Siemens SICAM RTU - Page 130

System Components
130 SICAM RTUs, SICAM AK 3 User Manual
Edition 07.2016, DC2-028-2.03
64 1½-pole commands, relay common return on minus pole with 2-rail system
Note
The fused circuit with output relay OR0 must be used before the fused circuit with output relay OR1.
U
C00
C31
ext-
U
ext+
C
O
M
A
C
O
M
B
C
A00
0
CB00
GRA
GRB
CA31
CB31
VR
ref:
inverted
DO-2210
A
B
BA
with 2-rail system
OR0
OA0
OA1
OR1
OA2
OA3