POWER SUPPLY UNIT RTH-917B71
 

 
Product Introduction
The door detector’s power supply is an instrument for powering a door detector. The transceiver is used to reduce the alternating current voltage. The power supply circuitry is inside the iron box. City electrical power and output signals connectors are inside the box and door detector cable connectors are outside the box.

 
 

 
 

 
Capabilities
• Safety against wrong connection of connectors
• Suitable for powering the elevator door detector
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