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Installation of Indoor, Outdoor Unit
Piping length and elevation
Multi Piping Type
Max total length
Capacity(Btu/h)
36k
Indoor Capacity
(Btu/h)
12K
CAUTION: Capacity is based on standard length and maximum allowance
length is on the basis of reliability. Oil trap should be installed every 5~7
meters (16.4~23.0ft).
8 Room Air Conditioner
Max length of
of all pipes
each pipe
(A+B+C)
(A/B/C)
45m
15m
(150ft)
(50ft)
Gas
1/2"
A
h1
Min length of
each pipe
(A/B/C)
3m
(10ft)
Pipe Size
Liquid
Standard Length
1/4"
h1
h1
Oil trap
B
C
Max Elevation
Max elevation
between each
between indoor
indoor unit and
outdoor unit (h1)
7.5m
(25ft)
Additional
Refrigerant
7.5m
30g/m
(25ft)
(0.32oz/ft)
h2
h2
units (h2)
7.5m
(25ft)
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