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19
Symbol
Name
MC1,2
Compressor motor
MF1
Fan motor (indoor)
MF2,3
Fan motor (outdoor)
52C1,2
Contactor (compressor)
52F1
Contactor (fan I/D)
52F2
Contactor (fan O/D)
TB1,2
Terminal block
F1, F2
Fuse (3.15A)
Tr
Transformer
51C1,2
Over current relay (compressor)
51F1
Over current relay (fan I/D)
63H1,2
High-pressure switch
FZ
Auxiliary relay (fan)
CZ
Auxiliary relay (compressor)
30CZ1,2
Auxiliary relay (check)
30FZ
Auxiliary relay (check)
TCZ
Timer (2 sec.)
<SW>
Switch (on)
<23WA1,2>
Thermostat (room temp.)
47
Phase protector
49F1,2
Internal thermostat (fan O/D)
C03,04,11,12,14,21
,22,24
Connector
Controller connection.
Symbol
No. Function
PAC-204RC
terminal no.
1
Power (Active)
24VAC(L)
3,4 Cooling operation
COMP1, 2
5
Fan operation
FAN HI
TB2
6
Power (Neutral)
24VAC(N)
Caution,
1. To protect each Fan motor and Compressor from abnormal
current, Over current relays <51C1,2>, <51F1> are installed.
Therefore, do not change factory set value of Over current
relays.
2. This timer <TCZ> installed because the power supply breaker
may operate if two compressors start at the same time.
3. Do no change the factory set value of Timer.
ART150A
ART200A
(STANDARD)
Note : 1. The dotted lines show field wiring
2. The figure in the parentheses show field supply parts.
3. Color of earth wire is yellow and green twisting.
4. If the power supply is 380AV, change the “C03”
connector with silver color tape to red color tape
5. Refer below example about wiring mark