Case Study - Gree DC Inverter Multi VRF Service Manual

DC INVERTER MULTI VRF

6.5 Case Study

Take one floor of an office building for example to illustrate wiring and debugging of the centralized control system. In
this floor, there are 2 assembly rooms, 8 offices and 1 monitor room. Refer to the following illustration for its plane structure.
1 Instruction to Distribution of Unit and Installation of Equipment
This office building has been installed with 2 sets of GMV units, as shown in the table below.
Name Models
GMV(L)-Pd160
Unit1
W/NaB-K
GMV-R620W4/
Unit 2
D
Quantity of
required Quantity of
communicati indoor
on modules units
(pinboard)
12
1 0
20
2 2
Corresponding rooms of indoor units
Address of
Room communication
module
Office 1
Office 2
Office 3
01
Office 4
Office 5
Office 6
Address of
Room communication
module
Office 7
02
Office 8
Assembly
room 1
03
Assembly
room 2
CONTROL
Address of
indoor unit
1 2
3 4
5 6
7 8
9 10
11 12
Address of
indoor unit
1,2
3,4
1 2 3 4
5 6 7 8
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