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The piping length information, please refer the following table.
4TXM2330BF400AA
Item
Unit
Description
Standard
Maximum
A,B,C, Dliquid Pipe
mm
Size of the liquid side connection pipe
φ6.35
/
A,B,C Gas Pipe
mm
Size of the gas side connection pipe
φ9.52
/
D Gas Pipe
mm
Size of the gas side connection pipe
φ12.7
/
L1 (One Way)
mm
Max. Piping length between IU and OU of the way
≤ 10
≤ 25
L2 (One Way)
m
Max. Piping length between IU and OU of the way
≤ 10
≤ 25
L3 (One Way)
m
Max. Piping length between IU and OU of the way
≤ 10
≤ 25
L4 (One Way)
m
Max. Piping length between IU and OU of the way
≤ 10
≤ 25
L1+L2+L3+L4
m
Total liquid piping length
≤ 40
≤ 50
h
m
Drop between every two indoor units when the location of
the outdoor unit is among indoor units
≤ 1
≤ 15
m
Drop between every two indoor units when the location of
the outdoor unit is at one side of indoor units
≤ 1
≤ 7.5
H+
m
Drop between the outdoor unit and the indoor unit
≤ 5
≤ 15
H-
m
Drop between the outdoor unit and the indoor unit when the
location of outdoor unit is among the indoor units
≤ 5
≤ 15
m
Drop between the outdoor unit and the indoor unit when the
location of outdoor unit is at one side of indoor units
≤ 5
≤ 15
