The unit is used to protect the power supply circuits of security detectors, as well as other circuits of the alarm system from short-term overvoltage caused by flooding in long lines at lightning discharge.BGr-24V AC provides protection of two signal circuits or power supply circuits. The unit is designed for use in AC circuits (5 A) with voltage up to 24 V. It is made in a housing for mounting on a DIN-rail.
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