Cummins

The Cummins Engine Company was founded in Columbus, Indiana, in 1919 by William Glanton Irwin and Clessie Cummins, a local mechanic. It focused on developing the diesel engine invented 20 years earlier. Cummins designs, manufactures, and distributes engines, filtration, and power generation products. By 2013, Cummins had operations in 197 countries and territories.

Cummins NTA855 Series
Cummins KTA38 Series
Cummins QSK95 Series
No. Engine Family Output Range
(Prime Power Application)
Cylinders
kVA kWE
1 B Series 20 - 140 16 - 112 L4 - L6
2 C Series 160 - 200 128 - 160 L6
3 L Series 250 - 285 200 - 228 L6
4 M Series 250 - 300 200 - 240 L6
5 NTA855 Series 225 - 400 180 -320 L6
6 QSZ Series 450 - 500 360 - 400 L6
7 KTA19 Series 450 - 650 360 - 480 L6
8 KTA38 Series 750 - 1135 600 - 800 V12
9 KTA50 Series 1250 - 1400 1000 - 1360 V16
10 QSK38 Series 1000 - 1275 800 - 1020 V12
11 QSK50 Series 1400 - 1800 1120 - 1440 V16
12 QSK60 Series 1875 - 2000 1500 - 1600 V16
13 QSK78 Series 2750 2200 V18
14 QSK95 Series 3750 3000 V16
  • The quoted typical kVA / kWe ratings are based on typical generator efficiencies.
  • The kVA figures are calculated with a 0.8 power factor ; 1500 RPM (50 Hz) ; 220 / 380 V