AC MGA0800/A1 User Manual

7
to r short circuit of the return air, and poor cooling effect, etc.;
3) carrying or moving the air conditioner should be careful to avoid colliding it and scratching
its surface coating;
3.3 Electrical installation
（1） Power input port
Item
Port
Definition
Live
L
power input cable L
Null
N
power input cable N
Earth
PE
Earth line
（2） Alarm output and signal input port
Item
Port
Definition
+ RS485 communication interface
RS485A
RS485 communication ports (+)
- RS485 communication interface
RS485B
RS485 communication ports (-)
The public alarm dry nod (NO)
NO
It is normally open if no alarm
The public alarm dry nod (COM)
COM
common port
The public alarm dry nod (NC)
NC
It is normally close if no alarm

AC MGA0800/A1 Specifications

General

Brand	AC
Model	MGA0800/A1
Category	Air Conditioner
Language	English