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WIRING DIAGRAMS
FZ0
FZ1
30
CZ
FZ0
30
CZ
30
CZ
FZ1
CZ
52C
(3MIN)
TM
52C
FZ1
CH
PR-10YC ···60A
MF2
INTERNAL
PROTECTOR
11
PR- 8YC ···50A
7
51F1
CIRCUIT BREAKER
(FIELD SUPPLY)
MC
INTERNAL
PROTECTOR
C
51
1
51C
3
2
1
51F2
3
26L
23
WA
CZ
WHITE
TB2
BLACK
RED
51F1
MF1
WHITE
RED
52F
TB2
T1
T2
S1
S2
R1
R2
RED
RED
RED
WHITE
WHITE
BLACK
BLACK
BLACK
BLACK
F
52C
WHITE
(3.15A)
BLACK
WHITE
RED
BLACK
RED
BLUE
WHITE
RED
TB1
L1
L2
L3
N
PE
F
Power Supply
50Herts
380~415Volt
3Phase
<SW2>
51C
MF2
<23WA>
30CZ
51F1, 2
Name
Symbol
TM
Tr
TB1~4
<SW1>
FZ0·1
CZ
<RL>
<GL>
F
26L
CH
MC
MF1
52C
63H
52F
52F
12
TB3
11
TB3
52C
CZ
TM
(3.15A)
F
5
RL
51F2
AC
220~
240V
AC
24V
Tr
3
TB4
TB4
SWITCH BOX
(FIELD SUPPLY)
1
SW1
SW2
246
GL
63H
TB3
12
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<51C>,<51F1,2>are installed.
Therefore,do not change factory set value of these Over current relays.
2.To protect the compressor from frequently "ON-OFF" ,timer<TM>is
installed. Therefore,do not change factory set value of this timer.
PR- 5YC ···40A
Thermostat(freeze protection)
Fan motor (in door)
Fuse
Transformer
Crankcase heater
Contactor (fan I/D)
Over current relay (fan I/D,O/D)
Contactor (compressor)
Fan motor (out door)
Over current relay(compressor)
High-pressure switch
Terminal block
Thermostat (room temp.)
Timer (anti short cycle)
Lamp (operation)
Lamp (check)
Switch (off)
Switch (on)
Auxiliary relay (check)
Auxiliary relay (compressor)
Auxiliary relay (fan)
Compressor motor
15
8,20YC ONLY
PR-5, 8, 10YC (STANDARD)