Samsung AP80S0A Series User & Installation Manual page 43

Wiring work
Connecting power and communication cable
AP80S0A / AP0AS0A
f 3 phase 4 wires, 380-415V power supply X
1. Remove the cover of the electrical component on the outdoor unit.
2. Connect the power cable (R, S, T, N) to the R, S, T, N of the terminal on the electrical component on the outdoor unit.
(Power cable must be purchased separately.)
3. When tightening the screw on the terminal block, apply appropriate tightening torque to assemble cables to the
terminal.
4. Install ELB [Earth Leakage breaker (for 4 wires)] for air conditioner. It must be selected according to the starting current of
the compressor.
Indoor unit
N1 L1 F1 F2
Earth
Communication cable
Communication cable between indoor and outdoor unit
• When using power supply (R, S, T, N) with ELB [Earth Leakage breaker (for 3 wires)] alone or ELB(for 3 wires) with NFB
- Remove the power cable (R-L) of the electrical parts and put the power R, S, T through ELB (3wires) and connect it to the
R, S, T on the terminal, and put the power R, N through the ELB (2wires) to connect it to the L, N on the terminal.
Indoor unit
N1 L1 F1 F2
Earth
Communication cable
Communication cable between indoor and outdoor unit
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PAC_아프리카 중동향AP80S0A_IBIM_34514A-02_EN.indd 42
Outdoor unit
Communication
terminal
N1 L1 F1 F2 R S
Earth
Power cable
Outdoor unit
Disconnect the power cable
(It is connected as factory default)
Communication
terminal
N1 L1 F1 F2 R S
Earth
Power cable
Distributing board
T N L
Earth Earth
Power supply cable
Distributing board
T N L L N
Earth
Power supply cable
ELB for air
conditioner
R S T N
ELB for air
conditioner
R S T
Earth
2015-04-23 오후 2:18:59