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Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LK-2080AH/CH
WIRING DIAGRAM
3Ø
4WIRE
380/415V
50Hz
POWER
SUPPLY
CANNOT BE USED WHEN
USING THERMOSTAT
TERMINAL
BLOCK
ELECTRO- MECHNICAL
THERMOSTAT
REMOVE JUMP WIRE WHEN
CONNECTING FIRE ALARM
SYSTEM
TRANS
MECHANICAL
THERMOSTAT
CUT AND
REMOVE
ANTICIPATOR
(RESISTOR)
CONNECTING
WITH CONTACT
IN PARALLEL
REMOTE CONTROLLER FILLER TERMINAL 4
FILLER
TERMINAL 3
CN
CN-THERMOST
A
T
FILLER
TERMINAL 2
FILLER
TERMINAL 1
REMOVE JUMP
WIRE WHEN
CONNECTING
THERMOSTAT
BR
RD
YL
BR
RD
YL
BR
BK
WH
RD
YL
BR
BK
WH
RD
OR
AC 24V
FAN
COMP1
HEATER1
HEATER2
COMP2
AC 24V
FAN
COMP1
COMP2
HEATER1
HEATER2
(A)
(B)
HEATER
TRANS
Ry
Ry
Ry
Ry
Ry
Ry
Ry
FAN
OUT(B)
AC13V
AC24V
MAIN PCB ASM
OUT(A)
IN
FUSE
COMP(B)
COMP(A)
COMP
250V/3.15A
POWER
HUMID
BK
THERMISTOR
IN(B)
CN
THERMISTOR
IN(A)
THERMISTOR
OUT AIR
THERMISTOR
RETURN AIR
(OPTION)
LOW PRESSURE
SWITCH(A-Cycle)
LOW PRESSURE
SWITCH(B-Cycle)
BK
BK
WH
WH
3854A20052A
MOTOR
IN
BK
BK
BK
BK
BK
BK
WH
WH
RD
RD
T.P
T.P
BK
BK
BK
OR
BR
YL
YL
BR
OR
BK
BK
BK
MOTOR
OUT(A)
COMP(A)
COMP(B)
BK
BK
BK
CRANKCASE
HEATER(B)
CRANKCASE
HEATER(A)
BK
WH RD
T1 T2 T3
BK
WH RD
BK
T1 T2 T3
BK
CAPACITOR
T.P
BK
BK
BK
OR
BR
YL
YL
BR
OR
BK
BK
BK
MOTOR
OUT(B)
CAPACITOR
BR
POWER RELAY2
0
1
2
4
6
8
BK
BR
POWER RELAY3
0
1
2
4
6
8
NOTE
FIELD WIRING
FACTORY WIRING
BK:BLACK
BR:BROWN
OR:ORANGE
BL:BLUE
RD:RED
WH:WHITE
YL:YELLOW
BK
MAGNETIC CONTACT(A)
MAGNETIC CONTACT(B)
BK
WH
WH
N
3Ø
4WIRE
380/
415V
50Hz
POWER
SUPPLY
T
S
R
N
3Ø
4WIRE
380/415V
50Hz
POWER
SUPPLY
T
S
R
TERMINAL BLOCK
TERMINAL
BLOCK
WH
BK
BK
BK
BK
RD
WH RD
TERMINAL BLOCK1
EH
EH
FUSE
(5A 250V)
FUSE
(5A 250V)
WH
WH
WH
BK
BK
BK
BK
YL
TERMINAL
BLOCK2
3
4
1
2
POWER RELAY1
BK
BR
0
1
2
4
6
8
BK
WH
FIRE ALARM
USING ELECTRIC
HEATER(OPTION)
YL
WH
WH
HUMIDIFIER
G
R
1
2
Y
Y1
W2
W1
L
N
1
2
3
4
5
Summary of Contents for LK-0580AC
Page 66: ...P NO 3828A30027F AUGUST 2009 ...