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Atlas Copco QAS 500 - Page 100

Atlas Copco QAS 500
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- 100 -
Coolant water water
Combustion system direct injection direct injection
Aspiration turbocharged turbocharged
intercooled intercooled
Number of cylinders 6 6
Swept volume 16.12 l 16.12 l
Speed governing electronic electronic
Governer type EMS 2 EMS 2
Capacity of oil sump - initial fill 42 l 42 l
Capacity of cooling system 60 l 60 l
Electrical system 24 Vdc 24 Vdc
Emission compliance EU STAGE IIIa EU STAGE IIIa
Maximum permissible load factor of PRP during 24h period
4)
70 % 70 %
Alternator Standard IEC34-1 IEC34-1
ISO 8528-3 ISO 8528-3
Make LEROY SOMER LEROY SOMER
Model LSA 47.2 M7 LSA 47.2 M7
Rated output, class H temperature rise 500 kVA 625 kVA
rating type acc. ISO 8528-3 “BR” 125/40°C “BR” 125/40°C
Degree of protection (IP index acc. NF EN 60-529) IP 23 IP 23
Insulation stator class H H
Insulation rotor class H H
Number of wires 12 12
Power circuit Circuit-breaker, 3ph.
Number of poles 4 4
Thermal release It (thermal release is higher at 25°C) 720 A 720 A
Magnetic release Im 4 x In 4 x In
Circuit-breaker, 3ph., lower voltage (optional)
Number of poles 3 -
Thermal release It (thermal release is higher at 25°C) 1250 A -
Magnetic release Im 4 x In -

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