The Kohler GMKD1250-A generator is listed with standby output of 1152 kW, Diesel fuel, 50 Hz operation, 4 available voltage configurations, and Three phase.
Generator • Diesel • 50 Hz • Three phase
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
20.9 gal/hr
39.1 gal/hr
57.6 gal/hr
77.4 gal/hr
74.1 hr
39.6 hr
26.9 hr
20 hr
1,152 kW
1,040 kW
How the Kohler GMKD1250-A compares
This compares the supplied numeric specification with Kohler generators in the same broad standby-power class where enough comparable data exists.
About 41% below the similar-output Kohler average. Around the 10th percentile for this field.
About 46% below the similar-output Kohler average. Around the 10th percentile for this field.
Generator information
| Manufacturer | Kohler |
|---|---|
| Model | GMKD1250-A |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 50 Hz |
Electrical output
| Standby power | 1152 kW |
|---|---|
| Prime power | 1040 kW |
| Standby kVA | 1440.0 |
| Voltage options | 220/380 V, 230/400 V, 240/415 V, 1905/3300 V |
| Phase | Three phase |
| Power factor | 0.8 |
Engine, cooling and controls
| Engine model | Kohler KD36V16 |
|---|---|
| Engine displacement | 2, 197 cu in (36 L) |
| Aspiration / cooling | Turbocharged, Intercooled |
| Rated engine speed | 1500 rpm |
| Engine oil capacity | 35.7 gal (135 L) |
| Engine coolant capacity | 62.1 gal (235 L) |
| Oil capacity | 35.7 gal (135 L) |
| Coolant capacity | 62.1 gal (235 L) |
| Maximum ambient | 104 °F (40 °C) |
| Controller | APM603, APM802 |
| Alternator | KH03850TO4D, KH04590TO4D, KH04830TO4D, KH05520TO4D, KH05641TO4D, KH06721TO4D, KH06810TO4D |
Physical specifications
| Dimensions (L × W × H) | 208.3 × 86 × 91 in (5291 × 2184 × 2311 mm) |
|---|
Battery
| Battery cranking | 1110 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery quantity | 4 |
Fuel system and runtime
| Fuel tank | 1, 548.8 gal (5, 863 L) |
|---|
Fuel consumption
| Standby | 20.9 gal/h (79.0 L/h) @ 25%; 39.1 gal/h (148.0 L/h) @ 50%; 57.6 gal/h (218.0 L/h) @ 75%; 77.4 gal/h (293.0 L/h) @ 100% |
|---|---|
| Prime | 19.3 gal/h (73.0 L/h) @ 25%; 35.7 gal/h (135.0 L/h) @ 50%; 52.5 gal/h (199.0 L/h) @ 75%; 70.5 gal/h (267.0 L/h) @ 100% |
Maintenance and service parts
| Engine oil | Interval: 1000 hr; Specification: Lubricant Category 3 (Standard); Capacity: 150.0 l |
|---|---|
| Oil filter | Interval: 1000 hr; Specification: With Category 3 oil (Standard); Capacity: ×4 |
| Fuel filter | Interval: 1000 hr; Specification: Primary fuel filter; Capacity: ×1 |
| Air filter | Interval: 3000 hr; Specification: Air filter main element |
| Coolant | Interval: 8000 hr; Specification: BASF GLYSANTIN G40 (With analysis extension); Capacity: 124.0 l |
| Belt | Interval: 4000 hr; Specification: V-ribbed belt for battery charging alternator (PRP / COP) |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Kohler North America generator website.