Samsung Duct Type Series Installation Manual page 18

Drain pipe and drain hose installation
Power and communication cable connection
1. Before wiring work, you must turn off all power sources.
2. Indoor unit power should be supplied through the breaker ( ELCB or MCCB+ELB ) separated by the outdoor power.
ELCB: Earth Leakage Circuit Breaker
MCCB: Molded Case Circuit Breaker
ELB: Earth Leakage Breaker
3. The power cable should use only copper wires.
4. Connect the power cable{1(L), 2(N)} among the units within maximum length and communication cable(F1, F2) each.
5. Connect F3, F4(for communication) when installing the wired remote control.
Outdoor Unit
208-230 V~
MCCB+
ELCB
or
ELB
Indoor Unit 1
❋ ELCB : Essential Installation
Connecting power for optional product
When installing optional products, make sure to follow below current capacity.
❋ Optional product is not supplied by manufacturer.
POWER : L
POWER : N
OPTION VENTILATOR
AC, Below 2 A
18
Indoor Unit 2 Indoor Unit 3
T/B 1(L) 2(N)
Wired Remote
Control
Vc Vc Vw Vw
HOT COIL
AC, Below 2 A