Download Installation Manual

– 21 –
◆ Group control through a remote controller
Group control of multiple indoor units (8 units) through a single remote controller switch
Indoor unit
No.1
No.2
AB
Remote controller
AB
No.3
No.7
No.4
AB
AB
AB
Power supply terminal
block
No.8
AB
Electrical control box
Cord clamps
(A.B)
 Connection of power wires and communication wires
Communication
terminal block
Remove knockouts on the piping / wiring panel on the front of the unit and the panel on the bottom to get the power and
communication wires through the holes.
Power supply wires
Cord clamp
Earth screw
Communication
wires
Piping / wiring panel
Knockout for the
communication wire
Knockout for the power
wire
NOTE
Be sure to separate the power wire and communication wires.
Knockout for the power
supply wire
◆ Power supply wire connection
1. Insert the power supply wire through the cutout on the side of the electrical control box and connect the power
supply wire to the power supply terminal block and the earth wire to the earth screw. After that, fix the power
supply wire with the 2 cord clamps.
2. Be sure to use round-type crimping terminals for power connection.
Also, apply insulating sleeves to the crimping parts. Use a driver of appropriate size to fix the terminal screws.
L1
L1
L2
L2
L3
L3
N
N
10 mm or more
Earth wire
41-EN
Power supply wire
42-EN