
2. Preparation for installation
28
Class
Pre-check items
Handling methods and rules
Reference
Drain
- Is the discharge area free of
bad odors?
※
Do not join rainwater pipes and
sewage water pipes. If
unavoidable, then join them
below the first floor to prevent
reverse flows into the indoor unit.
-
location
- Is the location of the MCU, or
EEV proper?
※
If installed near human reside
such as living rooms or indoor, it
can generate noise.
※
Do not install it in a fire fighting
zone.
-
Power
spec
-
Is the power spec or the power
receiving capacity good?
-
- Did you correctly deliver the
product power spec?
※
In case of 3 phase/380V/50Hz,
Clarify whether it is 3 or 4 line
type.
- Use power spec, ring terminals.
-
Need to check the additional spec
of the indoor power.
-
Circuit
breaker
- Are the circuit breaker’s spec
and capacity clear?
※
Criteria for selecting a circuit
breaker.
- Must install a leakage breaker
(ELCB) in the indoor unit’s power
system.
- Install a leakage breaker (ELCB)
for an individual or group of
outdoor units.
MCCB ELB
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