ABB Relion 670 Series Product Manual page 116

Line differential protection RED670 2.0
Product version: 2.0
Table 174. Maximum quantity of I/O modules, with ring lug terminals, module limits se above
Case sizes
1/1 x 19", one (1) TRM
1/1 x 19", two (2) TRM
3/4 x 19", one (1) TRM
3/4 x 19", two (2) TRM
1/2 x 19", one (1) TRM
116
Maximum in case
14
11
8
5
3
Possible locations for I/O modules with ringlug
P3, P5, P7, P9, P11, P13, P15
P3, P5, P7, P9, P11
P3, P5, P7, P9
P3, P5
P3
1MRK505310-BEN C
ABB