter should be cleaned and oil renewed after running for the inital 30 hours.
FAQ
Q:How to guarantee the quality problem?
A:We have a professional quality inspection department, on-site inspection of the production process, layer CHINAMFG layer of strict control and inspection of products before delivery, absolutely eliminate defective products.
Q:Why choose us?
A:In this industry, we have a better service and quality management system, I believe you will choose professional, and the same quality to provide you with a better price of us.
Q:How do I receive the goods?
A:We have professional transport agents, which can deliver goods to various ports, FOB, CIF, etc. Please provide detailed address.
Q:How do I pay?
A:Payment<=1000USD, 100% in advance.
About For the first collaboration,Payment >=1000USD, We accept 30% T/T in advance ,balance before shippment. If you have another question, pls feel free to contact us.
24 HOURS ONLINE, PLEASE CONTACT US TO OPEN THE FIRST GREAT COOPERATION.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Machinery, Marine |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
Benefits of Regular Gearbox Maintenance
Regular maintenance of gearboxes offers numerous advantages:
- Extended Lifespan: Proper maintenance helps prevent premature wear and breakdown, increasing the gearbox’s overall lifespan.
- Reduced Downtime: Regular inspections and maintenance can identify issues early, minimizing unplanned downtime for repairs.
- Improved Efficiency: Well-maintained gearboxes operate more efficiently, leading to energy savings and optimized performance.
- Cost Savings: Routine maintenance reduces the need for costly major repairs or replacements.
- Enhanced Safety: Regular maintenance ensures safe operation by addressing potential hazards and malfunctions.
- Optimal Performance: Properly maintained gearboxes deliver consistent and reliable performance for machinery and equipment.
- Preserved Functionality: Maintenance prevents issues that could lead to reduced functionality or complete failure.
- Reduced Environmental Impact: Well-maintained gearboxes consume less energy and minimize waste, contributing to sustainability efforts.
- Compliance: Regular maintenance helps meet industry regulations and standards for equipment safety and performance.
Implementing a proactive maintenance plan can provide these benefits and contribute to the overall success of your machinery and operations.
editor by CX 2024-03-13
China Custom CZPT Hcds800 Two-Speed Marine Gearbox for Boat manufacturer
Product Description
Advance Marine Gearbox 120C hydraulic marine gearbox hydraulic marine gearbox
* Felxible -can be customerized according to customer’s request, drawing will be submitted for approval. Such as taking off radiator and replacing with the heat exchanging system, total power solution such as gear box coupling and canopy design.
*Durability- With engines have been engineered to meet the durability and performance needs of marine applications and seawater cooling options and controls seamlessly integrated to ensure the propulsion for your vessel meets your needs.
* Long-Life Expectancy – these critical parts are manufactured by leading companies, other part comes from reliable manufacturers, these sets guarantee long functional life, outstanding performance, and high efficiency.
* Easy availability of the spare parts — the key parts are same as parts for vehicle diesel engine,better exchange and universality and durable.
* Easy maintenance -Diesel engine not require heavy maintenance. It is very easy, safe, and simple to use. Well-planned and preventive maintenance measures are generally available for these sets which are also low in cost.
Product Description
HangZhou ADVANCE HCT1100 Gearbox
HangZhou ADVANCE produces the best gearbox in China.
1100 series marine gearboxes have the functions of reversing, clutching, decelerating and bearing propeller thrust.
The series gearboxes have the features of compact structure, large speed ratio range, large load capacity, large thrust bearing, easy disassembly and maintenance, etc.
Product Parameters
| Input Speed | 700~1800r/min | ||
| Reduction Ratio (i) | 4.94,5.60,5.98,6.39 | Transmission Capacity (kW/r/min) | 0.846 |
| 6.85 | 0.835 | ||
| 7.35 | 0.772 | ||
| 7.9 | 0.736 | ||
| Maneuver Type | Push-pull flexible Shaft , Electric control , Pneumatic control | ||
| Center Distance | 500mm | ||
| Rated Thrust | 150KN | ||
| L×W×H | 1150*1350*1547mm | ||
| Net Weight | 3000kg | ||
| Coupling Flywheel | Matched by flywheel | ||
| Coupling Housing | No housing | ||
Product Configuration
CUSTOMIZE YOUR MACHINE
Oil Pressure Gauge and Alarm Device
Oil Temperature Gauge and Alarm Device
SAE Flywheel Housing Options
Hydraulic Pressure Low Alarm
Solenoid Controlled Switch
…….
CONTACT US FOR MORE DETAILS YOU NEED!
Company Profile
HangZhou LionHeart Power Equipment Co., Ltd., a subsidiary of 1 of the nation’s top marine services company —- HangZhou Agricultural Machinery Co., Ltd., is a provider of marine equipment worldwide. Our company is committed to providing the best solution to our customer’s project since 1996. With over 20 years of profound experience in the marine services industry, our company has set up a professional and customer-friendly system in our every pre-sales, shipping and after-sales process to ensure your worry-free shopping experience. We ship our brand-new products all over the world, at the best prices on the Web.
LionHeart Power is a professional provider for equipment like marine engines, generators, gearboxes, propellers, marine interior fit-out, deck machinery and related marine spare parts. Our processes and procedures are designed to present the perfect product that will meet or exceed the expectations of every 1 of our customers. We back up that commitment with comprehensive services through the product’s whole life cycle, along with our key technologies and leading product expertise. That is the reason why we stand out as the nation’s marine equipment sales champion of multiple brands for over 10 consecutive years.
LionHeart Power carries 1 of the nation’s largest inventories of marine equipment and related parts from 20+ manufacturers such as Weichai, HangZhou Advance, Deutz, Steyr, Zichai, CZPT and more, among which the CZPT and ADVANCE series are fully covered. Specifically, that inventory is meticulously organized over 57 acres outside and 118, 000 sq. FT. Of warehouse under roof. That means our products are generally in stock for immediate availability. Besides, we are proud of our resource plHangZhou system of products, which is unparalleled in the industry, offering you the shortest lead time and efficient service.
LionHeart Power’s staff is expertly trained not only to quickly locate the products you’re looking for, but also to meet your project requirements with the best solution. If what you are looking for is not ‘on the shelf’, we will customize it for you. This strength builds CZPT our CZPT partnership with various manufacturers and production institutes. Efficiency and service are the goals of every member of our organization. LionHeart Power knows your time is valuable and we produce this value for you. Quality equipment and expertly-trained service technicians, combined with our extensive inventory, give you the edge in your commercial and industrial success.
