■
Electrical Work
Model
Power Source
Power Switch and
Wiring size
Fuse rating
220-240V ~ 50Hz
7000-9000 Btu/h
220-240V ~ 60Hz
10A
f
1.0 mm
2
115V~60Hz (UL)
220-240V ~ 50Hz
12000 Btu/h
220-240V ~ 60Hz
15A
f
1.5 mm
2
115V~60Hz (UL)
220-240V ~ 50Hz
2.5 mm
2
18000-21000 Btu/h
20A
f
1.5 mm
2
220-240V ~ 60Hz
220-230V~60Hz (UL)
f
2.5 mm
2
220-240V ~ 50Hz
24000 Btu/h
220-240V ~ 60Hz
32/20A
f
2.5 mm
2
220-230V~60Hz (UL)
220-240V ~ 50Hz
28000-30000 Btu/h
220-240V ~ 60Hz
32/25A
f
2.5 mm
2
380-420V 3N ~ 60Hz
36000 Btu/h
220-240V ~ 50Hz
45/30A
f
3.3 mm
2
380-420V 3N ~ 60Hz
25/15A
f
2.5 mm
2
NOTE
The supply voltage must be consistent with the rate voltage of the air conditioner.
■
Defrosting operation (Available for heating only).
1. Condition to start defrosting: Units will switch to defrosting
b. Unit has been running at high temperature protection
EN
mode when either of the following conditions is met.
mode* for 90 minutes. (*High temperature protection
a. Unit has been running under T3<0
o
C for 40 minutes
mode: when coil temperature of indoor unit reaches
55°C, outdoor unit will turn off external unit fan but
and T3<-3
o
C for 3 minutes.
still keep compressor running).
2. Condition to stop defrosting: Units will switch back to
T3 (°C)
Starting Defrosting Mode under condition a.
heating mode when either of the following conditions
2
is met.
1
0
5 10 15 20 25 30 35
40 45 50
Time
a. Unit has been running at defrosting mode for 10
0
Elapsed
minutes.
(min)
b. T3>20
o
C
-1
-2
Remark:
T3 is coil temperature of outdoor units.
-3
-4
40 min
3 min
-5
Heating mode
Defrosting mode
ENGLISH
15
J174_lastRev4.pmd
15
3/14/05, 3:27 PM
