2.
2.
Preparation
Preparation
for installation
for installation
44
44
Problem analysis
Problem analysis
Selecting ø22.23 copper pipe, and 10mm insulation as
Selecting ø22.23 copper pipe, and 10mm insulation as
shown in the picture.
shown in the picture.
Consequence
Consequence
Low insulation effect cause large energy consumption and
Low insulation effect cause large energy consumption and
decrease in system performance.
decrease in system performance.
Condensation will easily form and leakage may occur
Condensation will easily form and leakage may occur
when performing heating operation in regions with high
when performing heating operation in regions with high
temperature and humidity.
temperature and humidity.
Standard procedure
Standard procedure
Insulation material and quality must meet the minimum
Insulation material and quality must meet the minimum
standard thickness requirements.
standard thickness requirements.
Good installation will prevent condensation a
Good installation will prevent condensation and
nd
guarantee air conditioning performance.
guarantee air conditioning performance.
Proper method
Proper method
Follow the below specification strictly and aware of the
Follow the below specification strictly and aware of the
Minimum thickness requirements.
Minimum thickness requirements.
Pipe size [mm]
Pipe size [mm]
Minimum thickness of insulation [mm]
Minimum thickness of insulation [mm]
PE
PE foam
foam
EPDM
EPDM foam
foam
Ø6.35~19.
Ø6.35~19.05
05
13
13
10
10
Ø22.23~31.75
Ø22.23~31.75
19
19
13
13
Ø38.10
Ø38.10
25
25
19
19
Ø44.45~
Ø44.45~
32
32
25
25
The
The thickness
thickness of
of insulation
insulation must
must be
be increased
increased in
in case
case of
of
high hu
high humid conditions
mid conditions (over th
(over than 27
an 27°C and
°C and RH
RH 80%)
80%) like
like
below place
below place
--
Tropical / Subtropical regions or equivalent with this
Tropical / Subtropical regions or equivalent with this
region
region
--
The
The region
region where
where problems
problems due
due to
to high
high temperature
temperature
and humidity are expected
and humidity are expected
--
Restaurant, hot spring, sauna, basement, seaside
Restaurant, hot spring, sauna, basement, seaside
--
Ceiling inside with high humidi
Ceiling inside with high humidity due to weak ventilation
ty due to weak ventilation
Summary of Contents for MXJ-YA1509 Series
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