System Wiring Diagram - Toshiba MMU-AP0091H Installation Manual

n System wiring diagram
Switch
Earth leakage
breaker
Power source at indoor side
Single phase 220–240V, 50Hz
220V, 60Hz
n Connection summary for indoor unit/outdoor unit
Power source at
outdoor side
3-phase 380-415V, 50Hz
380V, 60Hz
Pull box
Power source at
indoor side
Single phase
220-240V, 50Hz
220V, 60Hz
Earth
Indoor unit
Control transmission line
(1) (2)
Remote control
(9) (10)
Remote controller
Power source at
outdoor side
3-phase
380-415V, 50Hz
380V, 60Hz
L1 L2 L3 N
Earth
Earth
U1 U2 U5 U6
Control
transmission
line
L N L
U1 U2
Earth
A B
Indoor unit
Remote controller Remote controller
Power source at outdoor side
3-phase 380–415V, 50Hz
380V, 60Hz
Pull box
(3) (4) (5)
(11) (12) (13)
Power source at
outdoor side
3-phase
380-415V,50Hz
380V, 60Hz
L1 L2 L3 N
Earth
U1 U2 U5 U6
Connection of shield wire to close end
N L
U1 U2
Earth
A B
Indoor unit
Remote controller
94
Earth leakage breaker
Switch
(6) (7) (8)
(14) (15) (16)
Power source at
outdoor side
3-phase
380-415V, 50Hz
380V, 60Hz
L1 L2 L3 N L1 L2
Earth
U1 U2 U5 U6 U1 U2
Earth
N
U1 U2
A B
L3 N
U5 U6
Earth