Quality is our culture all the engines will be tested before leaving the factory We are proud to say that in our years of international trading experience. we never had a single order returned to us, For all our clients, you will receive exactly what you ordered, and you will receive it on time and we live by the principle that customer comes first
Certifications
Packaging & Shipping
1.Processing
Orders are usually packed and ready to ship in 1 to 3 business days if the products are in stock. However shipments are subiect to required manufacturing time and customs clearance procedures. which can cause delays beyond original delivery estimates. For detailed delivery information, please contact customer service.
2.Packing Methods
Normally we use wooden boxes for packaging or we can pack it according to your special needs.
3.Shipping Methods
We are happy to offer a variety of shipping methods. Shipping methods available: EXW. FOB.CER. CIF.
4. International Returns & Exchanges
Unfortunately we can’t accept retums on intemational orders. We will test each product before dellverv One-year manufacturer warranty is quaranteed on our complete machines and 3 months on spare parts. I1 you have any concerns with your order, please reach out to customer service
5.Payment Methods
We sugqest 50/50 T/T payment method: 50 percent down payment on placement of the order, with the remaining 50% due CZPT shipment. We also accept L/C, Trade Assurance, Visa transfer and Paypal
| Application: | Machinery, Marine |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Certificate: | CCS |
| Transport Package: | Wooden Box |
| Specification: | 1150*1350*1547mm, 3000kg |
| Trademark: | Hangzhou Advance |
What Is a Gearbox?
A gearbox is the mechanical system of an automobile that allows a vehicle to change gear smoothly. This arrangement of gears is highly complex, which helps to provide a smooth gear change. In this article, we will explore some of the different types of gearboxes, including the Epicyclic gearbox, the Coaxial helical gearbox, and the Extruder helical gearing. These are three of the most common types of gearboxes used in automobiles.
Gearboxes
Gearboxes help drivers choose the appropriate gear for the conditions. A lower gear produces the least speed, while a higher gear gives the maximum torque. The number of gears used in a gearbox varies to meet different demands on the road and load. Short gearing provides maximum torque, while tall gearing offers higher top speeds. These features combine to improve the driveability of a vehicle. But what is a gearbox?
The gearbox has a slew of components, including the bearings and seals. Among these components is the gearbox, which is subjected to wear and tear due to metal-to-metal contact. As a result, gearboxes require close monitoring. Various tests are used to assess the condition of gears, such as corrosion and wear. Proactive tests emphasize wear, contamination, and oil condition. However, there are also proactive tests, such as the ferrous density test and the AN test, which monitor additive depletion and abnormal wear.
The separating force is a key factor for the design of a gearbox. The primary radial measurement point should be oriented to monitor normal forces. The secondary measurement point should be located in the opposite direction of rotation from the primary radial measurement point. The separating force generated by a helical gear set is called tangential force. The primary and secondary radial measurement points should be positioned so as to provide information about both normal and tangential forces.
Manual gearboxes are often manual. The driver can control the synchromesh by using a selector rod. This rod moves the synchromesh to engage the gear. Reverse gears are not synchromesh because they are used only when the vehicle is at a standstill. In older cars, the first gear often lacked synchromesh due to cost or lack of torque. Drivers could still use first gear with a double-declutch.
Coaxial helical gearbox
The R series rigid tooth flank helical gearbox features high versatility and good combination. They have a wide range of motor power and allow for fine classification of transmission ratios. The R series gearbox has several advantages, including high efficiency, long service life, and low vibration. This series of gearbox can be combined with a wide range of reducers and variators. Its size and high performance makes it an ideal choice for applications that require maximum torque and load transfer.
The main feature of a helical gearbox is that it presents a fixed velocity ratio, even if the center gaps are not perfectly set. This is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to paper spur gears in terms of radial pitch, since the shafts in the helical gearbox cross at an angle. The center gap of a helical gearbox is the same for both the left and right-handed counterparts.
The EP Series is another popular model of a Coaxial helical gearbox. This series has high torque and a maximum reduction ratio of 25.6:1. It is an ideal choice for the plastic industry, and CZPT offers an extensive range of models. Their center distance ranges from 112 mm to 450 mm. The EP Series has several models with different center distances. In addition to high torque and efficiency, this gearbox has low noise and vibration, and it is easy to assemble and disassemble.
Another type of Coaxial helical gearboxes is the planetary gearbox. They have a high efficiency and power density. Unlike coaxial helical gearboxes, planetary gearboxes have an axis on the same direction as the output shaft. They are easy to integrate into existing drive trains. In addition, they are compact and easy to integrate with existing drive trains. For servo applications, they are another great choice.
Epicyclic gearbox
An epicyclic gearbox is a type of automatic gearbox used to drive cars. Its primary advantage is its compact design, and it is more reliable and efficient than manual gearboxes. It is comprised of a sun gear and two planetary gears, encased in a ring gear called the Annulus. This system is useful for drivers who need to shift gears frequently, as they will become tired if the gears are suddenly changed.
An epicyclic gearbox consists of three different types of gears: ring gear, sun gear, and annular ring gear. The ring gear is the outermost gear and has angular-cut teeth on its inner surface. It is used in conjunction with planetary gears to provide high-speed ratios to vehicles. The sun gear also reverses the direction of the output shaft. This helps reduce transmission error.
An epicyclic gearbox uses multiple planets to transfer power between the planets. This type of gearbox is lightweight and features a high power density. This gearbox has several benefits over a standard single-stage parallel axis gearbox, including multiple load paths, unequal load sharing, and phased meshing. Furthermore, epicyclic gearboxes require more complex transmission error optimisation than their counterparts, including more than one stage.
The objective of epicyclic gearbox research is to provide the lowest transmission error possible. The process includes an initial design and detailed specification. The system is defined by its load spectrum and required ratio. Deflections of the elastic mesh are calculated to understand their strength and how much energy the system can handle. Finally, micro-geometric corrections minimize transmission error. These improvements are crucial to the overall efficiency of an epicyclic gearbox.
Extruder helical gearing
The helix in an extruder helical gearing is fixed at an angle, enabling more interaction with the shaft in the same direction as it moves. As a result, the shaft and the bearing are in constant contact for a long period of time. Typically, extruder helical gearing is used in applications where there is low excitement, such as steel, rolling mills, conveyors, and the oil industry. The bevel gear train also plays a role in these applications.
The CZPT AEX extruder drive gear is specifically developed for this specific application. The gears are compact and lightweight and offer exceptional power density and a long service life. These extruder gears are highly reliable, and they can be used in a wide range of applications, including rubber processing, food production, and recycling plants. CZPT offers both standard and custom gearing for your extruder.
