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LG RCAW - Appendix; Wiring Diagrams and Schematics

LG RCAW
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Appendix
76 Chiller Air-cooled Screw
Appendix
■ Wiring Diagram
Fig. 47
SYMBOL
Fuses
P/Box Heat dissipation fan
LEGEND
DESCRIPTION
Assist relay
C/Box Heat dissipation fan
Oil heater
Inner temperature controller
Oil seperator sol. v/v
Comp. capacity control v/v
Mid pressure air charging sol. v/v
Comp. magnetic switch 1
F1~F3
CF1
CF2
R1 R2
CCH1
THC
SV1
SV2
M2M1 M3
M1
M2
M3
Comp. magnetic switch 2 ( )
Comp. magnetic switch 3 ( Y )
Fan1A~Fan4A over current relays
Comp over current relay
Fan1A~Fan4A magnet contactors
FN1A ~ FN4A
FN1B ~ FN4B
Fan1B~Fan4B magnet contactors
OLC1
OLF1A ~ OLF4A
OLF1B ~ OLF4B
Fan1B~Fan4B over current relays
L0
Power indicator lamp
Emergency switch
SW1
HP
LP
5E
Low pressure switch
Reverse phase protector
High pressure switch
Mold option switch
R
S
T
N
RST
F3
VOLTAGE
MONITORING
(5E)
TO MAN CONTROL
UNIT
L
M
220VAC
N
2
R
1
CB
F1
L0
CF1
R1
CF2
3
3
4
START/STOP SWITCH
L
4
220VAC
LM
4
N
2
SMPS
4
2
-V+V
26 27
24VDC-P
24VDC-G
COOLER IN TEMP
COOLER OUT TEMP
COMP DISCHARGE TEMP
AMBIENT TEMP
COND OUT TEMP
26 27 10 11 1213 1415 16 17 18 19 27 26 31 32 33 34 35 36 37 38 39
40
41
42
43 44 45
27 26
REMOTE RUN
OIL FLOW OIL FLOW
OLC1 M1
M2
ANTI-FREEZING
LP HP
CHILLED WATER FLOW
HIGH-LOW DIFFERENTIAL
INT69
5E
OLF1A
OLF2A
OLF2B
FN1A
FN2A
FN2B
101
OLF1B
OLF3B
FN1B
FN3A
FN3B
104
110
102
105
111
103
106
112
EMERGENCY SWITCH
RTD1
+24V
-24V
RTD1 RTD2 RTD2 RTD3 RTD3 RTD4 RTD4 RTD5 RTD5
-(2) +(1) -(4) +(3) -(6) +(5) -(8) +(7) -(10) +(9)
24V-G IO1 IO2 IO3 IO4 IO5 IO6 IO7 IO8 IO9 I10 I11 I12 I13 I14 I15 I16
COM O01 O02 O03 O04 O05 O06 O07 O08 O09 O10 O11 O12 O13 O14 O15 O16 O17 O18 O19 O20COM
7 71 72 73 74 75 76 77 78 7 79 80 81 85
CHILLED WATER PUMP
SV1
M1
M2
M3 MV1 MV2
MV3
FN1A FN1B FN2A FN2B FN3A FN3B
FAULT
A1 A1 A1
A2 A2 A2
A1
A1
A1 A1 A1 A1
A2 A2 A2 A2 A2 A2
R2
EMRG
EMRG
47
2
HMI
UNI
T
MAIN CONTROL UNIT
Output (Primary) Output (Secondary)
Intput (Primary)
Intput (Secondary)
FAN 1B FAN 2B FAN 3B
OLF1B
4.5A
(3.5-5)
OLF2B
4.5A
(3.5-5)
OLF3B
4.5A
(3.5-5)
1L1 3L2 5L3 1L1 3L2 5L3 1L1 3L2 5L3
1L1 3L2 5L3 1L1 3L2 5L3 1L1 3L2 5L3
2T1 4T2 6T3 2T1 4T2 6T3 2T1 4T2 6T3
2T1 4T2 6T3 2T1 4T2 6T3 2T1 4T2 6T3
FN1B FN2B FN3B
FAN 1A FAN 2A FAN 3A
40
47
2
4
INTERNAL
PROTECTOR
(INT69)
11
12
2
4
1
2
OLF1A
4.5A
(3.5-5)
OLF2A
4.5A
(3.5-5)
OLF3A
4.5A
(3.5-5)
FN1A FN2A FN3
A
L1
L2
L3
M3
2T1
T2
T3
4T2 6T3
2T1
4T2 6T3
1L1
3L2 5L3
1L1
3L2 5L3
40
OLC1
107A
(100~135)
202
M1 F2
CCH1
THC
COMP
W
VU
X
Y
Z
FG
TO MAIN CONTROL UNIT
400VAC 3P 4W
M2 M1
89
32
97 98
24V 24V-G 24V
46
2
4
Transformer
R2
R2
R2
R2
301
302
303 304
301
302
304305
CCW COM
COM
CW
SV2
RCAW1008