14
Installation Procedure
Ins
tallation Pr
oc
edur
e
English
Indoor Unit
Outdoor Unit
N
L
F1
F2
2(N)
1(L)
1(L) 2(N)
F1
F2
Cable clamp
Main power
cable
Communication cable
Indoor Power
Indoor power supply
Power supply
Max/Min(V)
Indoor power cable
220 to 240V, 50 Hz
±10%
0.75 mm², 3 wires
Communication cable
0.75 mm², 2 wires
AC power: M4 screw
Communication: M3.5 screw
11
13
7.5
9.0
18
13.8
(Unit: mm)
Tightening torque (kgf • cm)
M3.5
8.0 to 12.0
M4
12.0 to 18.0
•
1 N·m = 10 kgf·cm
•
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)
•
Screws on terminal block must not be unscrewed with
the torque less than 12 kgf•cm.
•
Since it has the external power supply, refer to the
outdoor unit installation manual for MAIN POWER.
CAUTION
•
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 11 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.
•
Peel off 20 mm of cable shields from the pre-
installed tube.
CAUTION
•
For information about the power cable
specifications for indoor and outdoor units, refer
to the installation manual.
•
After peeling off cable wires from the pre-installed
tube, insert a contraction tube.