Another advantage of helical gearing is its versatility. Since the helical gearing teeth are inclined at a specific angle, they can be adjusted to meet the specific needs of a given application. These gears also have the advantage of eliminating noise and shock from straight teeth. Unlike other gearing types, they are able to achieve a wide range of loads, from small to large. These helical gears are very durable and are the best option for high-load applications.
In addition to this, asymmetric helical gears have increased flexibility, while asymmetrical helical gears have lower flexural stiffness. The ratio of teeth to the shaft has a positive effect on the strength of the gear. Furthermore, asymmetrical helical gears are easier to manufacture. But before you purchase your next extruder gear, make sure you know what you’re getting into.
1 speed gearbox
CZPT Group Components produces the one speed gearbox. It has the potential to make cars more efficient and environmentally friendly. The gear ratio of a car’s drivetrain is crucial for reaching maximum power and speed. Typically, a one-speed gearbox delivers a maximum of 200 hp. But the speed at which a car can reach this power must be high to get the full benefit from the electric motor. So, how can a one-speed gearbox improve the speed and torque of a car?
A one-speed gearbox is a mechanical device used to switch between second and third gears. It can include multiple gear sets, such as a shared middle gear for switching between second and third gears. It can also have an intermediate gear set that represents a switchable gear in both partial transmissions. The invention also includes a mechanism that makes it easier to change gears. The patent claims are detailed below. A typical one-speed gearbox may include two parts.
Generally, a one-speed gearbox will have up to seven forward gears, with each of these corresponding to a different speed. A one-speed gearbox can have five different gear sets and five different gear levels. It can have synchronized gear sets or last-shelf gear sets. In either case, the gears are arranged in a way that maximizes their efficiency. If the gears are placed on opposite sides of a car, the transmission may be a two-speed one.
CZPT Transmission specializes in the production of high-speed gearboxes. The company’s Milltronics HBM110XT gearbox machine is the perfect tool for this job. This machine has a large working table and a heavy-duty load capacity, making it a versatile option for many kinds of applications. There are also a wide variety of CZPT gearboxes for the automotive industry.
editor by CX 2023-07-13
China Advance Hc138 Marine Gearbox Marine Gearbox Advance gearbox and motor
Solution Description
Advance HC138 maritime gearbox Marine Gearbox Advance
Item Description
HangZhou Advance produces the best gearbox in China.
The HC138 marine gearbox is ideal for tiny and medium-sized fishing boats, cargo ships, passenger ships and other varieties of vessels. It is capable of decelerating speed, reversing clutch path and bearing propeller thrust.
Pushed by vertical heterodyne transmission system, this gearbox has a little measurement, a huge velocity ratio and a mild bodyweight.
Solution Parameters
| Input Speed | 1000~2500r/min | ||
| Reduction Ratio (i) | two.,2.52,3.00,3.57,4.05,4.forty five | Transmission Capacity (kW/r/min) | .11 |
| Maneuver Type | Push-pull adaptable Shaft , Electric control , Pneumatic control | ||
| Centre Distance | 225mm | ||
| Rated Thrust | 30KN | ||
| L×W×H | 520*792*760mm | ||
| Web Weight | 360kg | ||
| Coupling Flywheel | 6135Ca,SAE14/eleven.5 | ||
| Coupling Housing | 6135Ca,SAE1/2/three | ||
Packaging & Shipping
Organization Profile
ZheJiang CZPT Energy Technology Co., Ltd. is positioned in HangZhou Metropolis, ZheJiang Province,
ZheJiang CZPT Power Technologies Co., Ltd is 1 of the leading professional producer which is specializing in manufacturing, design, revenue, installation, maintenance and provider of diesel generator established, biogas generator established, character fuel generator set, biomass generator set, coal gas generator established, wind creating established, solar generator, and many others.
Cummins collection generator set energy range is from 1kVA-2500kVA of generator sets with CUMMINS, DEUTZ, LOVOL, YANMAR, MTU, ISUZU, CZPT DAEWOO, Quanchai, Shangchai, Weichai, Yuchai, HangZhou Electrical power and so forth. Sequence world famous diesel motor.
Comply strictly with ISO9001: 2000 Top quality Method, our merchandise have passed very a whole lot of Certifications, which includes Usa EPA, Europe CE, Nigeria SONCAP, and so forth. We always keep the higher top quality of transmission and the normal of dependability, protection, toughness as effectively as economy and atmosphere-friendliness. And we have formed a finished pre-sale, sale and right after-sale support system. And the OEM and ODM are offered.
Our products have been exported to Center East, South America, Southeast Asia, Russia, Jap Europe and we have cooperated with far more than 40 domestic distributors and established up perfect advertising and marketing and service community all in excess of the nation.
We think that it is our assurance of top quality and extraordinary conversation capabilities in era established area as well as our competitive prices and skilled service that will often suggest your greatest option.
FAQ
Q1:How lengthy is the generation cycle of diesel motor?A1:The generation cycle of generator sets and construction equipment and diesel water pump is in fourteen doing work times. The
production cycle for Maritime engines is twenty five operating times.
Q1:What is the packing approach of diesel engine? Manner of transportation?
A1:Packed in plywood. Primarily by sea. Or in accordance to the customer’s needs to select selected forwarder.
Q1:What are the conditions of payment?
A1:T/T ,thirty% in progress and the balance settled ahead of shipping and delivery. Payment by L/C is appropriate under specific situation.
Q1:What is the bare minimum amount of an purchase?
A1:Our minimum purchase is 1 set.
Q1:What is your guarantee period for your product?
A1: 1 calendar year soon after the factory or in a thousand several hours of use. If there is any good quality issue in the warranty time period, you can go
to the overseas provider station for mend by implies of the guarantee card. Or ask us for cost-free areas and you can exchange them
oneself.
Q1:How ought to we trade?
A1:We can perform transactions by means of Alibaba Tradelink, or we can CZPT a agreement and carry out offline transactions.
Q1:What else does your company offer in?
