GMV5 Compact Series VRF Outdoor Unit
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4.2 Piping Design
4.2.1 The Branch of the Connection Pipe
The connection pipe between indoor unit and outdoor unit uses “Y” type branch, as shown in Fig.5.
Fig.5 Schematic diagram of piping connection
4.2.2 Allowable Pipe Length and Drop Height among Indoor and Outdoor Units
Fig.6 Allowable pipe length and drop height among indoor and outdoor units
The equivalent distance of indoor units manifold is 0.5m.
Height difference between outdoor and indoor unit: H
Height difference among indoor units:
h<=15m
The first
manifold
of indoor
units
Length of farthest fitting pipe: L≤120m
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