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The tables below show the maximum number of auxiliary switch blocks which can be
mounted on 3RT2 power contactors/3RH2 contactor relays and the available combination
options according to the applicable standard.
Table 9- 8
Auxiliary switch combination options (3RT2 power contactor)
Size
S00
3RT2.1.-.
3RT2.1.-.H..,
3RT2.1.-.J..,
3RT2.1.-.K..,
3RT2.1.-.M..,
3RT2.1.-.Q..,
3RT2.1.-.V..,
3RT2.1.-.W..
3RT2... +
3RA27... / 3RA28
...
S0
3RT202.
3RT232.
3RT252.
3RT202.-.K.
3RT252.
3RT202, 3RT232.
3RT2... +
3RA27... / 3RA28
...
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
3RT2 power contactor
Possible
versions
1
2
3
1
2
3
1
2
3
1
2
3
Front
1-pole
4-pole
1
0
0
1
0
0
---
---
---
---
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
1
0
0
∑ NC max. 2
∑ NC max. 4
---
---
Accessories
9.3 Auxiliary switch blocks
Lateral
2-pole
1
0
2
1)
---
2
1)
1
0
2
1)
1
0
1
---
---
---
2
1)
259
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