WR54 devices require connection to a conditioned power system that meets these requirements:
- Tolerance within maximum operating voltage range 9 VDC to 36 VDC.
- WR54 power connector on the back of the device requires wiring terminals with the following specifications:
Wire size: 30-12 AWG
Wire type: copper wire only
Terminal blocks torque: 5-7 pounds per inch
For supply connections, use wires suitable for at least 85° C.
- Power installation must be performed by a qualified electrician, following the National Electrical Code, ANSI/NFPA 70 and Canadian Electrical Code, Part I, CSA C22.1.
- There must be a disconnect device in front of WR54 devices to protect maintenance workers. Use a 20 A circuit-breaker as the disconnect device.
- Before doing any maintenance, the maintenance worker must use caution and close the general power supply.
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