Samsung AM***MXWA Series - H;R System Y-Joint Installation; H;R System Allowable Pipe Lengths

ENGLISH-41
02 INSTALLING THE PRODUCT
H/R
Classication Installation with Y-joint
Installing with
MCU only
Installing with
MCU and Y-joint
MCUMCU
MCU
n
h
l
H4
H1
H2
H3
o
p
q
Cooling Only Indoor Unit
(Connecting Only Low Pressure Gas Pipe /
Liquid Pipe
note3
)
Classication Example Remarks
Maximum
allowable
pipe length
Outdoor unit ~
Indoor unit
Actual pipe
length
(Equivalent
length)
170 m or
less (190 m
or less)
Installing only with
MCU
a+g+j ≤ 170 m (190 m)
Equivalent length
• Y-joint: 0.5m
• Distribution header: 1m
• MCU: 1 m
Installing with
MCU and Y-joint
a+b+h+k ≤ 170 m (190 m)
Total length
of pipe
500 m or
less
Installing only with
MCU
a+b+c+d+e+f+g+h+i+j ≤ 500 m
Installing with
MCU and Y-joint
a+b+c+d+e+f+g+p+h+i+j+k+m+
n+o+p+q ≤ 500 m
Outdoor unit~
Outdoor unit
(Module
installation)
Pipe
length
10 m or
less
r ≤ 10 m, s ≤ 10 m, t ≤ 10 m
Equivalent
length
13 m or
less
r ≤ 13 m, s ≤ 13 m, t ≤ 13 m
Height
dierence
1.5 m or
less
H5 ≤ 1.5 m
H5
MCU ~ Indoor
unit
Pipe length
45 m or
less
Installing only with
MCU
b+c ≤ 45 m, b+d ≤ 45 m, b+e ≤ 45 m,
f≤ 45 m, g+h ≤ 45 m, g+i ≤ 45 m,
g+j ≤ 45 m
Installing with
MCU and Y-joint
c+d ≤ 45 m, c+e ≤ 45 m, c+f ≤ 45 m, g ≤ 45 m,
h+i ≤ 45 m, h+j ≤ 45 m, h+k ≤ 45 m, m ≤ 45 m,
n ≤ 45 m, o ≤ 45 m, p ≤ 45 m