Atlas Copco GA90C

2920 1381 02
34
Instruction book
7.5.3 GA55/GA55 W Pack 1) 7)
Compressor type 7.5 bar 8 bar 10 bar 13 bar 100 psi 125 psi 150 psi 175 psi
Frequency . . . . . . . . . . . . . . . . Hz 50 50 50 50 60 60 60 60
Maximum (unloading)
pressure. . . . . . . . . . . . . . . . . . bar(e) 7.5 8 10 13 7.4 9.1 10.8 12.5
Nominal working pressure . . . bar(e) 7 8 9.5 12.5 6.9 8.6 10.3 12
Temperature of air leaving
outlet valve, approx. . . . . . . . . celsius 30 30 30 30 30 30 30 30
Drive motor,
ABB type M2AA SMD 10) . . 225 225 225 225 225 225 225 225
Drive motor,
SIEMENS type 1LA6 10) . . . 228-2 228-2 228-2 228-2 228-2 228-2 228-2 228-2
Motor shaft speed . . . . . . . . . . r/min 2975 2975 2975 2975 3575 3575 3575 3575
Power input, GA . . . . . . . . . . . kW 61.2 65.5 66.6 66.1 66.4 66.9 65.2 65.8
Power input, GA W . . . . . . . . kW 58.7 62.9 64.1 63.6 63.6 64.1 62.4 62.9
Oil capacity, GA . . . . . . . . . . . l 29.5 29.5 29.5 29.5 29.5 29.5 29.5 29.5
Oil capacity, GA W . . . . . . . . l 26 26 26 26 26 26 26 26
Mean sound pressure level 2). dB(A)6767676767676767
Cooling water consumption,
GA W 3) . . . . . . . . . . . . . . . . . l/min 50 54 54 54 54 54 54 54
Cooling water consumption,
GA W 4) . . . . . . . . . . . . . . . . . l/min 75 77 81 81 81 81 81 81
7.5.4 GA55/GA55 W Full-feature 1) 7)
Compressor type 7.5 bar 8 bar 10 bar 13 bar 100 psi 125 psi 150 psi 175 psi
Frequency . . . . . . . . . . . . . . . . Hz 50 50 50 50 60 60 60 60
Maximum (unloading)
pressure. . . . . . . . . . . . . . . . . . bar(e) 7.25 7.75 9.75 12.75 7.15 8.85 10.55 12.25
Nominal working pressure . . . bar(e) 7 7.75 9.5 12.5 6.9 8.6 10.3 12
Temperature of air leaving
outlet valve, approx. . . . . . . . . celsius 25 25 25 25 25 25 25 25
Drive motor,
ABB type M2AA SMD 10) . . 225 225 225 225 225 225 225 225
Drive motor,
SIEMENS type 1LA6 10) . . . 228-2 228-2 228-2 228-2 228-2 228-2 228-2 228-2
Motor shaft speed . . . . . . . . . . r/min 2975 2975 2975 2975 3575 3575 3575 3575
Power input, GA . . . . . . . . . . . kW 64.8 68.0 70.1 69.2 70.9 70.4 69.5 69.8
Power input, GA W . . . . . . . . kW 62.3 65.5 67.6 66.6 68.0 67.6 66.7 67.0
Oil capacity, GA . . . . . . . . . . . l 29.5 29.5 29.5 29.5 29.5 29.5 29.5 29.5
Oil capacity, GA W . . . . . . . . l 26 26 26 26 26 26 26 26
Mean sound pressure level 2). dB(A)6767676767676767
Cooling water consumption,
GA W 3) . . . . . . . . . . . . . . . . . l/min 50 54 54 54 54 54 54 54
Cooling water consumption,
GA W 4) . . . . . . . . . . . . . . . . . l/min 75 77 81 81 81 81 81 81
Refrigerant type . . . . . . . . . . . R404a R404a R404a R404a R404a R404a R404a R404a
Refrigerant charge . . . . . . . . . kg 6 6 6 6 6 6 6 6
Pressure dewpoint,
Full-feature 5). . . . . . . . . . . . . celsius 3 3 3 3 3 3 3 3