Specifications

VCES-VUV-IOM-1A – HRV450w & HRV1000w
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Appendix D: Low Voltage and High Voltage Wiring
R
C
W1
Y1
S1
C1
FL
FH
G
CONTROL BOX
TERMINAL BLOCK
FACTORY
WIRING
FACTORY
WIRING
S2
Y2
W2
BLACK
ORANGE
RED
YELLOW
VIOLET
BROWN
GREEN
BLACK
ORANGE
VIOLET
GREY
BLUE
RED
ORANGE
YELLOW
WHITE WHITE
Figure D1: Connections to terminal block in control box
L2
L1
N
Ground
High voltage terminals
Notes:
1. Fused disconnect switch supplied by Installer.
2. 208–230 VAC/120/1/60 requires a neutral wire
to be run with L1 and L2.
3. For 120/1/60 volt units, L2 is not required.
L1 L2 N
Figure D2: Single-phase power supply wiring