DC Inverter Multi VRF System
8
Unit:mm
Model A B C D E
VEC027N432U
VEC034N432U
VEC042N432U
980 360 790 650 395
4.2 Connection Pipe
4.2.1 Schematic Diagram of Piping Connection
Fig.4.2.1.1
4.2.2 Allowable Length and Height Difference of Connection Pipe
Y type branch joint is adopted to connect indoor and outdoor units. Connecting method is shown
in the figure below:
NOTE!
Equivalent length of one Y-type branch is 0.5m.
Piping parameters of
VEC027N432U, VEC034N432U, VEC042N432U.
Allowable
Fitting pipe
Total length (actual length) of fitting pipe
Length of farthest fitting pipe (m)
L1+L2+L3+d
st
branch to the farthest indoor pipe
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