Restrictions On Refrigerant Pipe Size - Mitsubishi Electric PUHY-M200YNW-A1 Service Handbook

[2-10 Restrictions on Refrigerant Pipes ]
2-10-2

Restrictions on Refrigerant Pipe Size

(1) Diameter of the refrigerant pipe between the outdoor unit and the first branch (outdoor unit pipe
size)
Outdoor unit set name
(total capacity)
200 model
250 model
300 model
350 model
400 model
450 model
500 model
*1. Use ø28.58 [1-1/8"] pipes for EM300 models.
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Liquid pipe size (mm) [inch]
ø9.52 [3/8"]
ø9.52 [3/8"]
ø9.52 [3/8"]
ø12.7 [1/2"]
ø12.7 [1/2"]
ø15.88 [5/8"]
ø15.88 [5/8"]
Gas pipe size (mm) [inch]
ø22.2 [7/8"]
ø22.2 [7/8"]
*1
ø22.2 [7/8"]
ø28.58 [1-1/8"]
ø28.58 [1-1/8"]
ø28.58 [1-1/8"]
ø28.58 [1-1/8"]
BS_02_E