A1:Our firm’s major manufacturing initiatives are diesel and gas generator sets, diesel water pumps, and income of marine engines and
gearboxes. And the corresponding components.
|
/ Piece | |
1 Piece (Min. Order) |
###
| Application: | Machinery, Marine |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Center Distance: | 264mm |
| Transport Package: | Wooden Box |
| Specification: | 786*930*864 |
| Trademark: | Hangzhou Advance |
###
| Customization: |
|---|
###
| Input Speed | 1000~2500r/min | ||
| Reduction Ratio (i) | 2.0,2.52,3.00,3.57,4.05,4.45 | Transmission Capacity (kW/r/min) | 0.11 |
| Maneuver Type | Push-pull flexible Shaft , Electric control , Pneumatic control | ||
| Center Distance | 225mm | ||
| Rated Thrust | 30KN | ||
| L×W×H | 520*792*760mm | ||
| Net Weight | 360kg | ||
| Coupling Flywheel | 6135Ca,SAE14/11.5 | ||
| Coupling Housing | 6135Ca,SAE1/2/3 | ||
|
/ Piece | |
1 Piece (Min. Order) |
###
| Application: | Machinery, Marine |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Center Distance: | 264mm |
| Transport Package: | Wooden Box |
| Specification: | 786*930*864 |
| Trademark: | Hangzhou Advance |
###
| Customization: |
|---|
###
| Input Speed | 1000~2500r/min | ||
| Reduction Ratio (i) | 2.0,2.52,3.00,3.57,4.05,4.45 | Transmission Capacity (kW/r/min) | 0.11 |
| Maneuver Type | Push-pull flexible Shaft , Electric control , Pneumatic control | ||
| Center Distance | 225mm | ||
| Rated Thrust | 30KN | ||
| L×W×H | 520*792*760mm | ||
| Net Weight | 360kg | ||
| Coupling Flywheel | 6135Ca,SAE14/11.5 | ||
| Coupling Housing | 6135Ca,SAE1/2/3 | ||
Types of Gearboxes Used in Wind Turbines
Many manufacturers of wind turbines have chosen different solutions for the drive train of the turbines. Most prefer gearboxes because of their durability. These have several design features that make them well suited to shocks, stresses and wear. Regardless of the type of gearbox used, continuous maintenance and monitoring can extend the lifespan of these machines. Performing these tasks regularly can help detect and resolve any problems before they become serious. Here are some of the problems associated with gearboxes.
Coaxial helical gearbox
The R series helical inline gearbox is a high-quality speed reducer for heavy-duty industrial applications. These units are designed with increased power density in mind and are equipped with various cooling options. High-grade seals and lubricants help to increase efficiency and minimize thermal loading. They are ATEX-compliant. Their reversible modules are an excellent choice for high-speed applications, such as compressors, compressor blowers, and pumps.
The normal module set of helical gearbox is manufactured using the same tooth-cutting techniques as spur gears. This allows the production of higher-quality, more economical, and more compact helical gears. Although the performance of helical gears is lower than spur gears, they are durable and capable of transferring motion and power between two shafts. And because they are able to handle a much greater load, they are preferred for heavy-duty applications.
The main tooth form of a helical gearbox presents fixed velocity ratios, even if the center gap is not completely set. This requirement is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to a set of paper spur gears, with the exception that the sections must stagger in opposite directions. There are two kinds of helical gears for parallel shafts: left-handed and right-handed.
The Industrial Gearbox market is segmented based on product type, application, and geography. The report analyzes the competitive scenario by segmenting the market by region, company, and type. Using this information, it estimates market size, revenue, and consumption. The report also features key information about COVID-19 and its impact on the overall industry. And it also provides a competitive landscape with industry-leading players.
Industrial gearboxes are integrated with devices and make automation processes more efficient and reliable. Increasing labor costs, shortage of skilled labor, and the ageing workforce are driving the demand for automation technologies. The industry requires newer and more advanced models and technologies to compete in the global market. You can use Coaxial helical gearbox in a variety of applications. Its benefits are endless. If you are looking for a reliable, high-performance industrial gearbox, CZPT can help you find it.
Worm reduction gearbox
As a general rule, larger center distance worm reduction gearboxes are more efficient than smaller ones. Worm gearboxes with 2.6-in. center distances start to lose efficiency as their ratios increase. Larger center distances tend to have higher efficiency than smaller ones. However, this difference may not always be enough to justify the higher investment. Worm gear reducers typically cost less than equivalent helical units.
The use of aluminum for worm reduction gearboxes is a popular choice for those involved in the manufacturing of Packaging Equipment. In addition to being lightweight, aluminum worm reduction gearboxes have high strength and rigidity. Manufacturers recommend this choice because of its high rigidity and durability. While purchasing aluminum worm reduction gearboxes, keep in mind that they are more expensive than steel versions. However, they have a longer lifespan and are highly resistant to wear.
The worm’s helix angle is larger than a helical gear, which allows a much higher gear ratio. In addition, the worm’s body is usually longer in the axial direction than helical gears. Worm reduction gears are often left-handed, and British or Indian standards are usually followed. The worm wheel is made of hardened alloy steel PB2-C, while the gearbox case is made of hardened alloy steel FG 220 or FG 250res.
The worms in a sacrificial system are relatively safe from wear. Instead, the softer wheel is the cause of most wear and tear. The oil analysis report for a sacrificial system shows low iron levels and high copper concentrations. However, if a worm reduction gearbox has a bad reputation, you should consider purchasing a new one. If the worm gears are in good condition, the gearbox is still a viable option for a new or replacement vehicle.
The advantages of a worm reduction gearbox are numerous. The worm gearbox is widely used in industrial settings, where it provides torque and speed reduction to move products. Worm gearboxes are also commonly used in automatic security gates, which will not run in reverse. Most security gates use two separate worm drives to keep the gate in the closed position. There are also many other uses for worm reducers. You can learn more about the benefits of worm gearboxes by reading below.
Stainless steel gearbox
Stainless steel gearboxes offer a number of advantages over standard gearboxes. They match the existing stainless motor design and cost 50 percent more on average. They have stainless output shafts and housings as well as corrosion resistant hardware and a food grade lubricant. Stainless steel gearboxes feature IP 65 sealing, Viton shaft seals at the input and output shafts, and a Buna o-ring between the housings. Stainless steel gearboxes also eliminate flat surfaces and allow for a cylindrical design.
Stainless steel gearboxes are more durable than traditional cast iron or epoxy-painted gearboxes. These gearboxes can withstand repeated washdown operations without damage. They also do not collect particles or bacteria. And because stainless steel does not corrode, stainless steel gearboxes can withstand harsh environments, such as oily or greasy environments. Because stainless steel gearboxes are corrosion-resistant, they require little maintenance. They are also easier to clean and maintain, resulting in fewer replacements and a longer life span for your gearbox.
Stainless steel gearboxes are a great choice for food and other industries that require high hygiene standards. In addition to its durability, stainless steel gearboxes are ideal for applications in environments that require high levels of humidity and water. They are also life-lubricated, and they can be supplied with food-grade oils or water. The CZPT Gears stainless gearbox is a versatile option for a variety of applications.
Stainless steel gearboxes offer superior corrosion protection and can withstand harsh environments. The stainless steel cover, housing, and external hardware ensure superior corrosion protection. If you have questions about the varying benefits of stainless steel gearboxes, contact a CZPT Gear sales representative to learn more about your options. And if you are not sure which type is right for your needs, contact a CZPT Gear sales representative to find the perfect solution for your business.
