SIRIUS 3RT2 contactors/contactor assemblies
2.4 Configuration
SIRIUS Innovations
System Manual, 01/2011, A8E56203870002-03
133
Auxiliary switch blocks
The 3RA23 reversing contactor assembly can be fitted with various auxiliary switches (on the
front or laterally). A maximum of 8 auxiliary contacts are permitted per reversing contactor
assembly:
Table 2- 12 Auxiliary switch combination options for the 3RA23 reversing contactor assembly
3RA23 reversing contactor assembly
On the front Lateral
1-pole 4-pole 2-pole
Size Possible
versions
1 0 2 0 S00/S0
2 2 0 2
Main circuit (sizes S00 and S0)
L1
L2
L3
M
3 ~
F3
Q12Q11
F0
F1
1
2
U1 V1 W1
3
5
4
6
1
2
3
5
4
6
Figure 2-9 Main circuit of the reversing contactor assembly (sizes S00 and S0)