Atlas Copco GA250

2920 1251 02
20
Instruction book
2.3 Electric cables
Remarks
- The size is valid for cable PVC 70°C at ambient 40°C
according to EN60204, except for 60 Hz compressors for
Canada and USA: cable PVC 90°C at ambient 40°C
according to CE code Part I Tables 2, 5A, 17 and rules
28-106, 28-108, 28-110.
- Local regulations remain applicable if they are stricter than
the values proposed below.
- The voltage drop must not exceed 5% of the nominal
voltage. It may be necessary to use cables with a larger
section than those stated to comply with this requirement.
- The connections are shown on Figs. 9
2.3.1 GA - 50 Hz
Compressor type Mains + earth cable in mm
2
220/240 V 380/415 V 500 V
90 3x240 + 120 3x95 + 50 3x70 + 35
110 2x (3x120 + 70) 3x150 + 95 3x95 + 50
132 2x (3x150 + 95) 3x185 + 95 3x120 + 70
160 2x (3x240 + 120) 3x240 + 120 3x180 + 95
200 -- 2x (3x120 + 70) 3x240 + 120
250 -- 2x (3x150 + 95) 2x (3x95 + 50)
2.3.2 GA W - 50 Hz
Compressor type Mains + earth cable in mm
2
220/240 V 380/415 V 500 V
90 3x240 + 120 3x95 + 50 3x70 + 35
110 2x (3x95 + 50) 3x150 + 95 3x95 + 50
132 2x (3x150 + 95) 3x185 + 95 3x120 + 70
160 2x (3x185 + 95) 3x240 + 120 3x150 + 95
200 -- 2x (3x120 + 70) 3x240 + 120
250 -- 2x (3x150 + 95) 2x (3x95 + 50)
2.3.3 GA/GA W - 60 Hz (except for Canada/USA)
Compressor type Mains + earth cable in mm
2
220/230 V 380 V 440/460 V
90 2x (3x120 + 70) 3x120 + 70 3x120 + 70
110 2x (3x150 + 95) 3x185 + 95 3x150 + 95
160 -- 2x (3x95 + 50) 3x240 + 120
200 -- 2x (3x120 + 70) 2x (3x95 + 50)
250 -- 2x (3x150 + 95) 2x (3x120 + 70)
315 -- 2x (3x185 + 95) 2x (3x150 + 95)