20
H1
X1
X3X2
X4
H2
BLK
BLK
CCH
E
48HC500013
T1
T3
T2
BLK
YEL
BLU
COMP
BLK
YEL
BLK
BLK
BLK
YEL
BLK
YEL
11 21
13 23
C
C
BLK
YEL
TO INDICATE COMMON POTENTIAL
ONLY: NOT TO REPRESENT WIRING
MARKED WIRE
LEGEND
X
TERMINAL (MARKED)
TERMINAL (UNMARKED)
X
X
TERMINAL BLOCK
SPLICE
SPLICE (MARKED)
FACTORY WIRING
FIELD CONTROL WIRING
FIELD POWER WIRING
ACCESSORY OR OPTIONAL WIRING
NOTES
1. IF ANY OF THE ORIGINAL WIRE FURNISHED MUST BE REPLACED.
IT MUST BE REPLACED WITH TYPE 90 C WIRE OR ITS EQUIVALENT.
2. COMPRESSOR AND FAN MOTORS ARE THERMALLY PROTECTED.
THREE PHASE MOTORS ARE PROTECTED AGAINST PRIMARY SINGLE
PHASING CONDITIONS.
3. TRAN IS WIRED FOR 575V UNIT.
4. USE COPPER, COPPER CLAD ALUMINUM OR ALUMINUM CONDUCTORS.
5. USE COPPER CONDUCTOR ONLY.
6. DO NOT DISCONNECT POWER PLUG OR SIGNAL WIRE WHILE UNDER
LOAD.
7. THESE FUSES ARE MANUFACTURED BY COOPER BUSSMANN,
P/N - FNQ-R-4.
8. THESE FUSES ARE MANUFACTURED BY COOPER BUSSMANN,
P/N - FNQ-R-1.
9. VFD USER KEYPAD CONNECTED TO THE DRIVE FOR SHIPPING
PURPOSES.
CIRCUIT BOARD TRACE
TRAN
RED
TO 24V
SCHEMATIC
48LC POWER 575-3-60 3-5 TON
575
IDM
CAP 3
QT
BLK
YEL
YEL
BRN
BLK
BRN
YEL
L1
L3
L2
PMR
(ACCY)
BLK
YEL
BLU
YEL
BLK
68
24
IDMR
YEL
24V
BRN
24V
GRN/YEL
CB
3.2 AMPS
C
L
G
N
YEL
GRN/YEL
BLK
BRN
DIRECT
DRIVE
5
4
3
2
1
(NOTE 6)
IFM
YEL
460V
BLK
TRAN2 (DD ONLY)
1
2
BLK
3
4
BLK
RED
YEL
575V
FU
FU
4 AMP
4 AMP
BLK
YEL
SEE NOTE #7
BLK
4
2
86
CCHR
BLK
BLK
IFTB
WHT
BLK
FIOP
NON-POWERED
CONVENIENCE
OUTLET
115V
FIELD
SUPPLY
GR
SEE NOTE #5
MAXIMUM WIRE
SIZE 4 AWG
BLK
YEL
BLU
EQUIP
GR
L1,L2,L3 WIRES
ARE FACTORY
WIRES WITH
HACR/DISCONNECT
FIOPS
FIELD
POWER
SUPPLY
T1
T2
T3
L1
L2
L3
DISCONNECT
EQUIP GR
HACR
FIOP
1/0 MAX
WIRE SIZE
SEE NOTE 5
FIOP
1/0 MAX
WIRE SIZE
SEE NOTE 4
RMOC
RS
SAT
SEN
SET
SCT
SPRH
SPT
SPTO
SSP
SW
TB
TRAN
UPC
VFD
___.A
___.B
ACCY
ALM
C
CAP
CB
CCH
CCN
CIB
CLV
COFS
COM
COMP
CTB
DDC
EC
ECB
ENTH
ERV
FB
FIOP
FS
FDWN
FPT
FU
GV
HPS
HS
HUM
I
IAQ
IDM
IDR
IFC
IFM
IFTB
IGC
LAR
LAS
LDR
LEN
LPWR
LTLO
LS
LSM
MARQ
MBB
MOV
OAT
OFC
OFM
OFR
OFTB
OL
PER
PL
PMR
QT
R
RAT
RDV
RH
RLV
THERMOSTAT/IGC MARKINGS
BM
C
C-2
CM
CS
G
IF0
L1
R
R-2
RT
SS
W
W1
W2
X
Y1
Y2
GRN/YEL
BLU
WHT
LO
LOW VOLTAGE
YEL
HI
BLK
BLK
U2W1
V2V1
3
2
1
BLU
YEL
BLK
IFM
3 PH
W2
U1
VFD
PE
GRN/YEL
GRN/YEL
BLU
YEL
BLK
BLU
YEL
BLK
GRN/YEL
GRN/YEL
BLU
YEL
BLK
SEE NOTE #9
- OR -
BLK
BLK
BLU
FU
FU
1 AMP
1 AMP
