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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.Not specified color of wire is brown.
5.Specification subject to change without notice.
Caution,
1.To protect each Fan motors and Compressors
from abnormal current,these Over current relays<51C1,2>,
<51F1~5>are installed.
Therefore,do not change factory set value of these Over current relays.
2.To protect the compressors from frequently "ON-OFF",timer<TM>is
installed. Therefore,do not change factory set value of this timer.
3.This timer<2>installed so that two compressors may never start at
the same time. The unit stop if the set value of the timer is changed.
C1
52
1
2
3
11 12
11 12
12
T
S
R
11
Black
T
S
R
Thermostat (room temp.)
Thermostat(freeze protection)
Timer (anti short cycle)
Timer
Lamp (operation)
Lamp (check)
26L1·2
<23WA>
<RL1·2>
<GL>
TM
2
Name
F
51C1·2
Tr1~3
CH1·2
52F1
51F1~5
52C1·2
MF2·3
MF1
MC1·2
FZ0·1
<SW1>
<SW2>
30CZ1-1, 2
CZ1·2
63H1·2
TB1~5
Fan motor (indoor)
Fuse
Transformer
Crankcase heater
Contactor (fan I/D)
Over current relay (fan I/D,O/D)
Contactor (compressor)
Fan motor (outdoor)
Over current relay(compressor)
Switch (off)
Switch (on)
Auxiliary relay (check)
Auxiliary relay (compressor)
Auxiliary relay (fan)
High-pressure switch
Terminal block
Symbol
Compressor motor
Thermostat (ambiemt temp.)
FZ0
2
GL
MF1
52
C2
52
C1
52
F
TM
CZ1
CZ2
FZ1
CZ2
FZ1
63
H2
51F3
3
1
51
26
C2
L2
CZ2-2CZ1-2
30
FZ0
50Hertz
380~415Volt
3Phase
Power supply
CH2
CH1
PR -15YC···100A
PR -20YC···125A
TM
(3MIN)
CZ2-1
30
FZ0
CZ1-1
30
L3
L2
L1
CIRCUIT BREAKER
(FIELD SUPPLY)
CZ2
L1
26
51C1
1
3
51F2
H1
63
10
CZ2
30
CZ1
30
FZ1
51F3
51F2
52
52
C1
C2
RL2
RL1
CZ2-1
CZ1-1
AC
24V
AC
220 ~
240V
Tr
23 5
4
6
8
7
1
SWITCH BOX
(FIELD SUPPLY)
F
TB4 12
11
(2SEC)
C2C1
TB4 11
TB5
TB5
CZ1
CZ1
SW
2
SW1
52
52
2
30
30
1
2
3
51F1
F(3.15A)
F
(3.15A)
52F
51F1
51C1
51C2
52C1
52C2
N
TB1
TB2
TB3
22
22
22
T
T
S
S
R
R
Blue
Black
Black
Black
Black
Black
Black
Black
Black
Black
White
White
White
White
White
White
White
White
Red
Red Red
Red
Red
Red
Red
Red
Red
Red
Red
INTERNAL
PROTECTOR
MF2
MF3
INTERNAL
PROTECTOR
MC1
INTERNAL
PROTECTOR
INTERNAL
PROTECTOR
MC2
30
TM
(3MIN)
C2
52
22
22
22
T
S
R
TB2
CZ1-2
30
CZ2-2
30
51F4 51F5
52
F3
52
F6
52
F4
52
F7
52
F2
52
F5
FZ4
FZ7
FZ3
FZ6
FZ2 FZ5
52F2~7
FZ2~7
26D1~4
Contactor (fan O/D)
Auxiliary relay (fan O/D)
TB4 12
36
25
47
25
3
6
FZ FZ
FZ FZ
FZ FZ
FZ FZ
FZ FZ
26D2
26D4
26D1
26D3
TB3
21
21
21
T
S
R
21
21
21
51F5
Red
White
Black
Tr2
52F7
52F5
Black
White
Red
52F6
11
11
11
T
S
R
51F4
Red
White
Black
Tr1
52F4
52F2
Black
White
Red
52F3
12
12
12
T
S
R
30CZ2-1, 2
Auxiliary relay (check)
TB4
Low
High
23WA
PE
PR-15, 20YC
(SPECIAL ORDER : LOW TEMPERATURE)