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17-EN
Installation Manual
Power supply wire and communication wires speci
fi
cations
Power supply wire and communication wires are procured locally.
For the power supply speci
fi
cations, follow the table below. Power supply wiring and communication wiring are to be
procured locally.
For speci
fi
cations of the power capacity of the outdoor unit and the power supply wires, refer to the Installation Manual
supplied with the outdoor unit.
Indoor unit power supply
• Prepare an exclusive power supply for the indoor unit independently of the outdoor unit.
• Arrange the power supplies to the indoor and outdoor units, so that a common earth leakage breaker and main
switch can be used.
• Power supply wire speci
fi
cation: Cable 3-core 2.5 mm²,
in conformity with Design H07RN-F or 60245 IEC 57.
4
Power supply
Power supply
220
–
240V ~, 50 Hz
208
–
230V ~, 60 Hz
Power supply switch/Earth leakage breaker or power supply wiring/fuse rating for indoor units should be selected by the accumulated
total current values of the indoor units.
Power supply wiring
Below 50 m
2.5 mm
2
Control wiring, Central controller wiring
• Use a 2 core non polarity wire.
• To prevent any possible noise issues, use a shielded 2 core wire.
• The total stated length of communication wiring is determined by the interconnecting length of indoor to outdoor wire
plus the length of the central control communication wire.
T
Communication line
TU2C-Link models (U series) can be combined with TCC-Link models (other than U series).
For details of communication type, refer to the following table.
Communication type and model names
Communication type
TU2C-Link
(U series and future models)
TCC-Link
(Other than U series)
Outdoor unit
MMY-MUP
This letter indicates U series model.
Other than U series
MMY-MHP
MCY-MHP
MMY-MAP
Indoor unit
MM -UP
This letter indicates U series model.
Other than U series
MM -AP
Wired remote controller
RBC-ASCU
This letter indicates U series model.
Other than U series
Wireless remote
controller kit &
receiver unit
RBC-AXU
This letter indicates U series model.
Other than U series
U series outdoor unit : SMMS-u (MMY-MUP
)
Other than U series outdoor unit : SMMS-i, SMMS-e etc. (MMY-MHP
)
