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ENGLISH-48
Refrigerant pipe installation
Classification
Example
Remarks
Maximum
allowable
pipe length
Outdoor unit ~
Indoor unit
Actual pipe
length
(Equivalent
length)
170 m
(558’)or
less [190 m
(623’) or
less]
Installing only
with Y-joint
a+b+c+d+e+f+g+p ≤
170 m (190 m) / 558’
(623’)
Equivalent length
t
Y-joint: 0.5 m
(1.64’)
t
Distribution
header: 1 m
(3.28’)
Installing with
Y-joint and
distribution
header
a+b+h ≤ 170 (190) m /
558’ (623’), a+i+k ≤ 170
(190) m / 558’ (623’)
Installing only
with distribution
header
a+i ≤ 170 (190) m / 558’
(623’)
Total length
of pipe (m)
300 m (984’)
or less
Installing only
with Y-joint
a+b+c+d+e+f+g+p+h+
i+j+k+l+m+n ≤ 300 m
(984’)
Installing with
Y-joint and
distribution
header
a+b+c+d+e+f+g+h+
i+j+k ≤ 300 m (984’)
Installing only
with distribution
header
a+b+c+d+e+f+g+h+i ≤
300 m (984’)
Outdoor unit
~ Outdoor
unit (Module
installation)
Pipe length
10 m (33’)
or less
r ≤ 10 m (33’), s ≤ 10 m (33’), t ≤ 10 m (33’)
Equivalent
length
13 m (43’)
or less
r ≤ 13 m (43’), s ≤ 13 m (43’), t ≤ 13 m (43’)
Maximum
allowable
height
difference
Outdoor unit ~
Indoor unit
50/40 m (164’/131’)
Note 2)
H1 ≤ 50/40 m (164’/131’)
Indoor unit ~
Indoor unit
15 m (49’) or less
H2 ≤ 15 m (49’)
Maximum
allowable
length after
branch joint
First branch
joint ~ Farthest
Indoor unit
Pipe length
45 m (148’)
or less
b+c+d+e+f+g+p ≤ 45 m (148’), i ≤ 45 m
(148’)
45 m (148’)
~ 90 m
(295’)
note 1)
Required conditions must be satisfied
EEV kit
Model name
Remarks
EEV kit ~
Indoor unit
Actual pipe
length
2 m (6.6’)
MEV-E24SA
1 indooor
Apply to products without EEV
(Wall mount & ceiling)
MEV-E32SA
20 m (66’) or
less
MXD-E24K132A
2 indooor
MXD-E24K200A
MXD-E32K200A
MXD-E24K232A
3 indooor
MXD-E24K300A
MXD-E32K224A
MXD-E32K300A
❋
Please refer to the EEV Kit manual.
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