Functions
5.3 Auxiliary contacts
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003
55
Auxiliary contacts
Function
The auxiliary contacts control the contactor and signal overloads.
NC contact (NC 95-96) Disconnects the contactor, thereby protecting:
• The contactor
• The cables
• The load
NO contact (NO 97-98) Sends a signal, e.g. to the:
• Control system
• Lamp
• Other actuators
Note
Contact rating
The contact rating of the auxiliary switches to be taken into account is specified in the
Technical data
(Page 147).
Can be found in the chapter titled ...
About the response of auxiliary contacts
Response of the auxiliary contacts (Page 121)
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