| 摘要 |
PURPOSE: A crossing gate opening sensing module is provided to help a user to easily repair the sensing circuit of a circuit breaker by connecting a sensing circuit to a circuit breaker when one of sensing modules is damaged. CONSTITUTION: A panel portion is arranged in the front of a case and is comprised of a normal display lamp, abnormal display lamp, individual switches, and a main power switch. A circuit part comprises a plurality of sensors(33) which senses the on/off the circuit breaker. The sensor displays a display lamp connection terminal(33b), a switch connection terminal(33c), and a plurality of relays(33d). The relays supply power to the normal lamp when the circuit breaker is turned on while supplies power to the abnormal lamp when the circuit breaker is turned off.
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