ABB Relion REC615 - Protection Relays Physical Connections; Module Slot Numbering; Protective Earth Connections

13 Protection relay's physical connections
13.1 Module slot numbering
1 2 3 4 5
Figure 450: Module slot numbering
1 X000
2 X100
3 X110
4 X120
5 X130
1MRS758755 C Protection relay's physical connections
REC615 & RER615
Technical Manual
835