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Terminal block for remote controller
wiring of indoor unit
Terminal block
Remote controller
unit
Remote controller wire
(Procured locally)
A B
1 2 3
A B
1
1
L1 L2
2
2
3
3
380-415 V 3N~, 50Hz
380 V 3N~, 60Hz
Remote controller
Remote controller
wiring
Indoor side
Indoor/Outdoor
connecting wires
Outdoor side
Remote controller
inter-unit wiring
Indoor power
inter-unit wiring
Indoor side
L3
N
10-3. Remote Controller Wiring
• Strip off approx. 9 mm the wire to be connected.
• For single system, use non polarity, 2 core wire is
used for wiring of the remote controller.
(0.5 mm² to 2.0 mm² wires)
• For the synchronous twin, triple system, use
2-conre shield wire (Vinyl cord for microphone 0.5
to 2.0 mm²) to conform to the EMC standard.
Wiring diagram
∗ For details of wiring/installation of the remote
controller, refer to the Installation Manual enclosed
with the remote controller.
∗ Use 2-core shield wire (MVVS 0.5 to 2.0 mm² or more) for the remote controller wiring in the simultaneous
twin, simultaneous triple and simultaneous double twin systems to prevent noise problems.
Be sure to connect both ends of the shield wire to earth leads.
∗ Connect earth wires for each indoor unit in the simultaneous twin, simultaneous triple and simultaneous
double twin systems.
Simultaneous triple and double twin system
A B
1 2 3
A B
1
1
2
2
3
3
A B
1 2 3
Remote controller
Remote controller
wiring
Indoor side
Indoor/Outdoor
connecting wires
Outdoor side
Indoor sideIndoor side
Remote controller
inter-unit wiring
Remote controller
inter-unit wiring
Indoor power
inter-unit wiring
Triple
Double twin
Indoor power
inter-unit wiring
A B
1 2 3
Indoor side
Remote controller
inter-unit wiring
Indoor power
inter-unit wiring
380-415 V 3N~, 50Hz
380 V 3N~, 60Hz
L1 L2
L3
N
Simultaneous twin system