Samsung AJ JCJ2CH Series Installation Manual page 15

Connecting the cables to the outdoor unit
A
◆ AJ024JCJ3CH
A-unit
L1 L2 F1
1 2
Earth
terminal
1 2
Earth
terminal
L1 L2 L1 L2
Power cable to indoor units
Cable Type : A
Cable Type : B
Cable Type : C
Specification for circuit breaker and power supply cord
Power supply cord is not supplied with air conditioner.
Select the power supply cord in accordance with relevant local and national regulations.
Wire size must comply with the applicable local and national code.
Specifications for local wiring power supply cord and branch wiring are in compliance with local cord.
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 , IEC:60245 IEC 66 / CENELEC: H07RN-F )
The specification for cables :
Main Power Supply Cable
Model
Specication
3G,
2
2.5mm (0.004inch
AJ024JCJ3CH
or more,
H07RN-F
Connect the power cable to the auxiliary circuit breaker. If every pole fails to connect to the power supply, it must be incorporated in a
wire with a contact opening of ≥0.12 inch.
Tightening power terminal
Connect the cables to the terminal board using the compressed ring terminal.
Use rated cables only.
Connect the cables with driver and wrench that can apply the rated torque to the screws.
Make sure that appropriate tightening torque is applied for cable connection. If the terminal is loose, arc heat may occur
and cause fire and if the terminal is connected too firmly, terminal may get damaged.
Tighten Torque ft·lb(kgf . cm)
Screw
M4 0.87~1.08(12.0~15.0)
14
B-unit
L1 L2 F1 F2
F2
1 2
F1 F2
Earth
terminal
C B
1 2
F1 F2
Earth
terminal
Outdoor unit
Indoor Power Supply Cable
Type Specication
3G,
2 2
) 1.0mm (0.002inch
or more,
H07RN-F
Position
L1,L2,F1,F2
Indoor unit
L1
Assembly cable
1 2
F1 F2
C B
1 2
F1 F2
Earth
terminal
Main Power
L1 L2
Supply cable
1 2
Earth
terminal
A
Communication Cable
Type Specication
2G,
2 2
) 0.75mm (0.001inch
or more,
H07RN-F
C-unit
L2 F1 F2
F1 F2
Earth
terminal
C
F1 F2
A F1 F2 F1 F2
B
c
Communication cable
to indoor units
FUSE MCCB
Type
2
) Frame : 30A
18A
Trip : 18A
Type
GL
18A