Configuration
6.5 Safety instructions for use in hazardous areas (3RB)
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
Manual, 09/2016, A5E03656507420A/RS-AB/003
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The device is maintenance-free.
To meet the conditions of the warranty, you must observe the safety and commissioning
instructions and the operating instructions.
You can find a list of operating instructions and an overview of the manuals pertaining to the
SIRIUS modular system in the Appendix "References (Page 167)".
You can find further information on 3RB20 / 3RB21 and 3RB30 / 3RB31 electronic overload
relays in Catalog IC 10 "SIRIUS Industrial Controls" and on the Internet
(https://support.industry.siemens.com/cs/ww/en).