Product Manual

2. Introduction2-2017
17A055H194 (Issue 3) Copyright © 2017 Cummins Inc.
C50D6C C60D6C C80D6C C100D6C C125D6C
Rated Voltages (V)
(Line to Neutral/Line
to Line)
120/240
120/208
127/220
277/480
347/600
NOTICE
Maximum I
2
= 8%.
TABLE 10. GENERATOR SET DERATING GUIDELINES (STANDBY)
Model
Engine Power Available Up To... Derate At…
Elevation
Ambient
Temperature
Elevation (per
300 m/1000 ft)
Temperature
(per
10 °C/18 °F)
C50D6C 2012 m (6600 ft)
40 °C (104 ° F)
17% 19%
C60D6C 1890 m (6200 ft)
C80D6C 1585 m (5200 ft)
C100D6C 1280 m (4200 ft)
C125D6C 1097 m (3600 ft) 35% 58%
TABLE 11. GENERATOR SET DERATING GUIDELINES (PRIME)
Model
Engine Power Available Up To... Derate At…
Elevation
Ambient
Temperature
Elevation (per
300 m/1000 ft)
Temperature
(per
10 °C/18 °F)
C50D6C 2073 m (6800 ft)
40 °C (104 ° F)
17% 19%
C60D6C 1951 m (6400 ft)
C80D6C 1707 m (5600 ft)
C100D6C 1463 m (4800 ft)
C125D6C 1158 m (3800 ft) 35% 58%