1 speed gearbox
Volkswagen Group Components manufactures the one speed gearbox. The gearbox has a high-performance electric drive motor that produces 310 Nm of torque over a wide speed range. Designed for maximum range, this gearbox uses a single gear for all driving situations. It is extremely quiet, too, and requires precision manufacturing. Volkswagen has also made it available in a reverse-gear configuration with power electronics. Volkswagen’s ID.3 EV’s e-drive motor is a perfect example of this.
The first part of the transmission corresponds to the even and odd gears, while the second part has the straighter gears. A single gear set can change between both modes. An intermediate gear set is also possible. A lastshelf gear can be formed by hydraulically betigte Lamellenkupplungen. Both types of gears can be exchanged between partial transmissions. The invention may furthermore include a transmission with the same gear ratios as the first part of the transmission.
Another variation of the one speed gearbox is the CVT. This type of gearbox has only one drive unit, which means it does not require a clutch or brake. Its power is derived from the torque generated by the Internal Combustion Engine at a particular speed. The engine cannot sustain such high torque levels above 5500 RPM, which will reduce the MPG. Also, raising the RPM will reduce the acceleration, and in severe cases may lead to an engine crash.
As the number of applications for a 1 speed gearbox increases, its design and functionality will continue to evolve. Bosch Rexroth has developed its eGFZ gearbox based on customer feedback. They are currently working on various pilot projects and hope to put it into production in the next few years. However, if you want to buy a 1 speed gearbox now, consider the benefits of a first-rate design.
editor by CX 2023-04-14
China Supplier Hot Sale Fd125 Type Marine Gearbox with Great quality
Solution Description
Substantial top quality maritime gearbox
| place of origin | China (mainland) |
| internet fat | 120kg |
| ration | 2.03,2.forty six,3.04,3.fifty seven,4.05,4.39,4.seven |
| motor | 1800, 2100rpm |
| packge | wooden case |
| operation | semi-computerized |
| drive | five.5KN |
Our solution has aggressive value, ideal price tag and provider.
We are a expert manufacturer with 20 years’ encounter. Believe in us!
Top quality is our culture.
If decide on us, you will be shocked.
|
/ Piece | |
1 Piece (Min. Order) |
###
| Application: | Machinery, Marine, Car |
|---|---|
| Function: | Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Cycloidal |
| Hardness: | Hardened |
| Installation: | Torque Arm Type |
| Step: | Stepless |
###
| Customization: |
|---|
###
| place of origin | China (mainland) |
| net weight | 120kg |
| ration | 2.03,2.46,3.04,3.57,4.05,4.39,4.7 |
| motor | 1800, 2100rpm |
| packge | wooden case |
| operation | semi-automatic |
| push | 5.5KN |
|
/ Piece | |
1 Piece (Min. Order) |
###
| Application: | Machinery, Marine, Car |
|---|---|
| Function: | Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Cycloidal |
| Hardness: | Hardened |
| Installation: | Torque Arm Type |
| Step: | Stepless |
###
| Customization: |
|---|
###
| place of origin | China (mainland) |
| net weight | 120kg |
| ration | 2.03,2.46,3.04,3.57,4.05,4.39,4.7 |
| motor | 1800, 2100rpm |
| packge | wooden case |
| operation | semi-automatic |
| push | 5.5KN |
What Is a Gearbox?
A gearbox is the mechanical system of an automobile that allows a vehicle to change gear smoothly. This arrangement of gears is highly complex, which helps to provide a smooth gear change. In this article, we will explore some of the different types of gearboxes, including the Epicyclic gearbox, the Coaxial helical gearbox, and the Extruder helical gearing. These are three of the most common types of gearboxes used in automobiles.
Gearboxes
Gearboxes help drivers choose the appropriate gear for the conditions. A lower gear produces the least speed, while a higher gear gives the maximum torque. The number of gears used in a gearbox varies to meet different demands on the road and load. Short gearing provides maximum torque, while tall gearing offers higher top speeds. These features combine to improve the driveability of a vehicle. But what is a gearbox?
The gearbox has a slew of components, including the bearings and seals. Among these components is the gearbox, which is subjected to wear and tear due to metal-to-metal contact. As a result, gearboxes require close monitoring. Various tests are used to assess the condition of gears, such as corrosion and wear. Proactive tests emphasize wear, contamination, and oil condition. However, there are also proactive tests, such as the ferrous density test and the AN test, which monitor additive depletion and abnormal wear.
The separating force is a key factor for the design of a gearbox. The primary radial measurement point should be oriented to monitor normal forces. The secondary measurement point should be located in the opposite direction of rotation from the primary radial measurement point. The separating force generated by a helical gear set is called tangential force. The primary and secondary radial measurement points should be positioned so as to provide information about both normal and tangential forces.
Manual gearboxes are often manual. The driver can control the synchromesh by using a selector rod. This rod moves the synchromesh to engage the gear. Reverse gears are not synchromesh because they are used only when the vehicle is at a standstill. In older cars, the first gear often lacked synchromesh due to cost or lack of torque. Drivers could still use first gear with a double-declutch.
Coaxial helical gearbox
The R series rigid tooth flank helical gearbox features high versatility and good combination. They have a wide range of motor power and allow for fine classification of transmission ratios. The R series gearbox has several advantages, including high efficiency, long service life, and low vibration. This series of gearbox can be combined with a wide range of reducers and variators. Its size and high performance makes it an ideal choice for applications that require maximum torque and load transfer.
The main feature of a helical gearbox is that it presents a fixed velocity ratio, even if the center gaps are not perfectly set. This is sometimes referred to as the fundamental rule of gearing. A helical gearbox is similar to paper spur gears in terms of radial pitch, since the shafts in the helical gearbox cross at an angle. The center gap of a helical gearbox is the same for both the left and right-handed counterparts.
The EP Series is another popular model of a Coaxial helical gearbox. This series has high torque and a maximum reduction ratio of 25.6:1. It is an ideal choice for the plastic industry, and CZPT offers an extensive range of models. Their center distance ranges from 112 mm to 450 mm. The EP Series has several models with different center distances. In addition to high torque and efficiency, this gearbox has low noise and vibration, and it is easy to assemble and disassemble.
Another type of Coaxial helical gearboxes is the planetary gearbox. They have a high efficiency and power density. Unlike coaxial helical gearboxes, planetary gearboxes have an axis on the same direction as the output shaft. They are easy to integrate into existing drive trains. In addition, they are compact and easy to integrate with existing drive trains. For servo applications, they are another great choice.
