250kW Gas Genset Powered By Cummins

Genset Model: U1C250-G
Continuous Power: 250kW
Frequency: 50Hz
Speed: 1500RPM
Voltage: 400/230V
Fuel Gas: Natural Gas

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Product Details

Genset Working Condition:

Acceptable Working Conditions:	Normal Working Conditions:
Ambient temperature: -10℃~+40℃	Genset can run at rated power on the conditions:
(Antifreeze or hot water needed for below -20℃)	Atmospheric Pressure: 100kPa
Relative humidity: <90% (20℃）	Ambient Temp: 20℃
Altitude: ≤500m	Relative Humidity: 30%
Applied Gas: Natural gas
Acceptable Fuel Gas Pressure: 2~15kPa, CH₄ Content ≥85%
Gas doesn't include free water or free materials (the size of impurities should be less than 5μm.)
H₂S content ≤200mg/Nm³ (better to be lower than 100ppm), NH₃ content ≤20mg/Nm³
Impurities content ≤30mg/Nm³, size ≤5μm, Water content ≤40g/Nm³, no free water

Genset Specification:

Gas Generator Set Data
Genset Model	U1C250-G
Continuous Power	250kW/313kVA
Output Type	3 Phases 4 Wires
Voltage Output	400/230V
Maximum Current	451Amps
Power Factor Cosfi	0.8 lagging
Frequency (Hz)	50
Rated Speed (RPM)	1500
Gas Genset Electrical Efficiency	34.5%
Voltage Stabilized Regulation	≤±1.5%
Voltage Instantaneous Regulation	≤±20%
Voltage Recovery Time (s)	≤1
Voltage Fluctuation Ratio	≤1%
Voltage Wave Aberration Ratio	≤5%
Frequency Stabilized Regulation	≤1%(adjustable)
Frequency Instantaneous Regulation	-10%~12%
Frequency Recovery Time (s)	≤7
Frequency Fluctuation Ratio	≤1%
Generator Insulation Class	H
Net Weight, Open Type	4150kg
Dimension, Open Type	435016202120mm

Gas Engine Data
Model	GKTA19
Brand	U1-Cummins
Type	4 stroke, water-cooling, wet cylinder liner, electronic-control ignition system, pre-mixed perfect mixed burning
Engine Output (kWm)	336
Cylinders & Arrangement	6 in line
Bore*Stroke (mm)	159*159
Displacement (L)	18.9
Compression Ratio	11.5:1
Speed (RPM)	1500
Aspiration	Intercooled and Turbocharged
Cooling Method	Water cooling by fan radiator
Governor Type (speed regulating type)	Electronic governing, Huegli Tech, Switzerland
Gas Mixer	Huegli Mixer RM-25, DN65, auto fuel ratio control
Gas Valves	Intake 2 & exhaust 2 per cylinder
Gas Inlet Pressure	2 to 10kPa
Ignition Timing	1-5-3-6-2-4
Ignition Controller	Altronic CD1 unit
Starting Method	Electric, 24V motor
Gas Consumption (m³/kWh)	0.27
Idling Speed (r/min)	700
Oil Recommended	Gas engine special oil, SAE 15W-40 CF4 or above
Oil Consumption	≤0.5g/kWh

Alternator Data
Model	TAL-A46-G
Brand	Leroy Somer
Continuous Power	260kW
Rated Voltage (V)	400/230V, AC three phases
Excitation System	Brushless, self-excited
Frequency (Hz)	50
Efficiency	93.2%
Voltage Regulation	±1%
Insulation Class:	Class H
Protection Class	IP 23
Cooling Method	Wind-cooling, self-heat-rejection
Voltage Regulating Mode	Automatic voltage regulator
Compliant with International Standards	BS EN 60034 and BS5000,VDE0530, NEMA MG1-32, IEC34, CSA C22.2-100, AS1359. Other standards and certifications can be considered on request

ComAp Controller IG-NTC-BB+IV5

Scope of Supply:

1	Gas Genset	Open type 250kW gas generator set	√
2	Cooling System	Heat recovery system	√
3	Batteries & chargers	Free maintenance batteries and battery charger	√
4	Heaters	Oil heater and coolant heater	√
5	Gas Valves Train	Gas hand valve	√
		Solenoid valve from Italy	√
		Gas flame	√
		Zero pressure valve	√
6	Mixing System	HUEGLI gas mixer with MOTORTECH actuator	√
7	Ignition System	ALTRONIC ignition system	√
8	Governor System	SWITZERLAND HUEGLI electronic governor	√
9	Consumable Parts	One set of consumable parts (spark plugs, oil filter, water filter)	√
10	Silencer & Elbows	For open type generator	√
11	Documents	Parts books, Generator set maintenance and operation manual	√
		Alternator maintenance and operation manual	√
		Controller maintenance and operation manual	√