REDUNDANTTunnel Lighting Control System T54-2 system is design for two controllers to constantly communicate with each other.
|Inside the T51-3 System NEMA 3R, 4X or 12 enclosure.|
(Pre-wired and tested to UL508A (CAN/CSA C22.2.0014-M91)
Note: Incoming power of 120 VAC, additional Transformer 480/277 VAC.
|Optional programming sequence|
|Input into the T54 controller|