Epicyclic gearbox
An epicyclic gearbox is a type of automatic gearbox used to drive cars. Its primary advantage is its compact design, and it is more reliable and efficient than manual gearboxes. It is comprised of a sun gear and two planetary gears, encased in a ring gear called the Annulus. This system is useful for drivers who need to shift gears frequently, as they will become tired if the gears are suddenly changed.
An epicyclic gearbox consists of three different types of gears: ring gear, sun gear, and annular ring gear. The ring gear is the outermost gear and has angular-cut teeth on its inner surface. It is used in conjunction with planetary gears to provide high-speed ratios to vehicles. The sun gear also reverses the direction of the output shaft. This helps reduce transmission error.
An epicyclic gearbox uses multiple planets to transfer power between the planets. This type of gearbox is lightweight and features a high power density. This gearbox has several benefits over a standard single-stage parallel axis gearbox, including multiple load paths, unequal load sharing, and phased meshing. Furthermore, epicyclic gearboxes require more complex transmission error optimisation than their counterparts, including more than one stage.
The objective of epicyclic gearbox research is to provide the lowest transmission error possible. The process includes an initial design and detailed specification. The system is defined by its load spectrum and required ratio. Deflections of the elastic mesh are calculated to understand their strength and how much energy the system can handle. Finally, micro-geometric corrections minimize transmission error. These improvements are crucial to the overall efficiency of an epicyclic gearbox.
Extruder helical gearing
The helix in an extruder helical gearing is fixed at an angle, enabling more interaction with the shaft in the same direction as it moves. As a result, the shaft and the bearing are in constant contact for a long period of time. Typically, extruder helical gearing is used in applications where there is low excitement, such as steel, rolling mills, conveyors, and the oil industry. The bevel gear train also plays a role in these applications.
The CZPT AEX extruder drive gear is specifically developed for this specific application. The gears are compact and lightweight and offer exceptional power density and a long service life. These extruder gears are highly reliable, and they can be used in a wide range of applications, including rubber processing, food production, and recycling plants. CZPT offers both standard and custom gearing for your extruder.
Another advantage of helical gearing is its versatility. Since the helical gearing teeth are inclined at a specific angle, they can be adjusted to meet the specific needs of a given application. These gears also have the advantage of eliminating noise and shock from straight teeth. Unlike other gearing types, they are able to achieve a wide range of loads, from small to large. These helical gears are very durable and are the best option for high-load applications.
In addition to this, asymmetric helical gears have increased flexibility, while asymmetrical helical gears have lower flexural stiffness. The ratio of teeth to the shaft has a positive effect on the strength of the gear. Furthermore, asymmetrical helical gears are easier to manufacture. But before you purchase your next extruder gear, make sure you know what you’re getting into.
1 speed gearbox
CZPT Group Components produces the one speed gearbox. It has the potential to make cars more efficient and environmentally friendly. The gear ratio of a car’s drivetrain is crucial for reaching maximum power and speed. Typically, a one-speed gearbox delivers a maximum of 200 hp. But the speed at which a car can reach this power must be high to get the full benefit from the electric motor. So, how can a one-speed gearbox improve the speed and torque of a car?
A one-speed gearbox is a mechanical device used to switch between second and third gears. It can include multiple gear sets, such as a shared middle gear for switching between second and third gears. It can also have an intermediate gear set that represents a switchable gear in both partial transmissions. The invention also includes a mechanism that makes it easier to change gears. The patent claims are detailed below. A typical one-speed gearbox may include two parts.
Generally, a one-speed gearbox will have up to seven forward gears, with each of these corresponding to a different speed. A one-speed gearbox can have five different gear sets and five different gear levels. It can have synchronized gear sets or last-shelf gear sets. In either case, the gears are arranged in a way that maximizes their efficiency. If the gears are placed on opposite sides of a car, the transmission may be a two-speed one.
CZPT Transmission specializes in the production of high-speed gearboxes. The company’s Milltronics HBM110XT gearbox machine is the perfect tool for this job. This machine has a large working table and a heavy-duty load capacity, making it a versatile option for many kinds of applications. There are also a wide variety of CZPT gearboxes for the automotive industry.
