Wiring Instructions; Wiring Ports; Power Supply; Connection Method Of Multi-Vrf(Can Network) - Gree CE52–24/F(C) Owner's Manual

Centralized Controller
Cord type
Two_core
twisted pair
(3)Never install the centralized controller in the following places:
1) Places with corrosive gas or serious dust, salt mist or oil smoke.
2) Wet and damp places, with direct sunlight.
3) Places near high temperature objects or places where units might be splashed
by water.
3.2

Wiring Instructions

3.2.1

Wiring Ports

Port print
G1, G2
CAN comm.
Meaning
3.2.2

Power Supply

(1)The centralized controller shall use independent power supply.
(2)The range of input voltage: 100～240 VAC; Frequency range: 50/60Hz
(3)Select power cord according to the following table. Never use the power cord that
is not in compliance with instructions of this manual.
Cord type
Single-cord soft conductiveunsheathed
cord (60227 IEC 08)
3.2.3

Connection Method Of Multi-VRF(CAN Network)

There are three methods to connect centralized controller with the air conditioning
system.
Cord size
(mm2)
five
24AWG
（2×0.6mm）
F1, F2
fire alarm port
port
Cord
standard
When the communication distance
exceeds 800m,the need to
TIA/EIA-
increase the photoelectric isolation
568-A
A2, B2
【reserved
port】
Cord standard
IEC 60227-3:2007
4
Note
repeter
A3, B3 L, N
Umatch unit Power
port port
Cord size
(mm )
2
1.5