Samsung AM AXV Series Installation Manual page 30

Refrigerant pipe installation
Classification
Maximum First branch
joint ~
allowable
length after Farthest
branch joint Indoor unit
EEV kit ~ Indoor unit
Actual pipe length
※ Please refer to the EEV Kit manual.
Note 1) Required condition
Classification
First branch joint ~ 45m ≤ b+c+d+e+f+g+p ≤ 90m: branch pipes (b, c, d, e, f, g) size must
Farthest Indoor unit
If the size of pipe (main pipe), between the first branch joint and
the outdoor unit, is not increased by 1 grade, a+(b+c+d+e+f+g)×2
Total length of
extended pipe
If the size of pipe (main pipe), between the first branch joint and
Each Y-joint ~
Each indoor unit
Difference between the distance of the outdoor unit to the farthest indoor unit and nearest
indoor unit ≤ 45m, (a+b+c+d+e+f+g+p)-(a+h) ≤ 45m
Note 2) When indoor unit is located at higher level than outdoor unit, allowable height difference is 110m, (If the height difference is over
40m, contact your local dealer for more information.)
but when the indoor unit is located at lower level than outdoor unit, allowable height difference is 110m (If the height difference is
over 50m, need to decide whether to install PDM kit or not.)
Model name of the PDM kit : MXD-A38K2A, MXD-A12K2A, MXD-A58K2A
30
English
45 m or less
Pipe length
45 m~90 m
Note 1)
EEV kit
2 m
20 m or less
Condition
be increased by 1 grade
+h+i+j+k+l+m+n+p ≤ 1000 m
the outdoor unit, is increased by 1 grade, (a+b+c+d+e+f+g)×2
+h+i+j+k+l+m+n+p ≤ 1000 m
h, i, j, ... p ≤ 45 m
Example
Installing only with
b+c+d+e+f+g+p ≤ 45 m
Y-joint
Installing with Y-joint
i+k ≤ 45 m
and distribution header
Installing only with
i ≤ 45 m
distribu-tion header
Required conditions must be satisfied
Model name
MEV-E24SA
MEV-E32SA
MXD-E24K132A
MXD-E24K200A
MXD-E32K200A
MXD-E24K232A
MXD-E24K300A
MXD-E32K224A
MXD-E32K300A
A
a
Remarks
Remarks
1 indoor
2 indoor
Apply to products
without EEV (Wall
mount & ceiling)
3 indoor
Example
b c d e f g
B C D E F G
h i j k l m n
1 2 3 4 5 6 7
-
-
p
H1
H2
8