687.5kVA Doosan Diesel Generator Set (BDX687.5)

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Doosan Diesel Generator Set Technical Parameter
Diesel generator set
Brand: Doosan Diesel generator set
Genset Model: BDX687.5
Prime power(KW/kVA) 500 / 625
Standby power(KW/kVA) 550 / 687.5
Rated current(A) 902
Rated voltage (V) 400/230
Rated frequency(Hz) 50Hz
Phases arrangement 3 phase 4 line
Power factor 0.8(lagging)
Voltage unloaded waveform distortion(≤ %) 5
Steady state voltage regulation rate(≤ %) ± 0.5
Transient state voltage regulation rate (≤ %) ± 20~-15
Voltage stabilization time (s) ≤ 2
Voltage fluctuation rate (≤ %) 0.5
Steady state frequency regulation rate(≤ %) ± 5(0-5 adjustable)
Transient state frequency regulation rate(≤ %) +10 ~ -7
Frequency stabilization time(s) ≤ 3
Frequency fluctuation rate(≤ %) 0.5
Starting method DC 24Velectrcal starting
L× W× H(mm) 3350× 1385× 1800
Weight (kg) 3650
Standard atmosphere conditions Complied with standards of GB1105, ISO3046
Above sea level(m) ≤ 1000
Environment temperature(Centigrade ) ≤ 40
Relative humidity(%) ≤ 95
NoisedB(A)LP7M ≤ 98
Technical standards Complied with the standards of Reciprocating internal combustion engine driven alternating current generating sets: GB/T2820.1, . 5, . 6 and ISO85282-1, -5, -6

Engine
Engine brand Doosan/ Daewoo
Engine model P222LE
Broke× Stroke(mm) 128× 142
No. Of cylinders and arrangement 12V
Displacement(L) 21.9
Compression ratio 15.0: 1
Combustion method direct injection, compression ignition
Fuel type 0#diesel
Oil type API CE SAE 15W-40
Rotation direction of crankshaft Counter clockwise (face flywheel)
Fuel injection timing BTDC16°
Fuel injection pump BOSCH IN-LINE "P" TYPE
Flywheel port size(flywheel cover\flywheel) SAE 1/14
Rated revolving speed(rpm) 1500
Induction system Exhaust turbocharging
Air consumption(m3/min) 38
Exhaust smoke level(m3/min) 117.5
Exhaust gas temperature(Centigrade ) 580
Cooling method Cooled by water and fan
Air flow(m3/min) 1286
Cooling liquid total capacity (L) 113
Oil capacity (L) 43
Thermostat range(Centigrade ) 71-85
Fuel consumption full loaded(L/H) 130
Oil consumption(%fuel ) 0.5
Governing method ELECTRICAL
Oil supply Direct injection

Alternator
Brand Marathon (Engga, Leroy-somer optional )
Model MP-500-4A/S
Rated capacity(KW/kVA) 500/625
Excitation mode Brushless, self-excited
Protection class IP22
Insulation class H
Winding pitch 2/3
Overspeed capacity 2250rpm
Short circuit current capacity 300%(3In): 10s
Telephone harmonic factor(THF) <2%
Rated Alternator temperature rise 125Centigrade

Controller
Model GBS-820
Contents Overspeed\oil-pressure\water temperature\charging failure\showing alarm trouble
Main function High water temperature\low oil pressure\overspeed\starting failure\key starter \samrt remote starter.