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Connecting the wiring
Cable specification
Model
Main power supply 3-wire Power cable
09/12
Indoor power supply 3-wire power cable
2-wire assembly cable
Main power supply 3-wire Power cable
18
Indoor power supply 3-wire power cable
2-wire assembly cable
Main power supply 3-wire Power cable
24
Indoor power supply 3-wire power cable
2-wire assembly cable
power supply, it must be incorporated in a wire with a contact opening of ≥3 mm.
polychloroprene sheathed flexible cord.
Connecting the cable
Electrical work
(1) For electrical and earth works, comply with the 'technical standards of electrical installations' and the the 'wiring
regulations' of the Local wiring regulations.
(2)
Tighten the terminal block screw to
(3) Precautions when connecting terminal blocks of the indoor unit
Before connecting, make sure the connecting part of the terminal socket is facing upwards.
There must be no space between the terminal and the screw when connected.
- Any remaining space may become a fire hazard due to overheating of the electrical contact.
Regular wires without a ring terminal socket may become a fire hazard due to overheating of the electrical
contact during a wiring work.
When you install the unit, make first refrigerant connections and then electrical connections.
Connect the air conditioner to grounding system before performing the electrical connection.
If unit is uninstalled, first disconnect electrical cables, then refrigerant connections.
If the outdoor unit is more than 26.24ft(8 m) meters away from the indoor unit, you must extend the cable. The maximum
length of the cable is 49.2ft(15m)(
Use
0.89~1.33 lb ft [
The terminal
Upside down
socketis damaged.
The terminal socket
is upside down.
09/12
)/98.4ft(30m)(
English-42
AWG
Cross sectional area (mm
15 or fewer
17 or fewer
18 or fewer
13 or fewer
17 or fewer
18 or fewer
11 or fewer
17 or fewer
18 or fewer
There is no ring
terminalto cover the wire.
Either the screw is not fitted
properly or there is a space
between the screw and the
ring terminal.
18/24
).
2
)
1.5 or more
1.0 or more
0.75 or more
2.5 or more
1.0 or more
0.75 or more
4.0 or more
1.0 or more
0.75 or more
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