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6.2 Electrical Wiring Connection
WARNING
20
Table 6.1 Minimum Wire Sizes for Power Source on Field
Model
Outdoor Unit Inverter 1 Inverter 2 Fan Motor
Hz Voltage Max. Min. MCA MOP Max. Fuse MOC MOC FLA
(Hz) (V) (V) (V) (A) (A) (A) (A) (A) (A)
CHV6-072URB 60 208/230 253 188 34.3 45 25.2 - 2.8
CHV6-096URB 60 208/230 253 188 41.2 50 30.7 - 2.8
CHV6-120URB 60 208/230 253 188 49.3 60 37 - 1.5×2
CHV6-144URB 60 208/230 253 188 60.1 80 24.2 24.2 2.8×2
CHV6-168URB 60 208/230 253 188 62.3 80 25.2 25.2 2.8×2
CHV6-192URB 60 208/230 253 188 78.1 100 32.2 32.2 2.8×2
45
50
60
80
80
100
Model
Wiring Size
Power Supply
Wiring
Ground
Wiring
Communication
Cable
(AWG) (AWG) (AWG)
8 18
8 18
6 18
4 18
4 18
2 18
CHV6-072URB
CHV6-096URB
CHV6-120URB
CHV6-144URB
CHV6-168URB
CHV6-192URB
8
8
6
4
4
2
MCA: Minimum Circuit Ampacity (A)
MOP: Maximum Overcurrent Protective Device (A)
MOC: Maximum Operating Current (A)
FLA: Fan Motor Running Ampacity (A)
Note the following when selecting wiring:
● Use the charts below to select appropriate sized breakers / fuses / overcurrent protection switches and
wiring in accordance with local codes.
(2) Electrical Characteristics
● Ensure communication cable is a minimum of AWG18 (0.82mm
2
), 2-Conductor, Stranded Copper.
The ELB (earth leakage breaker), FUSE and S (main switch) must be installed to the each power
source of outdoor unit. If not, it may cause an electrical shock or a fire.
Perform the electrical work according to the regulations of each region and this manual
NOTE:Supply the power source of outdoor units and indoor units respectively.
(1) Power Supply Wiring
Supply the power sources to the each outdoor unit respectively. Power source wiring is fundamentally according to
this method.
Distribution Box
10
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