Outline of the piping plan
System Limitations
Length of Refrigerant Piping and Permissible Differences in Elevation (Applicable to Individual or
Series Installation)
Y-branch method
Item Range
Capacity ratio of indoor unit to outdoor unit 50 ~ 130 %
Minimum capacity of accessible indoor unit 2.3 kW
Maximum number of accessible indoor unit
(by mode)
25units(45 kW) / 31units(56 kW)
/ 39units (71 kW) / 50units(90 kW)
/ 56units(101 kW) / 62units (112 kW)
/ 70units(127 kW) / 78units(142 kW)
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