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Optical Sensor Linear Detection System manufacturer, optical sensor relate, Optical sensor linear detector, optical sensor bracket
The road tunnel type emergency receptacle is installed in a fire hydrant box in a tunnel so that a single-phase 220V power supply can be used at all times in case of an emergency such as a fire, in case the power supply is needed to use the evolving equipment in the tunnel. The enclosure of the emergency receptacle is IP65 waterproof type, normally the circuit breaker and the receptacle are covered with a door type cap.
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