Milton CAT D50-6 50 kW Spec Sheet - Manual (Page 4)

STANDBY 50 ekW 63 kVA
PRIME 45 ekW 50 kVA
60 Hz 1800 rpm 480 Volts
TECHNICAL DATA
Open Generator Set – 1800 rpm/60 Hz/480 Volts P3454A P3454B
Tier 3 Standby Prime
Generator Set Package Performance
Genset power rating @ 0.8 pf
Genset power rating with fan
62.5 kVA
50.0 ekW
56,3 kVA
45.0 ekW
Fuel Consumption
100% load with fan
75% load with fan
50% load with fan
16.8 L/hr
12.8 L/hr
9.3 L/hr 4.4 Gal/hr
3.4 Gal/hr
2.5 Gal/hr 15.2 L/hr
11.7 L/hr
8.7 L/hr 4.0 Gal/hr
3.1 Gal/hr
2.3 Gal/hr
Cooling System 1
Air flow restriction (system)
Engine coolant capacity with radiator/exp. tank
Engine coolant capacity
Radiator coolant capacity 0.12 kPa
1.5 L
7.0 L
9.5 L 0.48 in. water
4.4 gal
1.8 gal
2.5 gal 0.12 kPa
1.5 L
7.0 L
9.5 L 0.48 in. water
4.4 gal
1.8 gal
2.5 gal
Inlet Air
Combustion air inlet flow rate
5.3 m³/min 187.2 cfm 5.2 m³/min 183.6 cfm
Exhaust System
Exhaust stack gas temperature
Exhaust gas flow rate
Exhaust flange size (internal diameter)
Exhaust system back pressure (maximum)
571°C
13.7 m³/min
63.5 mm
15.0 kPa 1060°F
483.8 cfm
2.5 in
60.2 in. water 532°C
12.8 m³/min
63.5 mm
15.0 kPa 990°F
452.0cfm
2.5 in
60.2 in. water
Heat Rejection
Heat rejection to coolant (total)
Heat rejection to exhaust (total)
Heat rejection to atmosphere from engine
Heat rejection to atmosphere from generator
46.1 kW
66.9 kW
14.9 kW
4.4 kW 2622 Btu/min
3805 Btu/min
847.3 Btu/min
250.2 Btu/min 42.3kW
59.3 kW
12.5 kW
3.8 kW 2406 Btu/min
3372 Btu/min
710.9 Btu/min
216.1 Btu/min
Alternator 2
Motor starting capability @ 30% voltage dip
Frame
Rotor temperature rise 157 skV
LC1514P
105°C
189°F
157 skV
LC1514P
80°C
144°F
Lubrication System
Total oil capacity
Oil pan
8.4 L
6.9 L 2.2 gal
1.8 gal 8.4 L
6.9 L 2.2 gal
1.8 gal
1 For ambient and altitude capabilities consult your Cat dealer. Airflow restriction (system) is added to existing restriction from factory.
2 Generator temperature rise is based on a 40°C (104°F) ambient per NEMA MG1-32.
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