Branch Provider (BP) Unit
SiUS181305E
17
Printed Circuit Board Connector Wiring Diagram
2. Branch Provider (BP) Unit
2.1
BPMKS048A2U, BPMKS049A3U
PCB Detail
Note:
X23A and X5M are not used for BPMKS048A2U.
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, L2 (on X1M)
Terminal for power supply (60 Hz, 208 ~ 230 V)
10)E1
Terminal for ground
11)H1P (LED A)
LED for service monitor (green)
12)H2P - H5P
LED for error indication (red)
(LED 1 - 4)
13)DS2
Dip switch
X3M
X4M
X5M
F2U
E1
X22A
X21A
X20A
F2
X6M
X1M
F1
L2
L1
X90A
DS2
X23A
H1P (LED A)
H2P (LED 1)
H3P (LED 2)
H4P (LED 3)
H5P (LED 4)
N2
L2
N1
L1
3P326842-1
3P326842-2
