Accessories
10.5 Sealable cover
SIRIUS 3RU thermal overload relays / SIRIUS 3RB electronic overload relays
138 Manual, 09/2016, A5E03656507420A/RS-AB/003
Mounting the sealable cover 3RB2984-0 on the 3RB20 / 3RB21 overload relay
Attach the hooks on the cover in the openings on the overload relay.
Tilt the cover rearward towards the overload relay.
Seal the cover to secure it against unauthorized removal.
Mounting the sealable cover 3RB3984-0 on the 3RB30 / 3RB31 overload relay
Attach the hooks on the cover in the openings on the overload relay.
Seal the cover to secure it against unauthorized removal.
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