The Yuchai 50 kW Diesel Generator Set with a soundproof enclosure has become a preferred choice for emergency power supply due to its excellent performance and low-noise design. Equipped with the self-developed 4-cylinder diesel engine by Yuchai, it has a stable output power of 50 kW, a rated speed of 1500 r/min, meets the 380V three-phase power demand, has a single-unit operation time of over 8 hours, and is suitable for critical scenarios such as hospitals and data centers.

Configuration selection

Product advantages

Product Description

GENERATOR SET TECHNICAL PARAMETERS
Model:	HLY50GF	Steady State Voltage Regulation:	≤±0.5%
Prime Power (KVA/KW):	62.5/50	Transient Voltage Deviation:	≤±15%
Standby Power (KVA/KW):	68.75/55	Voltage Variation:	≤±0.5%
Rated Current (A):	90	Total Harmonic Distortion (THD):	≤5%
Power Factor (COSΦ):	0.8 lagging	Voltage Recovery Time:	≤1.5sec
Rated Frequency:	50Hz	Steady State Frequency Regulation:	≤±2%
Starting Method:	24V DC start	Transient Frequency Deviation:	≤±5%
Dimensions (mm):	1900×760×1200	Frequency Recovery Time:	≤3sec
Weight (kg):	800	Frequency Variation:	≤±0.5%
DIESEL ENGINE DATA
Brand:	Yuchai	Compression Ratio:	18:1
Model:	YC4D90Z-D25	Fuel Consumption Rate (g/kwh):	205
Rate Power (kw):	60	Rated Speed:	1500/RPM
Standby Power (kw):	66	Air Intake System：	Turbocharger
Number of Cylinders:	4	Type:	Four-stroke、Direct injection
Displacement (L)：	4.75	Cooling Mode：	Closed water cooling
Bore/Stroke (mm):	110/125	Start Mode：	Electric starting
ALTERNATOR DATA
Brand:	HAOLIAN	Power Factor (COSΦ):	0.8 lagging
Model:	HL-50	Insulation Class:	H
Rated Power (KVA):	62.5	Protection Class:	IP22 IP23
Rated Voltage (V):	400/230	Voltage Regulation Method:	AVR (Automatic Regulation)
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.

FAQs Related to Yuchai 50kW Diesel Generator Set：

Q: Can the operating noise of the Yuchai 50kW diesel generator set with a soundproof enclosure be as low as 65 decibels?

A: Yes, the noise is as low as 65 decibels.

Q: Is the rated speed of the unit 1500r/min?
A: Yes, the rated speed is 1500r/min.