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GB
38
Configuration of connection pipe
Sheet 2. Additional refrigerant charging amount for R32
Diameter of connection pipe
mm
Indoor unit throt-
tle
Outdoor unit throttle
Liquid pipe Gas pipe Cooling only, cooling
and heating (g /m)
Cooling only
(g /m)
cooling and
heating (g /m)
ф 6 ф 9.5 or ф 12 16 12 16
ф 6 or ф 9.5 ф 16 or ф 19 40 12 40
ф 12 ф 19 or ф 22.2 80 24 96
ф 16 ф 25.4 or ф 31.8 136 48 96
ф 19 - 200 200 200
ф 22.2 - 280 280 280
NOTE:
The additional refrigerant charging amount in Sheet 2 is recommended value, not compulsory.
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