To ensure the long-term stable operation of the Weichai 500 kW diesel generator set, regular maintenance is crucial.   

 First, regularly check the quality and remaining amount of engine oil, coolant, and fuel, and replace or replenish them promptly. Second, clean the air filter, fuel filter, and oil filter regularly to prevent clogging by impurities that may impair engine performance. Meanwhile, check the battery voltage and electrolyte specific gravity to ensure the reliability of the starting system. Additionally, regularly inspect the generator windings and insulation resistance to prevent short-circuit faults caused by aging or moisture.   During maintenance, it is recommended to follow the maintenance manual provided by the manufacturer and have operations performed by professionals to ensure the professionalism and safety of maintenance work.

Configuration selection

Product advantages

Product Description

GENERATOR SET TECHNICAL PARAMETERS
Model:	HLW500GF	Voltage Regulation:	≥±5%
Prime Power (KVA/KW):	625/500	Voltage Regulation, Stead State:	≤±1%
Standby Power (KVA/KW):	687.5/550	Sudden Voltage Warp:	≤+20%
Rated Current (A):	900	Sudden Voltage Warp:	≤-15%
Power Factor (COSΦ):	0.8 lagging	Voltage Stable Time:	≤5S
Rated Frequency:	50Hz	Voltage unbalance:	≤1%
Starting Method:	24V DC start	Frequency Regulation, Stead State:	≤±1%
Dimensions (mm):	3700×1700×2000	Frequency Waving:	≤0.5%
Weight (kg):	5200	Frequency Recovery Time:	≤3S
DIESEL ENGINE DATA
Brand:	WEICHAI	Type：	Four-stroke、Direct injection
Model:	6M33D633E200	Rated Speed:	1500/RPM
Maximum Power (kw):	633	Compression Ratio:	15:1
Number of Cylinders:	6	Cooling Mode：	Closed water cooling
Air Intake System：	Turbocharger	Start Mode：	Electric starting
Bore/Stroke (mm):	150/185	Fuel Consumption Rate (g/kwh):	206
Displacement (L)：	19.6	Engine Oil Consumption Rate:	0.23
ALTERNATOR DATA
Brand:	HAOLIAN	Power Factor (COSΦ):	0.8 lagging
Model:	HL-500	Insulation Class:	H
Rated Power (KVA):	625	Protection Class:	IP22 IP23
Rated Voltage (V):	400/230	Voltage Regulation Method:	AVR
Number of bearing:	1	Wiring Method:	3 phase and 4 wires,"Y" type connecting

Please note：

1. Alternators can be selected according to the needs of customers are Haolian, Stanford, Leroy- Somer, Marathon and other famous brands.

2. The specifications may change without the notice.2. The specifications may change without the notice.

FAQs Related to Weichai 500kW Diesel Generator Set：

Q: Can non-professionals perform basic maintenance on the Weichai 500kW unit?

A: Not recommended; professionals must operate per the manufacturer’s manual to ensure safety.

Q: Is the unit restricted when deployed to narrow workshops, temporary construction sites and other places?

A: No restrictions; it has flexible deployment and adapts to various sites needing stable power.

Q: Which components need key inspection during maintenance to avoid short-circuit faults?

A: Focus on inspecting generator windings and insulation resistance to prevent aging and moisture.