27
English
Installation Procedure
Allowable length of the refrigerant pipe and the installation examples
H/P
Classification Single Installation Module installation
Installing only with Y-joint
Branch joint
Outdoor unit
Indoor unit
b
hi jklmn
H2
1234567
8
a
ABCDEFG
H1
cdefg p
Branch joint
Outdoor unit
Indoor unit
b
hi jklmn
H2
1234567
8
a
A
BCDEFG
H1
cdefg p
Installing with Y-joint and
distribution header
b
j
H2
123456
78
a
AB
i
k
H1
cde f
g
h
Branch joint
Distribution header
Outdoor unit
Indoor unit
Indoor unit
123456
78
B
H1
a
b
j
H2
k
i
A
dcef
g
h
Outdoor unit
Distribution header
Branch joint
Installing only with distribution
header
i
8
7654321
cb
a
fedh
H1
H2
g
Outdoor unit
Indoor unit
Distribution header
ef
g
h
i
H2
H1
8
7654321
dcb
a
Outdoor unit
Indoor unit
Distribution header
Classification Example Remarks
Maximum
allowable
length of pipe
Outdoor
Їϩ
Indoor unit
Actual length
(Equivalent
length)
200 m(656')
and below
[220 m(722')
and below]
Installing only with
Y-joint
ɇɵʀʒʪ˙˝Χ
200 m(220 m)/656'(722')
Equivalent length
Y-joint: 0.5 m (1.64'),
Distribution header:
1 m(3.28')
Installing with Y-joint
and distribution header
ɇɵ˵ߤߢߢ࣑ߤߤߢ࣒ࡥɇ
200 m(220 m)/656'(722')
Installing only with
distribution header
ɇߤߢߢ࣑ߤߤߢ࣒ࢩߨߧߨ࣑ߩߤߤ࣒
Total length
of pipe (m)
1000 m(3281')
or less
Installing only with
Y-joint
a+b+c+d+e+f+g+h+i+
Χߣߢߢߢ࣑ߥߤߪߣ࣒
-
Installing with Y-joint
and distribution header
a+b+c+d+e+f+g+h+i+j+k
ߣߢߢߢ࣑ߥߤߪߣ࣒
-
Installing only with
distribution header
a+b+c+d+e+f+g+h+i
ߣߢߢߢ࣑ߥߤߪߣ࣒
-
Outdoor
Їϩ
Outdoor unit
(Module
installation)
Pipe length
10 m (33') or
less
уߣߢ࣑ߥߥ࣒ࡥцߣߢ࣑ߥߥ࣒ࡥіߣߢ࣑ߥߥ࣒
x
z
y
Equivalent
length
13 m (43') or
less
уߣߥ࣑ߦߥ࣒ࡥцߣߥ࣑ߦߥ࣒ࡥіߣߥ࣑ߦߥ࣒
Maximum
allowable
height
difference of
pipe
Outdoor unit
ÃʒͱͱθЇϩ
110/110 m(361'/361')
Note 2)
²ߣߣߣߢࢩߣߣߢ࣑ߥߨߣࢩߥߨߣ࣒
Indoor unit
ÃʒͱͱθЇϩ
50 m (164') or less ²ߤߧߢ࣑ߣߨߦ࣒
But, when wall-mount type indoor units with EEV (AM****NQD* / AM****NVD*) is installed, H2 is 15 m(49') or less.
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