9English
Installation Procedure
NOTE
• Especially, if your outdoor unit is the one designed
for Russian and European markets, consult the supply
authority, if necessary, to estimate and reduce the
supply system impedance before installation.
Air conditioning system examples
When using earth leakage circuit breaker (ELCB) for a
single phase
Communication cable
Outdoor-to-indoor power cable
ELCB
1
OR
Indoor Unit
Main power cable
Outdoor Unit
Communication cable
Earthing
CAUTION
• If the outdoor unit is installed in a location vulnerable
to an electric leak or submergence, make sure to
install an ELCB.
Connecting the main power cable
When using ELB for 1 phase
The appearance of the unit may be
different from the picture depending
on the model.
1(L) 2(N)
N
L
ELB
MCCB
Power Supply
Electrical
component box
Indoor Unit
Outdoor-to-
indoor power
cable
Communication
cable
Main power cable
Cable clamp
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