Chigo CCB-18HVR4 - Outdoor Unit Electric Characteristics

R3250Hz Universal Outdoor Series Technical Manual
114
GD Chigo Heating & Ventilation Equipment Co., Ltd.
4 Wiring Diagrams
4.1 COU-18HDR4
EXV
BL
WT
RD
FAN
BL
4-WAY
FAN
U
V
W
EV-A
GND1
L-IN
S-A
N-IN
DC
AC
BL
Connect to Indoor
YE/GN
BK
BL
BR
YE/GN
Outdoor controller
YE/GN
(Reserved)
temp.
Exhaust
temp.
Outdoor coil
Outdoor ambient
INV
Comp.
EXV
U
V
W
temp.
ELECTRICAL WIRING DIAGRAM
GND2
YE/GN
4-WAY
DC-FAN
AC-FAN
TA
TB
TP
RD
WT
BK
L
N L1 N1 S
RD
BL
POWER INPUT
(Reserved)
HEAT
HEAT
(Reserved)
TEST