Settings Of Overload Relay, Circuit Breakers; And Fuses; 50 Hz Compressors; 60 Hz Iec Compressors - Atlas Copco GR110 Instruction Book

Instruction book
7.4 Settings of overload relay, circuit breakers and fuses
7.4.1 Motor overload relay and fuses for 50 Hz compressors
GR / GR W Motor type, ABB
110 M2CA 280MLB-4
110 M2CA 280MLB-4
110 M2CA 280MLB-4
132 M2CA 315SMA-4
132 M2CA 315SMA-4
132 M2CA 315SMA-4
160 M2CA 315MB-4
160 M2CA 315MB-4
160 M2CA 315MB-4
200 M2CA 315LA-4
200 M2CA 315LA-4
7.4.2 Motor overload relay and fuses for 60 Hz IEC compressors
GR / GR W Motor type, ABB
110 M2CA 315SMA-4
110 M2CA 315SMA-4
110 M2CA 315SMA-4
160 M2CA 315 MB-4
160 M2CA 315 MB-4
200 M2CA 315 LA-4
200 M2CA 315 LA-4

7.4.3 Motor overload relay and fuses for 60 Hz CSA/UL compressors

GR / GR W Motor type, Siemens
110 1LA6 288-4
110 1LA6 288-4
160 1LA6 316-4
160 1LA6 316-4
200 1LA6 317-4
200 1LA6 317-4
2920 1449 00
Supply Max. setting of
voltage overload relay F21
(V) (A)
230 229
400 134
500 107
230 270
400 161
500 128
230 345
400 191
500 154
400 233
500 186
Supply Max. setting of
voltage overload relay F21
(V) (A)
220-230 257
380 149
440-460 129
380 195
440-460 169
380 242
440-460 204
Supply Max. setting of
voltage overload relay F21
(V) (A)
440-460 130
575 100
440-460 166
575 128
440-460 208
575 159
Max. fuse ratings Class gL/gG
Type 2 2) Type 1 3)
(A) (A)
2x (3x300) 3x500
3x250 3x400
3x224 3x400
2x (3x400) 3x500
2x (3x250) 3x400
3x250 3x400
2x (3x500) 3x800
2x (3x250) 3x400
2x (3x200) 3x400
2x (3x400) 3x500
2x (3x224) 3x355
Max. fuse ratings Class gL/gG
Type 2 2) Type 1 3)
(A) (A)
2x (3x300) 3x500
3x250 3x400
3x224 3x400
2x (3x250) 3x400
3x250 3x400
2x (3x400) 3x500
2x (3x400) 3x500
Max. fuse ratings
CSA HRC UL Class K5
(A) (A)
2x (3x175) 2x (3x175)
3x200 3x175
2x (3x200) 2x (3x200)
2x (3x175) 2x (3x175)
2x (3x300) 2x (3x300)
2x (3x200) 2x (3x250)
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