Samsung DVM S AM100MXVDGH/ET - Allowable Pipe Length and Height Difference

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10. Installation
Refrigerant pipe installation
Classification Example Remarks
Maximum
allowable
length of
pipe
Outdoor unit ~
Indoor unit
Actual
length
(Equivalent
length)
200m
and
below
(220m
and
below)
Installing only with
Y-joint

200m(220m)
Equivalent
length
Y-joint: 0.5 m,
Distribution
header: 1 m
Installing with Y-joint
and distribution header


Installing only with
distribution header

Total
length of
pipe (m)
1,000
m or
less
Installing only with
Y-joint
a+b+c+d+e+f+g+h+i+

-
Installing with Y-joint
and distribution header
a+b+c+d+e+f+g+h+i+j+k

-
Installing only with
distribution header
a+b+c+d+e+f+g+h+i

-
Outdoor unit
~ Outdoor
unit (Module
installation)
Pipe length
10 m or
less

Equivalent
length
13 m or
less

Maximum
allowable
height
difference
of pipe
Outdoor unit ~
Indoor unit
110/110m
Note 2)

Indoor unit ~
Indoor unit
50m or less 
But, when AM / AM is installed, H2 is 15 m or less.
Maximum
allowable
length after
branch joint
First branch
joint ~
Farthest
Indoor unit
Pipe
length
45 m or
less
Installing only with
Y-joint

-

and distribution header

Installing only with
distribution header

45 m~

Note 1)
Required conditions must be satisfied -