Auxiliary switch Doepke 09200031

Auxiliary switches report the status of the main devices on which they are mounted. The auxiliary switch DHI 12 is suitable for FI/LS combinations of the series DRCBO 3, the fault-light arc protective device DAFDD 1 and the circuit-breaker of the series ELS 3. In the operating mode "auxiliary switch" it signals the switching on and off of the circuit-breaker. In the "Fault signal switch" mode. Features: Auxiliary and error signal switch function; retrofit; small size; installation type: Left of the basic device by snapping on to the main device; quick mounting on mounting rail; installation location as desired; application areas: These devices are suitable for the inquiry into operation conditions of power supplies in residential and functional buildings as well as industrial plants. Notes: The auxiliary switch does not affect the function of the basic device.

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