Toshiba MMU-AP0071MH Manual De Instalación página 20

6
ELECTRIC WORK
Remote controller wiring
• Strip approximately 14 mm of insulation off of the connecting wires.
• As the remote controller wire has no polarity, there is no problem if connections to indoor unit terminal blocks A
and B are reversed.
Wiring diagram
Wiring between indoor and outdoor units
Outdoor power supply
Earth
Indoor unit
Earth
L N
Indoor power supply
220-240V, 1N ~5Hz
220V, 1N ~60Hz
Earth leakage
Pull box
breaker
Power switch
Address setup
Set up the addresses as per the Installation Manual
supplied with the outdoor unit.
Wiring on the ceiling panel
As per the Installation Manual of the ceiling panel,
connect the connector (2P: Red) of the ceiling panel to
the connector (5P: White) onto the P.C. board within
the electric parts box.
All manuals and user guides at all-guides.com
Terminal block for remote controller
wiring of indoor unit
A
B
Remote controller wire (Field supply)
Outdoor power supply
Header outdoor unit
U1 U1 U3 U4 U5 U6
Earth
Control wiring between outdoor units
Control wiring between indoor and outdoor units
Control wiring between indoor units
Indoor unit
Earth
U1 U2 A B L N
A B
Remote
controller
Pull box
Terminal block
A
Remote
B
controller unit
Follower outdoor unit
U1 U1 U3 U4 U5 U6
Indoor unit
Earth
U1 U2 A B L N U1
A B
Remote Remote controller
controller
[Group control]
Pull box
5P connector (White)
Cord Clamp
17
NOTE
A outdoor unit that is
inter-connected to the
indoor units automatically
becomes the header unit.
Connection of shield wire closed terminal
Indoor unit
Earth
U2 A B L N U1 U2
A B
Wire from ceiling panel
A B