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2.
2.
Preparation
Preparation
for installation
for installation
28
28
Item
Item
Pre-check checkpoint
Pre-check checkpoint
Handling methods and
Handling methods and
guideline
guideline
Picture
Picture
Drain
Drain
- Any drain pipes wrongly
- Any drain pipes wrongly
connected with other pipes
connected with other pipes
carrying bad odors?
carrying bad odors?
※
※
Do not join rainwater pipes and
Do not join rainwater pipes and
sewage water pipes.
sewage water pipes.
If unavoidable, then join them
If unavoidable, then join them
below the first floor to prevent
below the first floor to prevent
reverse flows into the indoor unit.
reverse flows into the indoor unit.
--
Installation
Installation
location
location
- Is the location of the MCU, or
- Is the location of the MCU, or
EEV proper?
EEV proper?
※
※
If installed near human residence
If installed near human residence
such as living rooms or indoor, it
such as living rooms or indoor, it
can generate noise.
can generate noise.
※
※
Do not install it in a fire fighting
Do not install it in a fire fighting
zone.
zone.
--
Electricity
Electricity
specification
specification
- Electricity specification is
- Electricity specification is
correctly delivered?
correctly delivered?
Amperage-carrying capacity is
Amperage-carrying capacity is
fairly enough for the units?
fairly enough for the units?
※
※
In case of 3 phase/380V/50Hz,
In case of 3 phase/380V/50Hz,
Clarify whether it is 3 or 4 line
Clarify whether it is 3 or 4 line
type.
type.
- Ring terminals are to be sized in
- Ring terminals are to be sized in
accordance with electricity
accordance with electricity
specification.
specification.
Again, indoor unit power
Again, indoor unit power
consumption to be considered.
consumption to be considered.
- Need to check the additional spec
- Need to check the additional spec
of the indoor power.
of the indoor power.
--
Circuit
Circuit
breaker
breaker
- Circuit breakers and wires are
- Circuit breakers and wires are
properly sized? Not based on
properly sized? Not based on
operating current, but on start-
operating current, but on start-
up current
up current
※
※
Criteria for selecting a circuit
Criteria for selecting a circuit
breaker.
breaker.
- Must install a leakage breaker
- Must install a leakage breaker
(ELCB) in the indoor unit’s power
(ELCB) in the indoor unit’s power
system.
system.
- Install a leakage breaker (ELCB) for
- Install a leakage breaker (ELCB) for
an individual or group of outdoor
an individual or group of outdoor
units.
units.
MCCB
ELB
MCCB
ELB
Содержание MXJ-HA2512 Series
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