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10
Technical specifications
10.1 Technical specifications for QES 60 units
10.1.1
Settings of switches
10.1.2
Specifications of the engine/alternator/unit
Switch
Function
Activates at
Engine oil pressure
Shut down
1.0 bar
Engine coolant temperature
Shut down
105°C
QES 60 - 50 Hz
Reference conditions 1)
Rated frequency
50 Hz
Rated speed
1500 rpm
Generator service duty
PRP
Absolute air inlet pressure
1 bar(a)
Relative air humidity
30%
Air inlet temperature
25°C
Limitations 2)
Maximum ambient temperature
50°C
Altitude capability
3000 m
Maximum relative air humidity
85%
Minimum starting temperature
0°C
Minimum starting temperature with cold start equipment (optional)
-18°C/-25°C
Performance data
2) 3) 4) 5)
Rated active power (PRP)
48.6 kW
Rated active power (ESP)
52.8 kW
Rated apparent power (PRP)
60.7 kVA
Rated apparent power (ESP)
66.0 kVA
Rated voltage line to line
400 V
Rated current
87.6 A
Performance class (PRP) (acc.ISO 8528-5:1993)
G2
Single step load acceptance (PRP)
85%
41.3 kW
Frequency droop
< 5%
Fuel consumption at no load (PRP) (0%)
2.4 kg/h
Fuel consumption at 50% load (PRP)
7.7 kg/h
Fuel consumption at 75% load (PRP)
10.1 kg/h
Fuel consumption at full load (PRP) (100%)
12.0 kg/h