Specifications
| Fuel | Diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 1250 kW |
| Standby kVA | 1563 |
| Prime power | 1125 kW |
| Emissions | Tier 2 |
| Controller | InteliGen NT |
| Oil capacity | 150.0 L |
| Alternator | Pi734A-312 PI734A-312 |
| Voltage options | 220/380 V, 240/416 V, 254/440 V, 277/480 V, 347/600 V |
| Phase | 3 |
| Rated current | 1882 A |
| Power factor | 0.8 |
| Circuit breaker | 1882 A |
| Battery group | 4 |
| Battery cranking | 1100 CCA |
| Battery voltage | 24 V |
| Battery quantity | 4 |
| Coolant capacity | 538 L |
| Max ambient | 45 °C |
| Dimensions (L×W×H) | 5385×2362×2743 mm |
| Dry weight | 11814 kg |
| Tank runtime | 12 hr |
Engine
| Oil capacity | 150.0 L |
|---|---|
| Coolant capacity | 130.0 L |
| Displacement | 49.0 L |
| Aspiration | Turbocharged |
| Rated speed | 1800 rpm |
Same engine, other brands
2 brandsThe Mitsubishi S12R-Y2PTAW-1 in this set also powers 3 generator sets sold under 2 other brands. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.
| Brand | Models |
|---|---|
| Kohler | 1250REOZM, 7M4046 |
| Igsa | GSMI21250L-UL |
Maintenance & consumables
for the Mitsubishi S12R-Y2PTAW-1| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Dry | — | 180 hr | ||
| Fuel filter | 4, Secondary | ×4 | — | 180 hr | |
| Oil filter | 4, Cartridge | ×4 | — | 180 hr | |
| Battery | Four, 1150 | — | 180 hr | ||
| Belt | Flexible Disc | — | 180 hr | ||
| Spark plug | N/A | — | 180 hr |
Common questions
How many kW is the Generac IDLC1250?
The Generac IDLC1250 is rated 1250 kW standby (1563.0 kVA).
What engine is in the Generac IDLC1250?
The Generac IDLC1250 is powered by the Mitsubishi S12R-Y2PTAW-1 engine.
What fuel does the Generac IDLC1250 use?
The Generac IDLC1250 runs on Diesel.
What is the oil capacity of the Generac IDLC1250?
The Mitsubishi S12R-Y2PTAW-1 engine in the Generac IDLC1250 has an oil capacity of 150.0 liters.
What is the coolant capacity of the Generac IDLC1250?
The Generac IDLC1250 cooling system holds 538 liters (142.1 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.
What is the prime power rating of the Generac IDLC1250?
The Generac IDLC1250 is rated 1125 kW prime (1406 kVA), against 1250 kW standby.
How much does the Generac IDLC1250 weigh?
The Generac IDLC1250 has a dry weight of 11814 kg (26045 lb).
What voltages is the Generac IDLC1250 available in?
The Generac IDLC1250 is offered in 220/380 V, 240/416 V, 254/440 V, 277/480 V, 347/600 V, 3-phase.
What size battery does the Generac IDLC1250 need?
The Generac IDLC1250 uses 4 batteryies, 24 V each, 1100 CCA, group 4, per the manufacturer specification sheet.
Which alternator is fitted to the Generac IDLC1250?
The Generac IDLC1250 uses a Pi734A-312 PI734A-312 alternator.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 100% | 94.0 | 355.8 |
| Standby | 25% | 122.0 | 32.2 |
| Standby | 50% | 213.0 | 56.4 |
| Standby | 75% | 314.0 | 82.9 |
| Standby | 100% | 103.3 | 391.0 |
Available documents
This page was generated from the 3 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.