The Generator EngineEncyclopedia

SDEC 6KTAA25-G39 vs VMAN D22B2

The SDEC 6KTAA25-G39 and VMAN D22B2 are both diesel generator engines in a similar power class. Both are rated at roughly 707 kVA. Displacement is 25 L versus 21.927 L. The table below compares their full specifications side by side.

SpecificationSDEC 6KTAA25-G39VMAN D22B2
Headline rating708 kVA705 kVA
Standby (50 Hz)566 kWe
Prime (50 Hz)515 kWe
Standby (60 Hz)616 kWe564 kWe
Prime (60 Hz)560 kWe509 kWe
Displacement25 L21.927 L
ConfigurationL6V12
Cylinders612
Rated speed1,500 / 1,800 RPM1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsChina National Stage III / UnregulatedUnregulated
Dry weight
OriginChinaChina