editor by CX 2023-04-13
China Advance Marine Gearbox 300 Z300 with high quality
Product Description
Advance Maritime GEARBOX 300 Z300
ZheJiang CZPT DIESEL Motor Co., Ltd CAN Supply Maritime GEARBOX 300 Z300 MARINE GEARBOX.
| Z300 MARINE GEARBOX MAX.670KW at 2300RPM | |||||||||||||||
| Engine Speed:750~2300RPM | |||||||||||||||
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| L*W*H:786*930*864mm Bell housing:SAE 0, 1 |
Net Weight:740Kg Flange:SAE 18,sixteen,14 |
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| Options/Remarks:Mechanical or Electrical remote control Centre distance:264mm Motor:KTA19-M600TBD234V12… |
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MARINE GEARBOX 06
MARINE GEARBOX 16A
MARINE GEARBOX 26
MARINE GEARBOX MA100
MARINE GEARBOX MA125A
MARINE GEARBOX MA142A
MARINE GEARBOX 40A
MARINE GEARBOX MB170
MARINE GEARBOX HC571
MARINE GEARBOX HC038A
MARINE GEARBOX HC65
MARINE GEARBOX 120B
MARINE GEARBOX 120C
MARINE GEARBOX MV100A
MARINE GEARBOX 135A
MARINE GEARBOX MB242
MARINE GEARBOX HCQ138
MARINE GEARBOX HC138
MARINE GEARBOX HCD138
MARINE GEARBOX HCA138
MARINE GEARBOX HC200
MARINE GEARBOX HCC200
MARINE GEARBOX HC201
MARINE GEARBOX MB270A
MARINE GEARBOX HCQ300
MARINE GEARBOX Z300
MARINE GEARBOX J300
MARINE GEARBOX D300A
MARINE GEARBOX T300
MARINE GEARBOX T300/one
MARINE GEARBOX HCA300
MARINE GEARBOX M300
MARINE GEARBOX MD300
MARINE GEARBOX HCQ401
MARINE GEARBOX HC400
MARINE GEARBOX HCD400A
MARINE GEARBOX HCT400A
MARINE GEARBOX HCT400/one
MARINE GEARBOX HCQ501
MARINE GEARBOX HCQ502
MARINE GEARBOX HC600A
MARINE GEARBOX HCD600A
MARINE GEARBOX HCT600A
MARINE GEARBOX HCT600A/one
MARINE GEARBOX HC701
MARINE GEARBOX HCQ700
MARINE GEARBOX HCD800
MARINE GEARBOX HCT800
MARINE GEARBOX HCT800/one
MARINE GEARBOX HCT800/two
MARINE GEARBOX HCT800/3
MARINE GEARBOX HCW800
MARINE GEARBOX HC900
MARINE GEARBOX HC1000
MARINE GEARBOX HCD1000
MARINE GEARBOX HCQ1000
MARINE GEARBOX HCT1100
MARINE GEARBOX HCW1100
MARINE GEARBOX HC1200
MARINE GEARBOX HC1200/one
MARINE GEARBOX HCT1200
MARINE GEARBOX HC1250
MARINE GEARBOX HCQ1400
MARINE GEARBOX HCD1400
MARINE GEARBOX HCT1400
MARINE GEARBOX HCD2000
MARINE GEARBOX HCT2000
MARINE GEARBOX HCD2700
| Design | MAX Capacity | pace | ratio | fat |
| 06 | 12HP | one thousand~2000RPM | 2.52/ 3.05/ 3.5 | 58KG |
| 16A | 32HP | a thousand~2000RPM | two.07/ 2.48/ 2.ninety five/ 3.35/ 3.83 | 84KG |
| 26 | 67HP | 1000~2500RPM | 2.5/ 3/ 3.5/ 4 | 92KG |
| MA100 | 37HP | 1500~3000RPM | one.6/ 2/ 2.55/ 3.11/ 3.fifty nine/ 3.eighty three | 75KG |
| MA125A | 82HP | 1500~3000RPM | two.03/ 2.46/ 3.04/ 3.57/ 4.05 | 115KG |
| MA142A | 102HP | 1500~3000RPM | one.ninety seven/ 2.fifty two/ 3.03/ 3.54/ 3.95/ 4.five | 140Kg |
| 40A | 82HP | 750~2000RPM | two.07/ 2.96/ 3.forty four | 225KG |
| MB170 | 132HP | 1000~2500RPM | one.97/ 2.52/ 3.04/ 3.fifty four/ 3.96/ 4.5/ 5.06/ 5.47/ 5.88 | 240KG |
| HC571 | 80HP | 1500~3200RPM | one.50/ 1.96/ 2.48/ 3.00/ 3.forty eight | 70KG |
| HC038A | 121HP | 1500~3200RPM | 1.51/ 2.03/ 2.52/ 2.92/ 3.45 | 70KG |
| HC65 | 183HP | one thousand~2500RPM | one.fifty three/ 2.03/ 2.50/ 2.96/ 3.50 | 130KG |
| 120B | 215HP | 750~1800RPM | two.03/ 2.eighty one/ 3.seventy three | 400KG |
| 120C | 340HP | one thousand~2500RPM | one.forty eight/ 1.ninety four/ 2.forty five/ 2.96/ 3.35 | 225KG |
| MV100A | 408HP | 1500~3000RPM | one.23/ 1.28/ 1.62/ 2.07/ 2.52/ 2.87 | 220KG |
| 135A | 272HP | one thousand~2000RPM | 2.03/ 2.59/ 3.04/ 3.sixty two/ 4.11/ 4.65/ 5.06/ 5.forty seven/ 5.81 | 470KG |
| MB242 | 350HP | a thousand~2500RPM | 3.04/ 3.fifty two/ 3.ninety five/ 4.fifty three/ 5.twelve/ 5.fifty six/ 5.88 | 385KG |
| HCQ138 | 390HP | a thousand~2600RPM | 1.03/ 1.28/ 1.5/ 2.03/ 2.48/ 2.ninety five | 200KG |
| HC138 | 374HP | a thousand~2500RPM | two./ 2.52/ 3./ 3.fifty seven/ 4.05/ 4.forty five | 360KG |
| HCD138 | 374HP | 1000~2500RPM | 5.05 / 5.63/ 6.06/ 6.forty seven | 415KG |
| HCA138 | 390HP | 1000~2600RPM | 1.095/ 1.28/ 1.fifty/ 2.03/ 2.forty eight/ 3. | 385KG |
| HC200 | 440HP | one thousand~2200RPM | one.48/ 2.00/ 2.28 | 280KG |
| HCC200 | 500HP | 1000~2500RPM1.034/ 1.451/ 1.997/ 2.422/ 2.935 | 400KG | |
| HC201 | 500HP | one thousand~2500RPM | 2.46/ 2.955/ 3.526 | 350KG |
| MB270A | 500HP | 1000~2500RPM | 4.05/ 4.53/ 5.12/ 5.5/ 5.fifty nine/ 6.39/ 6.82 | 675KG |
| HCQ300 | 782HP | a thousand~2300RPM | 1.06/ 1.forty six/ 2.05/ 2.38 | 350KG |
| Z300 | 910HP | 750~2300RPM | 1.87/ 2.04/ 2.54/ 3/ 3.53/ 4.ten/ 4.forty seven/ 4.sixty one/ 4.ninety four/ 5.forty four | 740KG |
| J300 | 875HP | 750~2300RPM | 2.04/ 2.54/ 3./ 3.forty seven/ 3.95 | 740KG |
| D300A | 805HP | a thousand~2300RPM | four/ 4.forty eight/ 5.05/ 5.fifty two/ 5.9/ 6.fifty six/ 7.06/ 7.63 | 880KG |
| T300 | 759HP | 1000~2300RPM | four.95/ 6.03/ 6.sixty five/ 7.04/ 7.54/ 8.02/ 8.47 | 1120KG |
| T300/1 | 611HP | one thousand~2300RPM | eight.ninety four/ 9.forty five | 1120KG |
| HCA300 | 850HP | a thousand~2500RPM | one.fifty/ 2.00/ 2.57/ 2.ninety five | 370KG |
| M300 | 805HP | 1000~2300RPM | 1.forty five/ 2.00/ 2.fifty two/ 3.05/ 3.forty five/ 3.94 | 700KG |
