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Configuration
6.3 Operating mechanism system / coil selection 3RT contactors and 3RH2 contactor relays
Bridging temporary voltage dips
Control voltage failures dipping to 0 V (at A1/A2) are bridged for up to approx. 25 ms to avoid
unintentional tripping.
Note
Configuration note
When in operation in or around converter circuits, it must be noted that the control wiring to
the contactor should be installed separately from the load side wiring of the converter.
Solid-state operating mechanism
The solid-state operating mechanism is available in 2 versions:
Version
3RT1...-.N
For 24 V DC PLC output
3RT1...-.P
For 24 V DC PLC output or PLC relay output;
with remaining lifetime signal RLT
74
For degree of protection
3RT10 / 14 air-break contactors,
3RT12 vacuum contactors
3RT10 / 14 air-break contactors
SIRIUS - SIRIUS 3RT Contactors/Contactor assemblies
Manual, 09/2017, A5E03656507120A/RS-AE/006
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