Samsung AJ038RCJ4EC Installation Manual page 12

Connecting the cables to the outdoor unit A
A-unit
1(L) 2(N) 3(C)
3
1 2
Earth
terminal
1 2 3
Earth
terminal
Cable Type : A
Cable Type : B
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.
Model
Outdoor Unit Indoor Unit
AJ038RCJ4EC 4 Room
Notes
1. 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)
2. Select power supply cord based on MCA.
3. MFA is used to select the circuit breaker and the ground fault circuit interrupter (earth leakage circuit breaker).
4. MCA represents maximum input current.
5. MFA represents capacity which may accept MCA.
6. Communication Cable Specification : 2G, 0.75mm², or more.
Abbreviations
- MCA : Min. Circuit Amps. (A)
- MFA : Max. Fuse Amps. (A)
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.
12
B-unit
1(L) 2(N) 3(C)
3
1 2
Earth
terminal
1 2 3
Earth
terminal
1(L) 2(N) 3(C)
1(L) 2(N) 3(C)
Power cable and Communication to indoor units
Outdoor Units
Rated
Hz Volts
50 1phase, 220-240
C-unit
Indoor unit
1(L) 2(N) 3(C)
Assembly cable
3
1 2
Earth
terminal
1 2 3
Earth
terminal
1(L) 2(N) 3(C)
1(L) 2(N) 3(C)
Maximun Input Current[A]
Outdoor Indoor(Max.)
23
Tighten Torque(kgf . cm)
Screw
M4 12.0~18.0
D-unit
1(L) 2(N) 3(C)
3
1 2
Earth
terminal
1 2 3
Earth
terminal
Outdoor unit
Main Power
L N
Supply cable
1 2
Earth
terminal
A
Power Supply
Total MCA
3.6 26.62 26.62
Position
1(L),2(N),3(C)
MFA
29.62