Wiring Diagram For 9K And 12K 208/230V - Carrier 38MAQB12-1 Service Manual

WIRING DIAGRAMS (CONTINUED)
CODE
CN31
CN21
CN22
CN37
CN9-1,CN32-1
CN1
CN2
CN3
CN16
CN26,CN27
CN7
U V W
COMPRESSOR
CN21
CN28 CN29 CN30 CN22
CN9-1 CN32-1
CN7
WHITE
WHITE
DC-FAN
REACTOR
Fig. 8 – Wiring Diagram for 9K & 12K 208/230V
Table 9—Outdoor Unit Control Board
Output: Pin 5&6 (12V) Pin 1-Pin 4:Pulse waveform, (0-12V)
Input: Pin3-4 (3.3V) Pin 2 (0V),Pin 1,Pin 5 (0-3.3V)
Input: Pin1 (3.3V) Pin 2 (0-3.3V)
Output: 230 VAC High voltage
Output: Connection of the high voltage
Input: 230 VAC High voltage
Input: 230 VAC High voltage
Connection to the earth
Output: Connection of the high voltage
Output: High voltage for 4-way control
Output: Pulse (0-320 VDC) for DC FAN
Output: Pulse (0-320 VDC) for COMPRESSOR
HEATER, CRANKCASE
CN33
HEATER, CRANKCASE
CN31
CN26
CN27
CN16
YELLOW
CN1
BLUE
CN3
CN2
RED
L1 L2 S L1 L2
Y/G
Y/G
L1 L2
S GND
INPUT or OUTPUT VALUE
11
OPTIONAL:
Y/G
L2
L1
Power Input