BP Unit
SiBE18-821_C
30
Printed Circuit Board Connector Wiring Diagram
2. BP Unit
2.1
BPMKS967B2B/B3B
Connectors and
Other Parts
Note:
X23A and X5M are not used for BPMKS967B2B.
PCB Detail
1) X20A
Connector for bypass electronic expansion valve
2) X21A - X23A
Connector for electronic expansion valve for room A, B, C
3) X90A
Connector for thermistors
4) F2U
Fuse (3.15 A / 250 V)
5) X3M
Terminal for inter connecting wire to room A
6) X4M
Terminal for inter connecting wire to room B
7) X5M
Terminal for inter connecting wire to room C
8) F1, F2 (on X6M)
Terminal for transmission to outdoor unit or other BP units
9) L1, N1 (on X1M)
Terminal for power supply (50 Hz, 230 V)
10)L2, N2 (on X1M)
Terminal for power supply to other BP units
11)E1
Terminal for earth
12)H1P (LED A)
LED for service monitor
13)H2P - H5P
LED for error indication
(LED 1 - 4)
14)DS2
Dip switch
X3M
X4M
X5M
F2U
E1
3P152439-1
3P152439-2
X22A
X21A
X20A
F2
X6M
X1M
F1
N2
L2
N1
L1
X90A
DS2
X23A
H1P (LED A)
H2P (LED 1)
H3P (LED 2)
H4P (LED 3)
H5P (LED 4)
N2
L2
N1
L1
