Siemens SIRIUS 3RT - Overview of Accessories for 3 RT1 Contactors

Accessories
9.2 Overview of accessories for 3RT1 contactors
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
253
9.2
Overview of accessories for 3RT1 contactors
9.2.1
Overview of accessories for 3RT1 contactors
SIRIUS contactors sizes S6 to S12 come with a uniform, versatile range of auxiliary switches
and accessories, which are quick to retrofit and replace. The accessories for contactor relays
and power contactors are identical in design. The accessories can be attached on the front
or the sides of devices.
The 3RH2 contactor relays can be expanded to give versions with a maximum of 8 poles by
attaching 2-pole or 4-pole auxiliary switch blocks.
Table 9- 4 Overview - Accessories for 3RT1 power contactors
Accessories
3RT1 contactors
3RT12 vacuum contactors
Auxiliary switch blocks on the front/lateral
✓ / ✓
✓ / ✓
Surge suppressor without LED ✓ ✓
Mechanical interlock
✓
✓
Wiring modules ✓ ---
LED display indicator module
✓
---
Terminal covers
✓
✓
Sealable cover
✓
---
1-phase infeed terminal
✓
---
Parallel switching connector
✓
✓
Insulating stop
✓
---
Wiring kit for reversing contactor assembly
✓
---
Wiring kit for contactor assembly for star-delta (wye-delta) start
✓
---
Box terminal block
✓
---