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Technical data Generator set specifications
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Prime Power Rating kVA
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500
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600
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625
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Output Voltage and Frequency
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415 Volts, 50 Hz
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415 Volts, 50 Hz
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415 Volts, 50 Hz
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Power Factor
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0.8 (lag)
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0.8 (lag)
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0.8 (lag)
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No. of phases
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3 phase
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3 phase
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3 phase
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Engine specifications
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Make
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Cummins
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Cummins
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Cummins
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Model
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KTA 19 G-9
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VTA 28 G3-I
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VTA 28 G5-I
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No. of cylinders
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6, in-line
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12
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12
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Aspiration
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Turbocharged-Aftercooled
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Turbocharged-Aftercooled
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Turbocharged-Aftercooled
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Bore x Stroke
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159 mm x 159 mm
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140 mm x 152 mm
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140 mm x 152 mm
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Displacement
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18.9 ltrs
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28 ltrs
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28 ltrs
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Output - Prime
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448 kWm
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530 kWm
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560 kWm
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Fuel consumption @ 75% load with Radiator & Fan
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77.4 ltr/hr
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96.3 ltr/hr
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98.6 ltr/hr
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Fuel consumption @ 100% load with Radiator & Fan
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101.8 ltr/hr
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123.9 ltr/hr
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131 ltr/hr
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Typical lube oil consumption @ full load
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0.12 ltr/hr
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0.15 ltr/hr
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0.15 ltr/hr
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Total wet weight ( engine + radiator)
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2687 kg
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3354 kg
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3354 kg
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Length x Width x Height (engine)
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1970 x 1092 x 1510 mm
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2240 x 1265 x 1820 mm
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2240 x 1265 x 1820 mm
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Compression Ratio
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13.9 : 1
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14.1 : 1
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13.5:1
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Piston Speed
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7.95 m/s
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7.6 m/s
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7.6 m/s
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Governor / Class
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Electronic / A1
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Electronic / A1
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Electronic / A1
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Lubricating oil sytem capacity
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55 ltrs
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95 ltrs
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95 ltrs
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Coolant capacity (engine + radiator)
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175 ltrs
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250 ltrs
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250 ltrs
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Combustion air intake @ 100% load (+/- 5%)
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32.7 m3/min
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42.5 m3/min
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46.1 m3/min
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Fan air flow across radiator
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1217 m3/min
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1133 m3/min
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1198.13 m3/min
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Exhaust Temperature
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538 ° C
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453 ° C
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457 ° C
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Battery Capacity / Rating
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180 AH, 2 X 12 V
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180 AH, 2 X 12 V
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180 AH, 2 X 12 V
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Alternator specifications
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Make
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Stamford
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Stamford
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Stamford
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Frame size / Model No.
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HC5D
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HC5E
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HC5F
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Voltage Regulation
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+ 1.0%
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+ 1.0%
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+ 1.0%
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Insulation
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Class H
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Class H
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Class H
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Standard Enclosure
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IP 23
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IP 23
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IP 23
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Winding Pitch
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2 / 3 Pitch
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2 / 3 Pitch
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2 / 3 Pitch
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Stator Winding
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Double layer lap
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Double layer lap
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Double layer lap
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Rotor
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Dynamically balanced
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Dynamically balanced
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Dynamically balanced
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Wave form distortion
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No load < 1.8 %, non distorting balanced linear load < 5 %
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No load < 1.5%, non distorting balanced linear load < 5 %
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No load < 1.5%, non distorting balanced linear load < 5 %
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Telephone Interference Factor
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Better than 50
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Better than 50
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Better than 50
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Total Harmonic Factor
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Better than 2%
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Better than 2%
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Better than 2%
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