BLK
BLU
SEE NOTE #8
GRN/YEL
O
F
M
C
BLU
BRN
YEL
WHT
LOW
VOLTAGE
BLK
OFM
BLU
TRAN
OFM
BLU
BLK
BLK
BLU
230V
575V
TRAN
CTB
C
X
THERMOSTAT
C
G
W2
W1
Y2
Y1
R
COMPONENT ARRANGEMENT
COFS
(FIOP)
VFD
FAN
BD
HACR/DISCONNECT
OPTION
IFTB
7220
-OR-
RTU-OPEN
CCHR
460V &
575V
ONLY
PHASE
LOSS
IFM
TDR
TRAN 2
REHEAT BOARD
OFR1
OFR2
DEHMIDIFICATION FIOP
DEHMIDIFICATION FIOP
230 200 C
BLK
YEL
460
TRAN 2
24V
BRN
RED
24V
GRN/YEL
TO 24V
SCHEMATIC
575
DEHUMIDIFICATION FIOP
MOV1
MOV3
MOV2
REMOTE OCCUPANCY
ROLLOUT SWITCH
SUPPLY AIR TEMP SENSOR
SENSOR
SET POINT OFFSET
SATURATED CONDENSING TEMP
SPACE RELATIVE HUMIDITY
SPACE TEMPERATURE SENSOR
SPACE TEMPERATURE OFFSET
SATURATED SUCTION PRESSURE
SWITCH
TERMINAL BLOCK
TRANSFORMER
UNIVERSAL PROTOCOL CONVERTER
VARIABLE FREQUENCY DRIVE
CIRCUIT A
CIRCUIT B
ACCESSORY
ALARM RELAY
CONTACTOR,COMPRESSOR
CAPACITOR
CIRCUIT BREAKER
CRANKCASE HEATER
CARRIER COMFORT NETWORK
COMMUNICATION INTERFACE BOARD
COOLING LIQUID VALVE
CONDENSATE OVERFLOW SWITCH
SIGNAL COMMON
COMPRESSOR MOTOR
CENTRAL TERMINAL BOARD
DIRECT DIGITAL CONTROL
ENTHALPY CONTROL
ECONOMIZER CONTROL BOARD
ENTHALPY
ENERGY RECOVERY VENTILATOR
FUSE BLOCK
FACTORY INSTALLED OPTION
FLAME SENSOR
FIRE SHUT DOWN
FREEZE PROTECTION TSAT
FUSE
GAS VALVE
HIGH PRESSURE SWITCH
HALL EFFECT SENSOR
HUMIDISTAT
IGNITOR
INDOOR AIR QUALITY SENSORS
INDUCED DRAFT MOTOR
INDUCED DRAFT RELAY (575V)
INDOOR FAN CONTACTOR
INDOOR FAN MOTOR
INDOOR FAN TERMINAL BLOCK
INTEGRATED GAS CONTROL
LOW AMBIENT RELAY
LOW AMBIENT SWITCH
COMPRESSOR LOADER(INTERNAL)
LOCAL EQUIPMENT NETWORK
CURRENT LOOP POWER
LOW TEMP LOCKOUT
LIMIT SWITCH
LIMIT SWITCH (MANUAL RESET)
SCROLLING MARQUEE DISPLAY
MAIN BASE BOARD
METAL OXIDE VARISTOR
OUTDOOR AIR TEMP. SEN
OUTDOOR FAN CONTACTOR
OUTDOOR FAN MOTOR
OUTDOOR FAN RELAY
OUTDOOR FAN TERMINAL BLOCK
OVERLOAD
POWER EXHAUST RELAY
PLUG ASSEMBLY
PHASE MONITOR RELAY
QUADRUPLE TERMINAL
RELAY
RETURN AIR TEMP. SEN
REHEAT DISCHARGE VALVE
RELATIVE HUMIDITY
REHEAT LIQUID VALVE
BLOWER
COMMON
COMMON (TRAN2)
COMBUSTION MOTOR
CENTRIFUGAL SWITCH
FAN
INDOOR FAN ON
LINE 1
THERMOSTAT POWER
THERMOSTAT POWER (TRAN2)
POWER SUPPLY
SPEED SENSOR
THERMOSTAT HEAT CALL
1st STAGE OF HEATING
2nd STAGE OF HEATING
ALARM OUTPUT
1st STAGE OF COOLING
2nd STAGE OF COOLING
C13388
Fig. 27 -- 48LC Power Wiring Diagram, 575V 3 Phase
48HC48LC
To Next Page
Loading...
