-4-
BEFORE INSTALLING OR CONNECTING PRIMARY & GENERATOR POWER WIRING,
DISCONNECT MAIN AND GENERATOR POWER AT CIRCUIT BREAKERS.
Installation Instructions
Series CVRAC
POWER SUPPLY & CONTROL BOARD ASSEMBLY: WALL OR CEILING MOUNT
PANEL
CUTOUT
120 VAC
Fig. 1
Fig. 2
277 VAC
1. See Fig. 1. Route Line and Neutral 120 VAC or 277VAC normal and generator input power wiring into back
box (4 wires).
2. Install 7/8” connector and connect to power supply with standard wire nuts as shown. Place ground
connector on stud and tighten down:
BLACK: 120 VAC
WHITE: Neutral
GREEN: Ground
ORANGE: 277 VAC WHITE: Neutral
GREEN: Ground
3. Position AC leads and wire nuts at side of control board clear of output DC wiring.
REV 03.11.1
BACKBOX
LAMP HOUSING
5 PIN POLARIZED
LAMP CONNECTOR
2 PIN POLARIZED
LAMP CONNECTOR
GENERATOR
120 VAC
UTILITY120 VAC
CONTROL BOARD
POWER SUPPLY
GROUND
GROUND
2
BACKBOX
GENERATOR
277 VAC
UTILITY 277 VAC
CONTROL BOARD
POWER SUPPLY
TRANSFORMER
TRANSFORMER
CEILING
CONTROL
BOARD
ASSEMBLY
BACKBOX
OPTIONAL
277 VAC TRANSFORMER
(4) LAMP HSG STUD
LAMP CONNECTOR
POWER
SUPPLY
LAMP HOUSING ASSEMBLY
1. Open doors on lamp housing, remove two #8-32 bracket screws next to door hinges, and lift out Door- Lamp
assembly. Remove hardware kit and lamp boxes inside.
2. Snap
5- Pin
Connector from control board into opening in lamp housing. Check nylon spacers are in place
on four #8-32 studs in back box, then slide lamp housing over studs until flange is flat against ceiling or wall
finishing panel. Press housing firmly on to panel surface and tighten four #8-32 flange nuts supplied on to
Studs.
