CUMMINS 250kw Diesel Generator Set for landuse

CUMMINS 250kw Diesel Engine Generator Set from China
Cummins 250kw Diesel Generator Set  for Landuse

Engine of Cummins E250GL Diesel Generator Set for Landuse

Engine model CCEC Cummins MTAA11-G3
No. of cylinders 6(in-line)
Displacement(L) 11
Induction system Exhaust turbocharged,   air-air inter-cooling
Combustion system PT type fuel pump,EFC electrical governor
Bore*Stroke(mm) 125*147
Compression ratio 15.0:1
Rated speed(rpm) 1500
Maximum power(KW/HP) 310/421
speed control system  High precision electrical speed governor
exhaust smoke level(m3/min) 950
Exhaust temperature(°C) 545
Maxium exhaust back pressure(kPa) 10
Maxium intake pressure(kPa) 6.2
Air consumption(m3/min) 322
Air flow(m3/min) 8161
100% load fuel consumption(L/H) 52
The total capacity of oil(L) 39
Oil consumption(g/kwh) 0.24
Oil sump capacity(L) 34
Rated oil pressure(kPa) 207-276
Coolant capacity (engine and radiator)(L) 75
Thermostat opening temperature(°C) 82-93
Maximum water temperature(°C) 104
   

Alternator of Cummins E250GL Diesel Generator Set for Landuse

Alternator model(Stamford) HCI444ES(260)
Alternator model(Marathon) MP-250-4
Alternator model(Engga) EG280L-250N
Phase 3
Winding connection 4 wire 3 phase ,Y type
Starter battery capacity(Ah) 195*2
Starter battery voltage(V) 24
No. of bearings 1
Power factor 0.8
Protection class IP23
Altitude requirement(m) ≤1000
Excitation mothod Brushless 
Insulation class /temperature class H/H
Steady-state voltage reguation ≤±1%
Alternator capacity 300KVA
Alternator efficiency 0.93
Cooling air flow(m3/s) 0.8
voltage regulate range ≥±5%
Steady-state voltage reguation ≤±1%
Transient voltage deviation(100% sudden power reduction) ≤+25%
Transient voltage deviation(sudden power incremen) ≤-20%
Voltage stabilization time (100% sudden power reduction)(S) ≤6
Voltage stabilization time (sudden power increment) (S) ≤6
Steady-state frequency regulation ≤5%
Frequency volatility ≤0.5%
Transient frequency deviation (100% sudden power reduction) ≤+12%
Transient frequency deviation (sudden power increment) ≤-10%
Frequency recovery time(100% sudden power reduction)(S) ≤5
Frequency recovery time (sudden power increment)(S) ≤5
   

Cummins E250GL Diesel Generator Set for Landuse 

Model E250GL
Continous output(50Hz) 250KW/313KVA
Standby output(50Hz) 280KW/350KVA
Rated frequency(Hz) 50/60
Open type external dimension of base fuel tank(mm) 2958*1020*1720
Net weight(kg) 2935
Silent type external dimension(mm) 4225*1460*2150
Weight(kg) 3800

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