The Generator EngineEncyclopedia

MAN D2842 vs VMAN D22.1

The MAN D2842 and VMAN D22.1 are both diesel generator engines in a similar power class. Both are rated at roughly 948 kVA. Displacement is 21.9 L versus 21.927 L. The table below compares their full specifications side by side.

SpecificationMAN D2842VMAN D22.1
Headline rating960 kVA936 kVA
Standby (50 Hz)768 kWe
Prime (50 Hz)667.2 kWe
Standby (60 Hz)749 kWe
Prime (60 Hz)680 kWe
Displacement21.9 L21.927 L
ConfigurationV12V12
Cylinders1212
Rated speed1,500 RPM1,800 RPM
FuelDieselDiesel
CoolingLiquid-CooledLiquid-Cooled
EmissionsEuro Stage IIUnregulated
Dry weight
OriginGermanyChina

Choosing between MAN D2842 and VMAN D22.1

Use this comparison as an engineering shortlist, then confirm the complete generator package against load profile, voltage, 50/60 Hz frequency, duty class, emissions rules, cooling margin, altitude, ambient temperature, enclosure design, controller features, and alternator sizing. The MAN D2842 has the higher headline kVA rating in this pair, but site conditions and duty cycle can still change the final recommendation.