| MD300 | 805HP | one thousand~2300RPM | 3.96/ 4.forty eight/ 4.ninety six/ 5.52/ 5.9 | 940KG |
| HCQ401 | 1035HP | 1500~2300RPM | one.00/ 1.twelve/ 1.25/ 1.50/ 1.seventy six/ 2.04/ 2.50 | 480KG |
| HC400 | 810HP | one thousand~1800RPM | 1.50/ 1.seventy seven/ 2.04/ 2.50/ 2.86/ 3./ 3.42/ 4.06/ 4.sixty one/ / 4.94 | 820KG |
| HCD400A | 810HP | one thousand~1800RPM | three.ninety six/ 4.33/ 4.43/ 4.70/ 5.00/ 5.53/ 5.89 | 1100KG |
| HCT400A | 945HP | 1000~2100RPM | 6.09/ 6.49/ 6.ninety three/ 7.forty two/ 7.ninety five/ 8.4/ 9/ 9.47 | 1100KG |
| HCT400/1 | 945HP | one thousand~2100RPM | 8.fifteen/ 8.sixty nine/ 9.27/ 9.94/ 10.6/ 11.46/ 12 | 1500KG |
| HCQ501 | 1265HP | 1000~2300RPM | one.03/ 1.forty six/ 2/ 2.45 | 560KG |
| HCQ502 | 1265HP | one thousand~2300RPM | two.95 | 700KG |
| HC600A | 1365HP | 1000~2100RPM | 2/ 2.48/ 3/ 3.fifty eight/ 3.89 | 1300KG |
| HCD600A | 1365HP | a thousand~2100RPM | 4.18/ 4.43/ 4.7/ 5/ 5.44/ 5.seventy one | 1550KG |
| HCT600A | 1260HP | a thousand~2100RPM | six.06/ 6.49/ 6.97/ 7.fifty one/ 8.04/ 8.sixty six/ 9.35 | 1600KG |
| HCT600A/one | 1260HP | one thousand~2100RPM | 7.sixty nine/ 8.23/ 8.82/ 9.47/ 10.8/ 11.sixty five/ 12.57 | 1700KG |
| HC701 | 1285HP | 1200~2400RPM | one.93/ 2.fifty eight/ 2.90/ 3.26/ 3.01/ 4.60/ 5.17/ 6.eighteen/ 7.00/ 7.forty seven | 2000KG |
| HCQ700 | 1875HP | a thousand~2500RPM | 1.5~2.5/ 2.seventy eight/ 2.96 | 900KG |
| HCD800 | 1530HP | 1000~1800RPM | 3.427/ 3.96/ 4.391/ 4.905/ 5.474/ 5.889 | 2200KG |
| HCT800 | 1530HP | 800~1800RPM | four.ninety five/ 5.57/ 5.sixty eight/ 5.ninety three/ 6.forty three/ 6.86/ 7.33/ 7.84/ 8.four | 2700KG |
| HCT800/one | 1530HP | 800~1800RPM | 6.91/ 7.28/ 7.sixty nine/ 8.12/ 8.6/ 9.twelve/ 9.sixty eight/ 10.3/ 10.98/ 11.76/ 12.43/ 13.17/ 13.97/ 14.eighty five/ 15.eighty two/ 16.58/ 20.1 | 32000KG |
| HCT800/two | 1668HP | one thousand~1800RPM | 13.118/ 13.811/ 14.545/ 15.326/ / 16.157/ 17.044/ 17.991/ 20.267/ 22.176 | 4000KG |
| HCT800/three | 1460HP | one thousand~1800RPM | 16.56/ 17.ninety five/ 20.two | 4200KG |
| HCW800 | 1886HP | 1500~1900RPM | 12.584/ 13.244/ 13.945/ 14.68/ 15.forty six/fifteen.915/ 16.285/ 17.sixteen/ 17.696/ 18.267/ 19.078/ 19.714/ 20.thirteen | 3800KG |
| HC900 | 1436HP | 1000~1800RPM | one.forty six/ 2.04/ 2.47/ 3/ 3.6/ 4.08/ 4.sixty three/ 4.95 | 1600KG |
| HC1000 | 1898HP | 600~1900RPM | 2/ 2.5/ 3.04/ 3.forty eight/ 4.06 | 1800KG |
| HCD1000 | 1898HP | 600~1900RPM | 3.429/ 3.ninety six/ 4.391/ 4.45/ 4.905/ 5.06/ 5.474/ 5.833 | 1900KG |
| HCQ1000 | 2300HP | 600~2300RPM | one.176~2.842/ 3.one | 1100KG |
| HCT1100 | 1841HP | seven hundred~1600RPM | five.6/ 5.98/ 6.39/ 6.eighty five/ 7.35/ 7.nine | 3000 |
| HCW1100 | 2280HP | 1500~1800RPM | 15.882/ 16.546/ 17.243/ 17.973/ 18.740/ 19.547/ 20.395 | 6000KG |
| HC1200 | 2276HP | seven hundred~1800RPM | two.03/ 2.476/ 2.5/ 2.ninety six/ 3.55/ 3.seventy nine/ 4.05/ 4.2/ 4.forty seven | 1840 |
| HC1200/one | 2276HP | 700~1800RPM | 3.seventy four/ 3.95/ 4.forty five/ 5/ 5.25/ 5.58 | 2500 |
| HCT1200 | 2571HP | a thousand~1600RPM | 5.05/ 5.60/ 5.ninety eight/ 6.39/ 6.85/ 7.35/ 7.nine | 3000 |
| HC1250 | 1654HP | 400~1800RPM | two.03/ 2.48/ 3.04/ 3.forty eight/ 3.95 | 2200KG |
| HCQ1400 | 2940HP | 1000~2100RPM | 1.517/ 2.00/ 2.476/ 3. | 1430KG |
| HCD1400 | 2520HP | 600~1800RPM | four.04/ 4.27/ 4.52/ 4.8/ 5.045/ 5.5 | 2800KG |
| HCT1400 | 2521HP | 600~1800RPM | 5.031/ 5.524/ 5.966/ 6.485/ 7.031/ 7.497/ 8.571/ 8.465/ 8.593/ 8.984/ 9.118/ 9.552 | 3700 |
| HCD2000 | 3571HP | 600~1500RPM | three/ 3.577/ 3.958/ 4.455/ 4.ninety five/ 5.263/ 5.429/ 5.seventy five/ 6.053 | 4000KG |
| HCT2000 | 3019HP | 500~1500RPM | 4700KG | |
| HCD2700 | 3903HP | 500~1400RPM | 3.65/ 4.042/ 4.5/ 5.05/ 5.467/ 6.105/ | 6000KG |
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HC138 MARINE GEARBOX MAX.275KW at 2500RPM |
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Engine Speed:one thousand~2500RPM |
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L*W*H:520*792*760mm |
Net Weight:360Kg |
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Possibilities/Comments:PTO device availableMechanical remote operation |
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300 MARINE GEARBOX MAX.670KW at 2300RPM |
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Engine Speed:750~2300RPM |
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L*W*H:786*930*864mm |
Net Weight:740Kg |
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Possibilities/Comments:Mechanical or Electrical remote control |
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| To Be Negotiated | 1 Piece (Min. Order) |
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| Application: | Marine |
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| Layout: | Coaxial |
| Hardness: | Soft Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Single-Step |
| Type: | Worm Gear Box |
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| Z300 MARINE GEARBOX MAX.670KW at 2300RPM | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Engine Speed:750~2300RPM | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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