18
Installation Procedure
Installation Procedure
English
Indoor power supply
Power supply Max/Min(V) Indoor power cable
220 to 240V, 50 Hz
±10%
0.75 to 1.5 mm², 3 wires
Communication cable
0.75 to 1.5 mm², 2 wires
AC power: M4 screw
Communication: M3.5 screw
11
13
7.5
9.0
18
13.8
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M3.5 8.0 to 12.0
M4 12.0 to 18.0
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ŷ Power supply cords of parts of appliances for
outdoor use shall not be lighter than polychloroprene
sheathed flexible cord. (Code designation IEC:60245
IEC 57 / CENELEC: H05RN-F or IEC:60245 IEC 66 /
CENELEC: H07RN-F)
ŷ Since it has the external power supply, refer to the
outdoor unit installation manual for MAIN POWER.
CAUTION
ŷ When installing the indoor unit in a computer
room or network room, use the double shielded
communication cable (tape aluminum / polyester
braid + copper) of FROHH2R type.
Step 13 Optional: Extending the
power cable
1 Prepare the following tools.
Tools Spec Shape
Crimping pliers MH-14
Connection sleeve
(mm)
20xØ6.5
(HxOD)
Insulation tape
Width 19
mm
Contraction tube
(mm)
70xØ8.0
(LxOD)
2 As shown in the figure, peel off the shields from the
rubber and wire of the power cable.
ŷ Peel off 20 mm of cable shields from the pre-
installed tube.
CAUTION
ŷ For information about the power cable
specifications for indoor and outdoor units, refer
to the installation manual.
ŷ After peeling off cable wires from the pre-installed
tube, insert a contraction tube.
Power cable
Pre-installed tube for the power cable
(Unit: mm)
(Unit: mm)
20 20
20
20
60
120
180
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