Wiring Diagram For 30K 208/230V - Carrier 38MAQB12-1 Service Manual

WIRING DIAGRAMS (CONTINUED)
DRIVER BOARD
CODE
COMP
FM1
HEAT
H-PRO
L
L-PRO
SV
T P
T 3
T 4
CODE
CN1、CN2 Input: 230V High voltage
S Output: Connection of the high voltage
CN11、CN12 Output: Pulse (0-320V) for DC FAN
CN33 Input: Pin 1 (5V) Pin 2 (0-5V)
CN3、CN22 Output: High voltage for 4-way control
CN4、CN40 Output: 230V High voltage for HEATER 1
CN10、CN44 Output: 230V High voltage for HEATER 2
CN8 Input:Pin 3-4 (5V) Pin 2 (0V),Pin 1,Pin 5 (0-5V)
CN9 Input:Pin 1~3 (0V) Pin 2~4 (0-5V)
CN51 CN52 Output: Connection of the high voltage
U V W Output: Pulse (0-380V) for compressor
BLACK
RED
COMP
BLUE
7
W
BLACK
V
RED
U
BLUE
RED
CN54
The electric heating
belt of compressor
BLUE
CN51
BLACK
CN53
HEAT2
BLUE
CN52
T3
T4
YELLOW
YELLOW
L
PART NAME
COMPRESSOR
OUTDOOR DC FAN
CRANKCASE HEATING
HIGH PRESSURE SWITCH
PFC INDUCTOR
LOW PRESSURE SWITCH
4-WAY VALVE
EXHAUST
TEMPERATURE SENSOR
CONDENSER
TEMPERATURE SENSOR
OUTDOOR AMBIENT
TEMPERATURE SENSOR
Fig. 11 – Wiring Diagram for 30K 208/230V
Table 12—Outdoor Unit Control Board
TP
CN33
CN3
SV
CN4
HEAT1
CN10
CN22
CN40
CN44
The electric heating
belt of chassis
H-PRO
BLACK
CN5
L-PRO
CN6
7
RED
INPUT or OUTPUT VALUE
14
Applicable to the units
adopting DC motor only
Y/G FM1
CN12 CN11
YELLOW
BLACK
RED
P-1
Y/G
L2 S L1 L2