30
REFRIGERANT PIPING
ENGLISH
Pipe thickness standard for R410A piping
Diameter
R410A
Soft
Hard
Tolerance
(permissible difference)
(Unit: mm)
Ø 6.35(1/4)
0.7
0.8
±0.06
Ø 9.52(3/8)
0.8
0.8
±0.06
Ø 12.7(1/2)
0.8
0.8
±0.06
Ø 15.88(5/8)
1
1
±0.09
Ø 19.05(3/4)
1
±0.09
Ø 22.2(7/8)
1
±0.09
Ø 25.4(1)
1
±0.09
Ø 28.58(1-1/8 )
1
±0.09
Ø 31.8(1-1/4)
1.1
±0.09
Ø 34.9(1-3/8)
1.2
±0.09
Ø 38.1(1-1/2)
1.35
±0.09
Ø 41.3(1-5/8)
1.45
±0.09
Ø 44.45(1-3/4)
1.55
±0.09
Ø 53.98(2-1/8)
2.1
±0.09
▲
Soft (Pan Cake)
▲
Hard (straight tubes)
Note 3) General location: When the pipe passes indoors where the indoor unit is not operated
- Hall way etc. (Dormitory, school, office-tel)
Note 4) Negative condition: When below conditions 1 and 2 are met.
1
When the pipe passes indoors where the indoor unit is not operated
2
When the humidity is high, regionally, and there is no air flow in the pipe passing area
- When installing the outside unit within the outside pipe tray or at a location where it
is ok to have freezes, apply 13t.
- If you are not sure with the selection of heat insulation material, coordinate with the
supervision or HQ.
- The thickness of the above heat insulation material is based on the heat conductivity
of 0.088W/m°C.
Содержание GP-W500B6C
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