Product Description

Product Description

 

Application

Marine Gearbox D300A is suitable for fishing, tug, engineering and transport boats.
 

 

Description

Marine Gearbox D300A possesses functions of speed reduction, ahead and astern clutching and bearing propeller thrust. It is designed of vertically offset and one-stage transmission, featuring in small in volume, large in ratio, light in weight and easy in dismantle & reassemble and maintain.

 

Main Data
 

Input speed

1000-2500r/min

Reduction ratio

4.00

Trans. capacity

0.257kw/r/min

4.48

0.243kw/r/min

5.05

0.221kw/r/min

5.52,5.90

0.184kw/r/min

6.56,7.06

0.147kw/r/min

7.63

0.125kw/r/min

Control way

Push-and-pull flexible shaft, electrically, pneumatically

Rated thrust

60KN

Center distance

355mm

L×W×H

786×980×1041mm

Net weight

940kg

Flywheel

12V135,SAE18,16,14

CHINAMFG housing

12V135,SAE0,1

 

 

ADVANCE D300A – 4:1

MEDIUM/HEAVY DUTY GEARBOX

Reference number A-D300A-4
Brand Advance
Model D300A
Ratio 4:1
Power 630 HP @ 1800 RPM
Max. Power 805 HP @ 2300 RPM
RPM Range 1000-2300
Rated propeller thrust 60 kn
N/n 0,35 hp/rpm

FEATURES & OPTIONS

Sae housing Without/sae-0/sae-1
Controls Mechanical/ electrical
Pto Available
Note If using flexible couping, rate will rise 8%
Coupling size 18 /16 /14 inch
Coupling type Rubber block drive, with alu. ring/(high) flexible coupling

DIMENSIONS

Vertical offset 355 mm
LxWxH 786x920x1040 mm
Net. weight 940 kg

AVAILABLE ARRANGEMENTS

Ratio 4,48:1 4:1 5,05:1 5,52:1 5,9:1 6,56:1 7,06:1 7,63:1
Rate 0,33 hp/rpm 0,35 hp/rpm 0,30 hp/rpm 0,25 hp/rpm 0,20 hp/rpm 0,17 hp/rpm

Marine Propeller

 

 

Our Service

 

1) Pre-Sales Service

* Inquiry and consulting support. 

* Sample testing support. 

* View our Factory.

2) After-Sales Service

* Training how to instal the machine, training how to use the machine. 

* Engineers available to service machinery overseas.

   

 

 

Company Profile

Our Company

We can provide:
WEICHAI
Sales of Chinese marine engines and gearboxes, generator sets, pump units, providing modification, upgrades, consulting services

Products China marine engine parts and engineering machinery parts. Products include: CHINAMFG HOWO, CHINAMFG Power,   SHXIHU (WEST LAKE) DIS.I, service
Provide cargo warehousing, packaging, transportation and export agency services
Agency procurement, inspection and inspection agency.

HangZhou CHINAMFG power Co., Ltd
Contaction Person: ceci lee
 

 

 

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Application: Motor, Marine
Function: Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Cycloidal
Customization:
Available

|

Customized Request

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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.

gearbox

Common Problems with Gearboxes and How to Troubleshoot Them

Gearboxes can encounter various issues over time. Here are some common problems and troubleshooting steps:

  1. 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.
  2. Overheating: Overheating can be caused by high friction, inadequate lubrication, or overloading. Verify lubrication levels, reduce loads, and ensure proper ventilation.
  3. Leakage: Oil leaks may result from worn seals or gaskets. Inspect and replace damaged seals, and ensure proper sealing.
  4. Reduced Performance: Decreased performance could be due to worn gears, damaged bearings, or misalignment. Inspect components, replace damaged parts, and realign as needed.
  5. Gear Wear and Tooth Damage: Wear on gear teeth can result from excessive loads or poor lubrication. Replace worn gears and ensure proper lubrication.
  6. Shaft Misalignment: Shaft misalignment can lead to increased wear and noise. Realign shafts using precision measurement tools.
  7. Lubrication Issues: Inadequate or contaminated lubrication can cause premature wear. Regularly check and replace lubricant, and use the correct type for your gearbox.
  8. Bearing Failure: Bearing failure may result from overload, misalignment, or inadequate lubrication. Replace worn bearings and address underlying issues.
  9. Seal Damage: Damaged seals can lead to leaks and contamination. Replace seals and ensure proper installation.
  10. 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.

China Hot selling Chinese Marine Gear Box 300 Series Reduction Gearbox for Boat Engine   gearbox assembly	China Hot selling Chinese Marine Gear Box 300 Series Reduction Gearbox for Boat Engine   gearbox assembly
editor by CX 2024-04-24