31
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
HIGH VOL
T
A
G
E
!
DIS
C
ONNECT
AL
L
POW
E
R BEF
O
RE
SERVICI
NG OR IN
S
T
A
L
L
IN
G
T
H
IS
UNIT
.
M
U
L
T
IPL
E
PO
W
E
R SO
UR
CES M
A
Y BE P
R
ESEN
T
.
F
A
IL
URE
T
O
DO SO
M
A
Y CAUS
E PROP
ERT
Y
DAM
AG
E,
PERSONAL
I
N
J
U
R
Y
OR DE
A
T
H
.
WIRING DIAGRAMS
DCH036*/DCH048* THREE PHASE 208-230V/3/60HZ DIRECT DRIVE
HPS
2
6
GND
/
RD
RD
2
0
8
-
2
4
0
L3
T2
208-240/3/60
T3
SEEUNIT RATING PLATE FOR TYPEAND SIZE
PU
5
BK
BL
PLF 2
OF OVER CURRENT PROTECTION
BLOWER INTERLOCK RELAY
CONTACTOR
COMPRESSOR CONTACTOR RELAY
CRANKCASEHEATER
CRANKCASEHEATER SWITCH
CONDENSER MOTOR
COMPRESSOR
DEFROST CONTROL
DEFROST THERMOSTAT
ECONOMIZER
EVAPORATOR MOTOR
FAN CAPACITOR
EQUIPMENT GROUND
HIGH PRESSURE SWITCH
HIGH VOLTAGE DEFROST RELAY
LOW PRESSURE SWITCH
LOW VOLTAGE DEFROST RELAY
LOW VOLTAGE JUNCTION BOX
FEMALE PLUG / CONNECTOR
REVERSING VALVE COIL
TERMINAL BLOCK (24V SIGNAL)
TRANSFORMER
BLOWER CAPACITOR
L3
T3
2
C
C
W H
8
L2
CM
C
BIR
C
CCR
CH
CHS
CM
COMP
DC
DFT
ECON
EM
FC
GND
HPS
HVDR
LPS
LVDR
LVJB
PLF
RVC
TB1
TR
BC
6
0
YL
RD
HVDR
RD
T1
4
C
L1
/
BK
CM
SUPPLY VOLTAGE
L1
COMPONENT LEGEND
PU
5
7
6
BL
3
F
3
PLF 1
DF2
C
3
T2
FC
YL
BR
COMP
9
DF1
T2
BK
T1
3
BL
BR
4
RD
1
SE E NOTE 4
GR
T1
T3
L2
2
C
BR
CON TRO L
BOX
R CC F
1
F
YL
OR
GR
BR
RD
W H
PU
LVJB
BL
H
T
O
R
W 2
T
Y1
T
G
Y2
A
W 1
E
M
S
O
C
R
BL
SEE NOTE 3
208-240V
YL
W H
BL
PU
GR
OR
OR
BL/PK
BL
BR
RD
BR
RD
PK
SMOKE/FIREDETECTOR
REPLACES JUMPER
208
BK
BL
BR
3 SPEED
C
BL
PU
RD
SEE
NOTE #2
1
NO
EM
M1
K1
G
BL
XFMR-C
XFMR-R
R
PU
EBTDR
SPEED
NC
GR
240
BK
M2
BL
UP
TR
COM
24V
BK
BC
RD
BK
RD
K1
3
2
C
BR
PU
BL
BK
RD
PU
BK
PU
OR
RD
RVC
BK
RD
DFT
BR
W H
BK
BK
BK
PU
EM
BR
EBTDR
BL
RD
OR
Y1
YL
W
BL
G
R
OR
W
NO ECONOMIZER
G
OR
YL
RD
Y2
Y1
PK
WH
W
R
RD
WH
GR
C
O
R
YL
O
GR
Y1
G
WH
WITH ECONOMIZER OPTION
C
GR
THERMOSTAT
FIELD WIRING
BL
C
O
2 STAGECOOLING
TB1
G
R
W
Y
C
O
TB1
TB1
Y
W
O
R
G
C
W
Y2
G
R
C
O
Y1
STAT
STAT
STAT
BL
BK
PU
T1
BK
T3 T2
RD
YL
COMP
ALTERNATE
MOTOR
6-WIRES
SEE TABLE 1
BC
3 SPE ED
BL
EM
RD
BK
BR
RD
PU
NOTES:
1. REPLACEMENT WIRE MUST BE SAMESIZE AND TYPE
INSULATION AS ORIGINAL (AT LEAST 105°C) USE
COPPER CONDUCTOR ONLY.
