1
1-10-2-1-1
1. U-36PZ3E5, U-50PZ3E5, U-60PZ3E5, U-71PZ3E5
ELECTRICAL WIRING
Warning
This air conditioner must be installed in accordance with national wiring regulations.
Cables connected to outdoor unit must be approved polychloroprene sheathed type 60245 IEC 57 or
H05RN-F/H07RN-F or heavier.
The units must be connected to the supply cables for
fi
xed wiring by quali
fi
ed technician.
Circuit breaker must be incorporated in the fixed wiring in accordance with the national wiring regulations.
When the supply cable is damaged, it must be replaced by quali
fi
ed technician.
Be sure to install a current leakage breaker, main switch and fuse to the main power supply, otherwise electric shocks may result.
Be sure to connect the unit to secure earth connection.
If the earthing work is not carried out properly, electric shocks may result.
Wiring shall be connected securely by using specified cables and fix them securely so that external force of the cables may not transfer to
the terminal connection section.
Imperf
ect connection and fi
xing leads to
fi
re, etc.
Remove the control board cover and terminal board cover from the unit by loosening the screw.
Ensure to connect the electrical cable connections and clamp the wires securely to the terminal connections using cord clamps so that no undue force is placed on
the wires (power source cable, connection cable between indoor and outdoor unit, earth lead wire).
Connect the power supply cord and connecting cable between indoor unit and outdoor unit according to the diagram below.
Terminals on the indoor unit
L/1 N/2 3
Colour of wires (Connecting cable)
Terminals on the outdoor unit
L N 1 2 3
(Power supply cord)
Terminals on the isolating device
(Disconnecting means)
(L) (N)
For wire stripping and connection requirement, refer diagram below.
Wire stripping
5 mm
or more
(gap between
wires)
Conductor
over inserted
No loose strand
when inserted
Indoor/
outdoor
connecting
terminal
board
WIRE STRIPPING AND CONNECTING REQUIREMENT
Conductor
fully inserted
Conductor not
fully inserted
10 ± 1 mm
ACCEPT
PROHIBITED
PROHIBITED
Do not install a phase advance capacitor for power factor improvement. (It does not improve the power factor and will cause abnormal overheating.)
Do not bind the excess cables together and place them inside this unit.
Make sure that terminal board cover and control board cover mount correctly.
Use the appropriate screwdriver for tightening the terminal screws. Small sized screwdriver damages the head of the screw and cannot tighten it properly.
L N
1 2 3
Holder
Earth wire
longer than
others AC wires
for safety reason
Earth wire
longer than
others AC wires
for safety reason
Power
supply cable
Isolating Devices
Indoor Unit
Connection cable between
outdoor and indoor unit
Terminal
Board
OUTDOOR UNIT/SINGLE-PHASE MODEL
L/1
N/2
3
R1
R2
U1
U2
L
N
1
2
3
Connection cable between
outdoor and indoor unit
Outdoor unit power supply
Switch
Fuse
Earth
Indoor unit Remote controller (option)
Outdoor unit
Earth
(Option)
Integrated control system
Terminal board
Terminal board cover
Control board cover
The circuit breaker must be approved, suitable for the voltage and current ratings of equipment and have a contact separation by 3mm in all poles.
There is risk of damaging the screw if the terminal screw is over tightened. Tighten with the appropriate torque 1.57N
•
m ~ 1.96N
•
m (16kgf
•
cm~20kgf
•
cm).
Outdoor Unit
SM830283-00_欧州向け R32シングル36-71形TD&SM.indb 1
20/01/30 10:25:00
Содержание S-3650PF3E
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