Siemens Overload Relay 0.35...0.50 A S00

3RU2116-0FB0
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Siemens SIRIUS 3RU21 range of thermal overload relays

The 3RU21 thermal overload relays up to 40 A have been designed for current-sensitive protection of loads with normal starting against excessive temperature rises due to overload or phase failure.

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