E-12
Wiring Work
You must insulate refrigerant pipes, branch joints, distribution
header and the pipe connection part.
Make sure to prevent any gap between the insulation on the
bent part of the pipes.
Make sure that insulation is overlapped when fixing it.
Indoor
unit
Fix securely without any gap.
Pipe insulation
1
Before wiring work, you must turn off all power source.
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 be used 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 V1, V2 (for DC12V) F3, F4(for communication) when installing the
wired remote control.
Power and communication cable connection
Indoor Unit 1
Outdoor Unit
Indoor Unit 2 Indoor Unit 3
Wired Remote
Control
220-240V~
or
ELCB : Essential Installation
WARNING :
Power off before connecting any wires;
Indoor PBA will be damaged while V1,V2,F3,F4 short each other.
AM
FBFDEH
Series
NASA_Floor Stand_AM@@@FNFDEH@_IM_EN_03678A-05.indd 12 2016-05-09 오후 5:32:31
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