96
Electrical Wiring
For Multi Branch SW BOX
H-NET
Outdoor
Connect communication
cable from outdoor unit to
the outdoor terminal
block(TB2) in Switch Box.
Cooling Only Indoor Unit
Indoor Unit A Indoor Unit B
Indoor Units F
Communication cable
RCS:Remote Control Switch
( )
When multiple Indoor Units are connected to the same
branch , they are controlled with same operation mode.
HCHM-N08XB
HCHM-N04XB
B A 2 1
B A 2 1
B A 2 1
B A 2 1B A 2 1
Switch Box
Outdoor
1 2
TB2
Outdoor
1 2
TB2
Indoor Indoor
TB3 TB4
PCB1
A B C
3 4 5 6 7 8
TB3 TB4
PCB2
3 4 5 6 7 8 9
E F G H
Indoor Indoor
TB3 TB4
PCB1
3 4 5 6 7 8 9 10
A B C D
RCS
RCS
RCS
RCS
RCS
Power
Supply
L2
TB1
ELB S
Main Switch
and Fuse
Earth
Leakage
Breaker
Power Supply Wiring
Indoor Indoor
10
Heating Only Water Module
B A 2 1
RCS
(Non-Polarity)
(DC5V)
or Water Module A
or Water Module B
Connect communication
cable from cooling only
water module to the outdoor
terminal block (TB2) in
Switch Box.
indoor unit and heating only
L1
208/230V
1~ 60Hz
1 2
3 4
(a) HCHM-N04XB/N08XB
1 2 3 4
H-NET
Outdoor Unit
Outdoor
Connect communication cable
from outdoor unit to the outdoor
terminal block(TB2) in Switch Box.
Cooling Only Indoor Unit
Indoor Unit A Indoor Unit B
Indoor Units H
RCS: Remote Control Switch
( )
HCHM-N16XB
HCHM-N12XB
B A 2 1B A 2 1
B A 2 1B A 2 1
1 2
TB2
TB5
1112
E F
Indoor
TB3 TB4
PCB1
3 4 5 6 7 8 9 10
A B C D
RCS
RCSRCS
RCS
TB5
1112
G H
TB3 TB4
PCB2
3 4 5 6 7 8 9 10
I
J
K L
TB3 TB4
PCB3
3 4 5 6 7 8 9 10
M N 0 P
Power
Supply
L2
TB1
ELB S
Main Switch
and Fuse
Earth
Leakage
Breaker
Power Supply Wiring
Outdoor
Indoor Indoor
Indoor
Indoor Indoor
Indoor Indoor
Switch Box
1 2
TB2
TB3 TB4
PCB1
A B C
3 4 5 6 7 8
Outdoor
Indoor Indoor
Heating Only Water Module
B A 2 1
RCS
B A 2 1
RCS
Communication cable
(Non-Polarity)
(DC5V)
or Water Module A
or Water Module B
When multiple Indoor Units are connected to the
same branch, they are controlled with same operation
mode.
Connect communication
cable from cooling only
water module to the outdoor
terminal block (TB2) in
Switch Box.
13 14
13 14
indoor unit and heating only
L1
208/230V
1~ 60Hz
(b) HCHM-N12XB/N16XB