Gree GMV series User Manual

GMV DC Inverter VRF
15
4.3.3 Allowable pipe length and drop height among indoor and outdoor units
Y type branch joint is adopted to connect indoor and outdoor units. Connecting method is
shown in the figure below.
Remark: Equivalent length of one Y-type manifold is about 0.5m (1-3/4ft.).
Unit: m (ft.)
Fig.22
L10: Length from the first branch to the farthest IDU;
L11: Length from the first branch to the nearest IDU;
Equivalent length of branch of IDU is 0.5m (1-3/4ft.).
.
R410A Refrigerant System
Allowable Value m(ft.)
Fitting Pipe
Total length (actual length) of fitting pipe
≤1000(3280-3/4)
L1+L2+L3+L4+…+L9+a+b+…+i+j
Length of farthest
fitting pipe m(ft.)
Actual length
≤165(541-1/4)
L1+L6+L7+L8+L9+j
Equivalent length
≤190(623-1/4)

Gree GMV series Specifications

General

Type	Variable Refrigerant Flow (VRF)
Compressor Type	Inverter Scroll Compressor
Refrigerant	R410A
Energy Efficiency	High Efficiency
Control	Centralized control, individual control
Operating Temperature Range (Heating)	24°C
Noise Level (Indoor Unit)	19 - 45 dB(A)