Installation manual R22 Cassette _English

5. Wiring Connection

• Open the control box cover and connect the Remote controller cord and Indoor power wires.

Indoor power cord

Remote controller cord

Control box cover

[Air inlet side view]

3Phase

36K/48K/54K

Heat Pump Model.

R S T N

Control box cover fitting screw(2 units)

Terminal Block of Outdoor Unit

1(L) 2(N) 3 4 5

Terminal Block of Indoor Unit

1(L) 2(N) 3 4 5

POWER INPUT

3Phase

36K/48K/54K

Cooling Model Only.

R S T N

POWER INPUT

L N

1Phase

28K/36K

Heat Pump Model.

POWER INPUT

L N

1Phase

28K/36K

Cooling Model Only.

1Phase

18K/24K

Heat Pump Model.

POWER INPUT

Terminal Block of Indoor Unit

3(L) 4(N) 5 6 7

Terminal Block of Outdoor Unit

1(L) 2(N) 3 4 5

Terminal Block of Outdoor Unit

1(L) 2(N) 3 4 5

Terminal Block of Outdoor Unit

1(L) 2(N) 3 4 5

Terminal Block of Indoor Unit

1(L) 2(N) 3 4 5

Terminal Block of Indoor Unit

1(L) 2(N) 3 4 5

Terminal Block of Indoor Unit

1(L) 2(N) 3 4 5

1(L) 2(N)

Terminal Block of Outdoor Unit

3(L) 4(N) 5 6 7 8

Power Cord

1Phase

18K/24K

Cooling Model.

Terminal Block of Indoor Unit

3(L) 4(N) 5 6 7 1(L) 2(N)

Terminal Block of Outdoor Unit

3(L) 4(N) 5 6 7 8

Power Cord

(LT-E24

**

CL Only)

CAUTION

The power cord connected to the outdoor unit should be complied with the following specifications

(Rubber insulation, type H05RN-F approved by HAR

or SAA).

Capacity 1 Phase 3 Phase

The connecting cable connected to the indoor and outdoor unit should be complied with the following specifications (Rubber insulation, type H05RN-F approved by HAR or SAA).

GN/YL

20mm

18, 24, 28, 30K

BTU/h

36K BTU/h

48, 54K BTU/h

2.5mm

2

5.5mm

2

-

-

2.5mm

2

3.5mm

2

GN/YL

20mm

NORMAL

CROSS-SECTIONAL

AREA 0.75mm

2

(18K/24K/36K)

1.25mm

2

(48K/54K)

If the supply cord is damaged, it must be replaced by a special cord or assembly available from the manufacturer or its service agent.

WARNING

Make sure that the screws of the terminal are free from looseness.

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