2. TO CHANGE EVAPORATOR MOTOR SPEED MOVE M1 OR
M2 WIRE TO COM TERMINAL ON EBTDRAND PLACE WIRE
REMOVED FROM COM ON EMPTY M1 OR M2 TERMINAL.
3. FOR 208V TRANSFORMER OPERATION MOVE BK WIRES
FROM TERMINAL 3 TO TERMINAL 2 ON TRANSFORMER.
4. USE COPPER CONDUCTORS ONLY
++
USE N.E.C. CLASS2 WIRE
5. ECONOMIZER PLUG LOCATED IN THE RETURNAIR
COMPARTMENT. REMOVE MALE PLUG AND ATTACH
FEMALE PLUG TO ECONOMIZER ACCESSORY.
6. DIAGRAMSHOWS FACTORY SPEED TAP SETTINGS.
7. CRANKCASE HEATER AND CRANKCASE HEATER SWITCH
FACTORY EQUIPPED WHEN REQUIRED.
8. COMMON SIDE OF CONTACTOR CAN NOT BE GROUNDED
OR CONNECTED TO ANY OTHER COMMON (24V).
TABLE 1
ALT ER NATE MO TO R W IRING
TABLE 2
SPEE D TAPS
COLOR
RD
BK
BL
PU
RD
BL
BK
LOW
MED
HIGH
1
3
2
BIR
CHS
CH
RD
LPS
LOW VOLTAGE
LINE VOLTAGE
FIELDWIRING
LOW VOLTAGE
OPTIONAL
HIGH VOLTAGE
FACTORY WIRING
HIGH VOLTAGE
BL/PK BLUE WITH PINK STRIP
YL/PK YELLOW WITH PINK STRI
GR GREEN
WIRE CODE
BL BLUE
PU PURPLE
PK PINK
WH WHITE
BK BLACK
RD RED
BR BROWN
OR ORANGE
YL YELLOW
YL
BL/PK
CH
GR
BK
BK
BK
RD
RD
CHS
RD
BK
RD
YL
SEE NOTE 7
PU
YL/PK
YL/PK
PU
PU
TB 1
YL
PU
1
BK
8
7
9
TR
PLF2
24 V
C
HP S
6
3
1
2
SEE NOTE 5
8
4
9
7
6
PLF
5
R
R
C
XFMR
G
EBTDR
R
DC
DFT
Y
C
R
RVC
CNT
R-PS1
PS2
R
W
O
R-DFT
O-RV
C-RV
DFT
LPS
BR
7
8
9
R
O
G
C
Y1
W1
W2
S2
S1
R
O
G
C
Y1
W1
W2
Y2
S2
S1
S2
S1
RD
BR
BR
PK
BL
Y2
Y2
20 8-240/3/60
0140 L0290 5-B
EQU IP MEN T
GRO UN D
FIE LD GR OUN D
FIE LD SP LIC E
SW IT CH (TEM P)
IGNI TER
SW ITCH ( PR ES S.)
OVERC U RR EN T
PRO T . DEV IC E
JUN C T IO N
T ER M IN AL
IN TER NA L TO
IN TE GR ATE D
C ON TRO L
PLU G
C ON NEC TIO N
++
++
++
OPTIONAL
LOW VOLTAGE
TERMINATION
COM (EBTDR)
M1 (EBTDR)
M2 (EBTDR)
PIN 1(24VXFMR)
PS2
C
C
R
C
Y
Y
R
-P
S
1
R
-D
F
T
D
F
T
0
CNT
CC R
HV DR
LVD R
W
C-RV
0-RV
0
D
F
2
D
F
1
R
D C
SE
E N
O
T
E
8
SEE NOTE 7
SEE NOTE 7
5 4
THERMOSTAT
Содержание DCC048 SERIES
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