Electrical Control Function
140
Electrical Control System
The auto fan acts as below rules:
a
b
c
d
5.0
4.0
2.5
1.0
6.0
T1-Ts
e
H
(H-L)*0.75+L
(H-L)*0.5+L
(H-L)*0.25+L
L
1.3.2.4 Condenser temperature protection
When T3>65
℃
for 3 seconds, the compressor will stop while the indoor fan and outdoor fan will continue.
When T3<52
℃
, the protection will release and the compressor will restart after 3 minutes.
1.3.2.5
Evaporator low temperature protection
When T2B<0
℃
for 250 seconds, the indoor unit has no capacity demand and resume till T2B>10
℃
.
When T2<4
℃
, the indoor has no capacity demand and resume till T2>8
℃
.
1.3.3 Heating Mode
1.3.3.1 Compressor running rules
The compressor will run at corresponding frequency according to the gross amendatory capacity demand.
Frequency
0
HEAT_F1
HEAT _F2
……
HEAT_F15
HEAT _F16
Amendatory capacity demand.
0
1
2
……
15
16
1.3.3.2 Outdoor fan running rules:
Summary of Contents for AWAU-YCZ218-H11
Page 24: ...Dimensions Outdoor Units 97 AWAU YCZ536 H11...
Page 29: ...Wiring Diagrams 102 Outdoor Units AWAU YCZ327 H11 7SP091167 AWAU YCZ327 H11 7SP091171...
Page 30: ...Wiring Diagrams Outdoor Units 103 AWAU YCZ430 H11 7SP091168 AWAU YCZ430 H11 7SP091172...
Page 31: ...Wiring Diagrams 104 Outdoor Units AWAU YCZ536 H11 7SP091169 AWAU YCZ542 H11 7SP091173...
Page 107: ...SERVICE MANUAL Multi Splits Series...
