Size Of Outdoor Unit Pipes And Piping Methods; Allowed Length Of Refrigerant Pipe And Height Difference - Mitsubishi Electric R410A Technical Manual

Installation of Outdoor Units

3.5.1 Size of Outdoor Unit Pipes and Piping Methods

1) Size of outdoor unit pipes and piping methods
Model
MOV-76CN1-C
MOV-76HN1-C
MOV-96CN1-C
MOV-96HN1-C
MOV-120CN1-C
MOV-120HN1-C
2) Allowed length of refrigerant pipe and height difference (Fig-22)
Table 1:
Max. equivalent length of pipe (L)
Height difference between
Max. height difference
indoor unit and outdoor unit (H)
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R410A Tropical Split Type Technical Manual
Gas side
Φ22
Φ22
Φ25
Φ25
Φ28.6
Φ28.6
Outdoor unit
Max. pipe length L 50m
Indoor unit
Fig-22
Outdoor upper
Outdoor lower
Liquid side
Φ9.52
Φ9.52
Φ9.52
Φ9.52
Φ12.7
Φ12.7
76000 96000 50000 120000
Btu/h Btu/h
50m 50m
30m 30m
30m 30m
Installation