51
Wiring Work
Power and communication cable connection
1.
Before wiring work, you must turn off all power source.
2.
Indoor unit power should be supplied through the breaker( ELCB or MCCB+ELB ) separated by the outdoor power.
ELCB:Earth Leakage Circuit Breaker
MCCB:Molded Case Circuit Breaker
ELB:Earth Leakage Breaker
3.
The power cable should be used only copper wires.
4.
Connect the power cable{1(L), 2(N)} among the units within maximum length and communication cable(F1, F2)
each.
5.
Connect F3, F4(for communication) when installing the wired remote control.
N
L
N
L
N
L
N
L
ELCB
MCCB+
ELB
V1 V2
Indoor Unit 1
Indoor Unit 2
ERV with DX-COIL
Indoor Unit 4 Indoor Unit 5 Indoor Unit 6
Outdoor Unit
Wired Remote
Control
EEV kit
❈
Ceiling, wall-mounted indoor unit.
220-240V~
❈
ELCB : Essential Installation
Selecting compressed ring terminal
Silver solder
Norminal
dimensions for
cable (mm
2
)
Norminal
dimensions
for screw
(mm)
B
D
d1
E
F
L
d2
t
Standard
dimension
(mm)
Allowance
(mm)
Standard
dimension
(mm)
Allowance
(mm)
Standard
dimension
(mm)
Allowance
(mm)
Min.
Min.
Max.
Standard
dimension
(mm)
Allowance
(mm)
Min.
1.5
4
6.6
±0.2
3.4
+0.3
-0.2
1.7
±0.2
4.1
6
16
4.3
+0.2
0
0.7
4
8
2.5
4
6.6
±0.2
4.2
+0.3
-0.2
2.3
±0.2
6
6
17.5
4.3
+0.2
0
0.8
4
8.5
4
4
9.5
±0.2
5.6
+0.3
-0.2
3.4
±0.2
6
5
20
4.3
+0.2
0
0.9
ENGLISH
