Carrier 38MAQB24-3 - Wiring Diagram for 30 K 208;230 V

14
WIRING DIAGRAMS (CONTINUED)
COMP
FM1
D
RAOB
N
IA
M
U
V
W
Y
/G
Y/G
L
L-PRO
T3
T4
CODE PART NAME
COMPRESSOR
HEAT
4-WAY VALVE
COMP
H-PRO
L-PRO
LOW PRESSURE SWITCH
HIGH PRESSURE SWITCH
3
T
4
T
CONDENSER
TEMPERATURE SENSOR
OUTDOOR AMBIENT
TEMPERATURE SENSOR
CRANKCASE HEATING
H-PRO
SV
L
PFC INDUCTOR
Y/G
TP
PT
EXHAUST
TEMPERATURE SENSOR
RED
BLACK
V
U
CN19
CN51
CN55
W
BLACK
DRIVER BOARD
RED
7
7
YELL OW
BLUE
P-1
Applicable to the units
adopting DC motor only
FM1
OUTDOOR DC FAN
CN53
CN3
CN4
CN10
CN40
CN22
CN44
CN8
CN9
CN7
2
N
C
1
N
C
CN5
CN54
CN52

CN33
CN6
SV
W
AY1
HEAT2
HEAT1
CN12 CN11



BLACK
RED
BLUE
BLUE
BLUE
YELL OW
RED
BLACK
RED
BLACK
-;,
L2
72,1'22581,7
32:(56833/<
<*
L2
S
L1
/
5('
5('
%/$&.
YELLOW
S
%/$&.
<(//2:
The electric heating
belt of compressor
The electric heating
belt of chassis
Fig. 11 – Wiring Diagram for 30K 208/230V
Table 12—Outdoor Unit Control Board
CODE INPUT or OUTPUT VALUE
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