Spec Sheet

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©2019 Cummins Inc | NAS-6437-EN (11/19) PD00000141
Generator set specifications
Model C20 D6 C30 D6 C50 D6 C80D6C C100D6C
Enclosures Sound Level 1 - Sandstone
Controller PowerCommand 1.1
Voltage - Phase
120/240 – 1 Phase
Operating temp. range
-40 °F to +122 °F (-40 °C to +50 °C)
Circuit Breaker 100 150 250 400 * 600 *
Battery Charger Standard – 6A
Governor reg. class ISO 8528 Part 1 Class G3
Voltage regulation, no load to full load ± 1.0%
Random voltage variation ± 1.0%
Frequency regulation Isochronous
Random freq. variation ± 0.5%
Radio frequency emissions compliance FCC code Title 47 part 15 class A and B
* - Indicates that circuit breaker is adjustable
Engine specifications
Model C2 0D6 C30 D6 C50 D6 C80D6C C100D6C
Engine D2200 QSB3.3 QSB5
Displacement
2.20 L
(134.1 in
3
)
3.3 L
(199 in
3
)
4.5 L
(272 in
3
)
Cylinder block Cast iron, in-line
Battery capacity at ambient
temperature of 0 °C (32 °F)
550 amps 550 amps 550 amps 2x 850 amps 2x 850 amps
Battery charging alternator 50 amps 40 amps 50 amps 100 amps 100 amps
Starting voltage
12-volt,
negative
ground
12-volt,
negative
ground
12-volt,
negative
ground
2x 12-volt,
negative
ground
2x 12-volt,
negative
ground
Lube oil filter type(s) Spin-on with relief valve
Rated speed 1800 rpm
Alternator specifications
Model C20 D6 C30D6 C50D6 C80D6C C100D6C
Design Brushless, 4 pole, drip proof, revolving field
Stator 2/3 pitch
Rotor Direct coupled, flexible disc
Insulation system Class H per NEMA MG1-1.65
Standard temp. rise 120 ºC (248 °F) Standby
Exciter type Torque match (shunt) with PMG as option
Alternator cooling Direct drive centrifugal blower
AC waveform Total Harmonic
Distortion (THDV)
< 5% no load to full linear load, < 3% for any single harmonic
Telephone Influence Factor (TIF) < 50 per NEMA MG1-22.43
Telephone Harmonic Factor (THF) < 3%