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Prime Rating — 100 kW (125 kVA)
Standby Rating — 110 kW (137 kVA)
60 Hertz

| Performance Data | ||
| Prime Rating | 100 kW | 125 kVA |
| Standby Rating | 110 kW | 137 kVA |
| Generator RPM | 1800 | |
| Voltage - Three Phase | 208, 220, 240, 416, 440, 460, 480V Switchable | |
| Voltage - Single Phase | 120, 127, 139, 240, 254, 277V Switchable | |
| Generator Design | Revolving field, Self-ventilated, Drip-proof, Single bearing | |
| Voltage Regulation (No Load to Full Load) | ±0.5 % | |
| Power Factor | 0.8 | |
| Armature Connection | Star with Neutral/ Zig Zag | |
| Excitation | Brushless with AVR | |
| No. Poles | 4-pole | |
| Frequency | 60 Hz | |
| Frequency Regulation (steady state load) | ±0.25 % | |
| Sound Level (Full Load at 23 ft.) | 65 dB(A) | |
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Standard Features:
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Optional Generator Features:
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Optional Control Features:
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Optional Fuel Cell Features:
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| Generator Specifications | |
| Design | Revolving field, self ventilated, drip-proof, single bearing |
| Number of Poles | 4 |
| Excitation | Brushless with AVR |
| Standby Output | 110 KW (137 KVA) |
| Prime Output | 100 KW (125 KVA) |
| Generator RPM | 1800 |
| Voltage - 3Ø | 208, 220, 240, 416, 440, 480V Switchable |
| Voltage - 1Ø | 120, 127, 139, 240, 254, 277V Switchable |
| Armature Connection | Star with neutral / Zig Zag |
| Voltage Regulation | ±0.5% |
| Power Factor | 0.8 |
| Frequency | 60 Hz |
Frequency Regulation: No Load to Full Load |
Isochronous under varying load from no load to 100% load |
Frequency Regulation: Steady State |
±0.25% of mean value for constant loads from no load to full load. |
| Insulation | Class F |
| Sound Level dB(A) | 65 |
| Engine Specifications | |
| Make | Isuzu |
| Model | 4HK1X |
| Emissions | EPA Tier 3 Certified |
| Starting system | Electric |
| Design | 4-cycle, water cooled, Direct injection, Turbocharged, air-to-air intercooled |
| Displacement | 5,193cc |
| No. cylinders | 4 |
| Bore | 115 mm |
| Stroke | 125 mm |
| Gross Engine Power Output | 170.3 hp (93.9kW) |
| BMEP | 212 psi (1458 kPa) |
| Piston Speed | 1480 ft./min. |
| Compression Ratio | 17.5:1 |
| Engine Speed | 1800 rpm |
| Overspeed Limit | 2100 rpm |
| Oil Capacity | 6.1 gal (23 L) |
| Battery | 12V 128Ah x 1 |
| Fuel System | |
| Fuel Tank Capacity | 169 gal (640 L) |
| Diesel Fuel at % of Load | gal/hr (L/hr) |
| 100% | 7.3 (27.6) |
| 75% | 5.7 (21.7) |
| 50% | 4.0 (15.1) |
| 25% | 2.4 (9.1) |
| Amperage | |
| Rated Voltage | Max Amps |
| 1Ø 120V | 277.8 (4 wire) 300x2 (Zigzag) |
| 1Ø 240V | 138.9 (4 wire) 300 (Zigzag) |
| 3Ø 240V | 300 Amps |
| 3Ø 480V | 150 Amps |
| Main Line Circuit Breaker Rating | 300 Amps |
| Over Current Releay Trip Set Point | 152 Amps |
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Isuzu:
12 months from date of purchase with unlimited hours or 24 months
from date of purchase with 2000 hours (whichever comes fi rst).
Generator:
24 months from date of purchase or 2000 hours (whichever occurs fi rst).
Trailer:
12 months excluding normal wear items.
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Generator is not intended for use in enclosed areas or where free flow of air is restricted.
Backfeed to a utility system can cause electrocution and/or property damage. Do not
connect to any building’s electrical system except through an approved device.
Specifications are subject to change without notice.
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WhisperWatt DCA125USI Spec Sheet