Wiring Diagram - Three Phase (Demand Defrost) - York THGD Series Installation Manual

LEGEND
AS
CAP - CAPACITOR
CC
CCH - CRANKCASE HEATER
HPS - HIGH PRESS SWITCH
HS
LS
LPS - LOW PRESS SWITCH
RV
SC
SR
5
FAN
CAP
CCH
HS
FIGURE 16: Wiring Diagram - Three Phase (Demand Defrost)
Johnson Controls Unitary Products
COLOR CODE
- AMBIENT SENSOR BLK - BLACK
BLU - BLUE
- CONTACTOR COIL BRN - BROWN
BR/WH -
BROWN/WHITE
- HEATER SWITCH GRN - GREEN
- LIQUID SENSOR GRY - GREY
ORG - ORANGE
- REVERSING VALVE PUR - PURPLE
- START CAPACITOR RED - RED
- START RELAY WHT - WHITE
YEL - YELLOW
HIGH VOLTAGE FACTORY WIRING
LOW VOLTAGE FACTORY WIRING
OPTIONAL WIRING
FIELD WIRING, LINE VOLTAGE
460V FAN RELAY WIRING
FAN MOTOR
GRN
GND
BRN
S C
RED
R
3 6 4 2
FAN
RELAY
(460V)
COMPRESSOR
4
T3
T1
T2
CONTACTOR
USE COPPER
CONDUCTORS
ONLY
208/230 VAC 60 HZ 3 PHASE SUPPLY
460 VAC 60 HZ 3 PHASE SUPPLY
380/415 VAC 50 HZ 3 PHASE SUPPLY
DANGER - SHOCK HAZARD
TURN OFF ELECTRICAL POWER BEFORE SERVICING
TO PREVENT POSSIBLE DAMAGE TO THE EQUIPMENT
AND POSSIBLE PERSONAL INJURY.
TO PREVENT ELECTRICAL SHOCK OPEN REMOTE
DISCONNECT SO ELECTRICAL SUPPLY TO HEAT
PUMP IS SHUT OFF.
COMPONENTS SHOWN IN DASH LINES
1
ARE OPTIONAL.
WIRING MUST CONFORM TO
2
NATIONAL AND LOCAL CODES.
IF ANY OF THE ORIGINAL WIRE SUPPLIED
WITH THIS UNIT MUST BE REPLACED, IT
3
MUST BE REPLACED WITH 105
THERMOPLASTIC OR ITS EQUIVALENT.
WHERE POWER SUPPLY HAS ONE (1) 240
VOLT CONDUCTOR AND ONE (1) NEUTRAL
4
CONDUCTOR, CONNECT L2 OF CONTACTOR
TO NEUTRAL.
FAN RELAY AND WIRES LABELED 460V
5
ONLY USED ON 380/415V OR 460V
HPS
YEL
BLK
PNK
1
PLUG
BLK (208/230V)
YEL (460V)
BLK (208/230V)
BLK (460V)
AS
A
WHT
7 AMB
B
WHT
AMBG
BLU
COILG
BLU
COIL
LS
GRY
CC
BLK
SEE UNIT INSTALLATION INSTRUCTIONS
FOR LOW VOLTAGE TERMINATIONS
CAUTION
C
HTS LPS
BRN
PNK
ODF ODF
M
YEL
PNK
PS
BRN
DEFROST
PNK
PS
CONTROL
BLK
RV
BLK
RV
RV
407154-UWD-B-0412
835961-UIM-D-0213
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