Atlas Copco ga55+ User Manual

134
Instruction book
9096 3313 00
Recommended cable size
Remarks :
(1): current in the supply lines at maximum load
(2): recommended wire section under standard conditions
(3): recommended wire section under worst case conditions
(4): fuse value between () valid in case of 6 fuses for parallel supply cables
Fuse specifications IEC: gL/gG
11.3 Settings of fan motor circuit breaker
Circuit breaker
11.4 Settings for motor overload relay
Overload relay and fuses
GA 55
+
and GA 75
+
GA90
Frequency (Hz) Voltage (V)
Fan motor circuit
breaker Q15 (A)
Fan motor circuit
breaker Q15 (A)
IEC Star-delta
50 415 5.0 7.7
GA55
+
GA75
+
GA90
Frequency (Hz)
Voltage (V)
Overload relay
F21 (A)
Overload relay
F21 (A)
Overload relay
F21 (A)
IEC Star-delta
50 415 71 97 114
GA 90
Workplace
GA 90 Workplace
Full- Feature
Frequency Hz Voltage(V) Cable size Cable size
50 415 7x35 7x50
GA 75+
Workplace
GA 75+ Workplace
Full-Feature
Frequency Hz Voltage(V) Cable size Cable size
50
415 7 x 35 7 x 35
GA 55+
Workplace
GA 55+
Workplace Full-
Feature
Frequency Hz Voltage (V) Cable size Cable size
50 415 4 x 70 4 x 70

Atlas Copco ga55+ Specifications

General

Model	GA55+
Category	Air Compressor
Working Pressure	7.5 bar
Motor Power	55 kW
Noise Level	69 dB(A)
Cooling System	Air-cooled
Drive Type	Direct Drive
Free Air Delivery	10.2 m³/min