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ENGLISH
Installation Manual 65
Electrical Wiring
■ When the power source is connected
In series between the units.
■ When the power source is supplied to
Each outdoor unit individually.
Communication Line
(2 Wires Cable)
Power Line
(3 Wires Cable)
Communication Line
(3 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
[Master]
[Indoor Units]
(Main Switch)
[Slave]
Pull Box
(Installer option)
Pull Box
(Installer option)
Pull Box
(Installer option)
Pull Box
(Installer option)
HR unit
Power supply
3 Phase 3 Wires
60Hz 460V
Power supply
1 Phase 60Hz
208/230V
R(L1) S(L2) T(L3)
Switch
ELCB
ELCB
Switch
Communication Line
(2 Wires Cable)
Power Line
(3 Wires Cable)
Communication Line
(3 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
Power Line
(2 Wires Cable)
[Master]
[Indoor Units]
Power supply
3 Phase 3 Wires
60Hz 460V
Power supply
1 Phase 60Hz
208/230V
(Main Switch)
[Slave]
Switch
ELCBELCB
Pull box
(Installer option)
Pull box
(Installer option)
Pull box
(Installer option)
Power Line
(2 Wires Cable)
HR unit
R(L1) S(L2) T(L3) R(L1) S(L2) T(L3)
ELCB
L(L1) N(L2)
L(L1) N(L2)
2 Outdoor Units-3Ø, 460V
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