MTU Diesel engines for the oil and gas industry, Generator drives, standby power switchable 50/60 Hz
Rating definition: Standby operation with variable load
Load factor: < 85%
Operating hours: max. 500 hours per year
Power: fuel stop (ICFN)
| Engine model | kW | rpm | Optimization |
| MTU 12V 4000 G21R | 1212 / 1371 | 1500 / 1800 | X |
| MTU 12V4000G23 | 1575 / 1736 | 1500 / 1800 | X,3 |
| MTU 12V4000G63 | 1750 / 1910 | 1500 / 1800 | X,3 |
| MTU 16V4000G23 | 1965 / 2280 | 1500 / 1800 | X,3 |
| MTU 16V4000G63 | 2185 / 2500 | 1500 / 1800 | X,3 |
| MTU 20V4000G23 | 2420 / 2740 | 1500 / 1800 | X,3 |
| MTU 20V4000G63 | 2670 / 3010 | 1500 / 1800 | X,3 |
| MTU 20V4000G63L | 2850 / 3490 | 1500 / 1800 | X,3 |
Intake air temperature: 25°C
Charge-air coolant temperature: 55°C
Charge-air coolant temperature:
Site altitude above sea level 100 m
Exhaust optimization:
(x) Fuel consumption
(3) EPA Nonroad Regulation 40 CFR 89, Tier 2 compliant (ESP or Flexibility)