Description

Technical Parameters

Product Overview

Boat Diesel Generators are marine diesel generator sets consisting of a diesel engine, brushless alternator, cooling system, control panel, and base frame. They feature closed water cooling, diesel fuel, and three-phase power output for continuous or standby electricity supply on commercial and marine vessels.

Key Specifications

Technical Specifications of Generator Set
Generator Set Model	HCG550*83
Capacity/Power kVA/kWe	550/420
Rated Voltage V	400/230
Frequency Hz	50
Power Factor	0.8(lagging)
Number of Phases	3
Fuel Consumption Rate@100% / 110%(L/h)	109.5/123.1
Noise @1m(dB·(A))	Open type≤105;Close type≤85
Ambient Temperature(℃)	-10～45
Performance Class of Generator Set	ISO8528-5 G2
Steady-State Voltage Deviation	≤±25%;≤-20%

Engine Technical Specifications
Engine Brand	Weichai
Engine Model	WP13D490E310
Rated Rotational Speedr/min	1500
Rated Power for Continuous Use kW	450
Cooling Method	Fan-type closed water cooling
Speed Regulation Method	Electronic Control Unit (ECU)
Air Intake Method	Supercharged with Intercooling
Engine Type	6-cylinder, in-line
*Bore Stroke (mm)**	127x165
Displacement (L)	12.54
Starting System	24VDC
Total Coolant Capacity(L)	69.2
Lubricating Oil Capacity (L)	36
Air Flow Rate of Cooling System(m³/min)	580
Exhaust Gas Temperature (°C)	≤550

Generator Technical Specifications
Generator Model	HJI-420 S
Excitation System	Brushless Self-excitation
Protection Class	IP23
Voltage Adjustment Range	≤±1%
Insulation Class	H
Support Method	Single Bearing

Product Highlights

Weichai marine diesel engine → Delivers stable continuous power with efficient fuel consumption under marine operating conditions.

Brushless self-excited alternator → Provides reliable voltage output while reducing routine maintenance requirements.

Closed water cooling system → Maintains stable operating temperatures for extended service periods.

ECU electronic speed control → Improves frequency stability during varying electrical loads.

IP23 protection and Class H insulation → Enhances generator durability in humid marine environments.

Modular design → Simplifies installation, inspection, and replacement of major components.

Typical Applications

01/

Fishing Vessels – Supplies electrical power for navigation equipment, lighting, refrigeration, and onboard machinery.

02/

Cargo Ships – Provides auxiliary power for accommodation systems, pumps, and cargo handling equipment.

03/

Passenger Ferries – Supports HVAC systems, lighting, communication devices, and emergency power requirements.

04/

Offshore Service Vessels – Powers hydraulic equipment, cranes, winches, and onboard operational systems.

05/

Yachts and Leisure Boats – Delivers stable electricity for air conditioning, kitchen appliances, and entertainment systems.

06/

Marine Engineering Projects – Supplies temporary or continuous power for offshore construction and maintenance operations.

OEM & Customization

Customization Item	Available Options
Engine Options	Weichai, Cummins, Perkins, Volvo Penta, Yuchai, Baudouin, or specified brand
Alternator Options	Stamford, Leroy Somer, Marathon, Mecc Alte, or equivalent
Power Rating	Prime Power or Standby Power configurations
Frequency	50Hz or 60Hz
Voltage	220V, 230V, 380V, 400V, 415V, 440V or customized
Electrical Configuration	Single-phase or three-phase output
Controller	SmartGen, Deep Sea (DSE), ComAp, or customized controller
Starting System	Electric start or automatic start
Cooling System	Marine heat exchanger or keel cooling system
Fuel Tank	Standard base tank or external fuel tank
Enclosure	Open type, soundproof canopy, or marine enclosure
Protection Level	IP21, IP23 or customized protection grade
Surface Finish	Standard industrial coating or marine anti-corrosion coating
Branding	OEM logo, nameplate, control panel language, and packaging

Quality Control

• Incoming raw material inspection
• Diesel engine performance verification
• Alternator electrical parameter inspection
• Frame dimensional accuracy inspection
• Wiring continuity and insulation resistance test
• Fastener torque verification
• Cooling system pressure test
• Fuel system leak detection

• Automatic control system functional test
• Voltage regulation accuracy test
• Frequency stability test
• Protection function verification
• 100% load bank testing (25%, 50%, 75%, 100%, and overload if applicable)
• Noise and vibration measurement
• Final appearance inspection
• Packing inspection before shipment

Certifications

ISO 9001	Quality Management System.
CE	Compliance with applicable European safety requirements.
ISO 8528	Performance requirements for engine-driven generator sets.
IEC 60034	Rotating electrical machine standards.
IP23 Protection	Protection against solid objects and water spray.
Class H Insulation	High-temperature insulation for generator windings.
RoHS (optional)	Restriction of hazardous substances for applicable markets.
CCS / BV / DNV / ABS Marine Certification (optional depending on project requirements)	Classification society approval for marine applications.

Packaging & Shipping

• Steel skid or heavy-duty wooden pallet.
• Export fumigation-free plywood case available.
• Moisture-proof film and anti-corrosion protection.
• Shock-resistant internal fastening for marine transport.

• Accessories and manuals packed separately.
• Suitable for FCL and LCL ocean shipment.
• Container loading with reinforced securing.

FAQ

Q: What generator capacity is suitable for my vessel?

A: Generator capacity is selected according to the total onboard electrical load, starting current of major equipment, and future power expansion requirements. Common capacities range from 20 kVA to over 1000 kVA.

Q: Are spare parts available after delivery?

A: Yes. Routine maintenance parts such as filters, belts, sensors, AVR modules, controllers, and alternator components are available for long-term supply.

Q: What warranty do you provide?

A: The standard warranty is 12 months after commissioning or 1,000 operating hours, whichever occurs first, excluding normal wear parts.

Q: Which Incoterms do you support?

A: Common trade terms include EXW, FOB, CFR, CIF, DDP, and other mutually agreed Incoterms.

Q: Do you provide installation and operation manuals?

A: Yes. Each generator is supplied with an operation manual, wiring diagram, maintenance guide, parts list, and factory test report. Remote technical support is also available when required.

Q: What export documents can you provide?

A: Available documents include Commercial Invoice, Packing List, Bill of Lading, Certificate of Origin, CE Declaration (if applicable), Test Report, Warranty Certificate, and other export documents required by the destination country.

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