The Generator EngineEncyclopedia

MAN E 0834 E312 vs PSI 4.5L

The MAN E 0834 E312 and PSI 4.5L are both natural gas generator engines in a similar power class. The PSI 4.5L is the higher-output unit (51 kVA vs 45 kVA). Displacement is 4.6 L versus 4.5 L. The table below compares their full specifications side by side.

SpecificationMAN E 0834 E312PSI 4.5L
Headline rating45 kVA51 kVA
Standby (50 Hz)41 kWe
Prime (50 Hz)36 kWe35 kWe
Standby (60 Hz)45 kWe
Prime (60 Hz)43 kWe40 kWe
Displacement4.6 L4.5 L
ConfigurationL4L4
Cylinders44
Rated speed1,500 / 1,800 RPM1,500 / 1,800 RPM
FuelNatural GasNatural Gas
CoolingLiquid-CooledLiquid-Cooled
EmissionsUnregulatedU.S. EPA Stationary
Dry weight500 kg
OriginGermanyUnited States