Daikin DCH048 Series Service Instructions Manual page 43

UNIT WIRING DIAGRAMS
BL
RD
OR
BK
BL
BL
L2
L1 L3
GR
C
T1 T2 T3
BC
RD OR
BK
EM
L1
SUPPLY VOLTAGE
400/3/60
T2
C
T1
T1
COMP
T3
L1 L2 L3
PM
BC
EM
EBTDR
R
Yout
P P
4
L L
F F
5
1 1
6
O O
S1 S1 S2 S2
Wiring is subject to change. Always refer to the wiring diagram on the unit for the most up-to-date wiring.
BR
RD
RD
GR BR
G
EBTDR
NO
R
K1
XFMR-R GR
XFMR-C COM
RD
K1
C
NC
SPEED
M1 M2
PU
UP
PK
PK BL
RD
C
L1 L2 L3
PM
RD
BK
OR
RCCF
PK
L3
L2
C
C T3
T2
C
R C C F
F
CM
BC
BC
400V
1 3
TR
24V
R C
G
BC
EBTDR
Y C
EBTDR
PM
LPS
C
HPS
PLF2
9 8 7
6 5 4
3 2 1
R R W2 W2 W 1 W 1 Y2 Y1 Y1 G G C C
++
SEE NOTE 3
THERMOSTAT
RD
BK
BL
1 3
40 0
C
RD
PK
24V RD
BL
BL
OR
RD
BK
BL
BK
BR
PU
WH
3 6 9
F
2 5 8
BR
1 4 7
PU
PLF 1
BL
PK
PU BK
BR
CM
COMPONENT LEGEND
BC
BLOWER CONTACTOR
C CONTACTOR
CM
CONDENSER MOTOR
CMR
CONDENSER MOTOR RELAY
COMP
COMPRESSOR
DC DEFROST CONTROL
DFT
DEFROST THERMOSTAT
ECON ECONOMIZER
EBTD
ELECTRONIC BLOWER TIME DELAY
EMR
EVAPORATOR MOTOR RELAY
R
RELAY
EM EVAPORATOR MOTOR
FC FAN CAPACITOR
GND EQUPIMENT GROUND
HPS
HIGH PRESSURE SWITCH
HVDR
HIGH VOLTAGE DEFROST RELAY
LPS
LOW PRESSURE SWITCH
LVDR
LOW VOLTAGE DEFROST RELAY
LVJB LOW VOLTAGE JUNCTION BOX
PB
POWER DISTRUBTION BLOCK
PLF FEMALE PLUG / CONNECTOR
PM
PHASE MONITOR
RVC
REVERSING VAVLE COIL
RCCF RUN CAPACITOR FOR
COMPRESSOR AND FAN
TB1 TERMINAL BLOCK (24V SIGNAL)
TR
TRANSFORMER
NOTES:
1. REPLACEMENT WIRE MUST BE SAME SIZE AND
TYPE INSULATION AS ORIGINAL (AT LEAST 105°C)
USE COPPER CONDUCTOR ONLY.
2. USE COPPER CONDUCTORS ONLY
++ USE N.E.C. CLASS 2 WIRE
3. ECONOMIZER PLUG LOCATED IN THE RETURN AIR
COMPARTMENT. REMOVE MALE PLUG AND ATTACH
FEMALE PLUG TO ECONOMIZER ACCESSORY.
SEE UNIT RATING PLATE FOR TYPE AND SIZE
OF OVER CURRENT PROTECTION
400/3/60 0140L06192-A
DCC072XXX6BXXX**
BK BK
RD
RD
BL
T3
L3
L2
T2
YL
OR
C
BK
L1
T1
BK
SEE
RD
NOTE 2
YL/PK
BK
GND
RD
GR
9
PLF 2 3 6
PU
2 5
4
1
YL
BL
YL
OR
LVJB
YL Y1
PU
Y2
RD
R
RD
GR G
GR
WH W1
BR
W2
BL
C
BL
OR
O
PK
RD
PK
S1
PK
BR
+
CONTROL BOX
YL
+
YL
BK
YL/PK
RD
BL/PK
T3
T1 T2
LPS
HPS
COMP
FACTOR Y WIRING
LINE VOLTAGE
LOW VOLTAGE
OPTIONAL
HIGH VOLTAGE
FIELD WIRING
HIGH VOLTAGE
LOW VOLTAGE
WIRE CODE
BK BLACK
BL BLUE
BR BROWN
GR GREEN
OR ORANGE
PK PINK
PU PURPLE
RD RED
WH WHITE
YL YELLOW
BL/PK BLUE WITH PINK STRIP
YL/PK YELLOW WITH PINK STRIP
THERMOSTAT
FIELD WIRING
NO ECONOMIZER
W
WH
G
GR
R
RD
Y1
YL
Y2
C
BL
O
OR
TB1
WITH ECONOMIZER OPTION
W
WH
G
GR
R
RD
Y1
YL
Y2
C
BL
O
OR
TB1
2 STAGE COOLING
W
WH
G
GR
R
RD
Y1
YL
Y2
PK
C
BL
O
OR
TB1
4
0
0
/
3
/
6
0
T
H
E
R
M
O
S
T
A
T
S2
W
G
R
Y
C
O
STAT
W
G
R
Y
C
O
STAT
W
G
R
Y1
Y2
C
O
STAT
43