Control Systems
V-150
4
4
Power distribution system
4-2. Power distribution unit (MCM-B102)
3) Dimensional drawing
(1) The external dimensions of the power distribution unit
(2) PCB’s composition of the power distribution unit
Unit : mm
No. Name Description
DIP switch for software updates All set to “OFF” during software updates
A connector for software updates Software downloaded cable connection.
Connection to the communication lines (F1, F2) of indoor/outdoor units.
Connection to the communication line for watt-hour meter
(polarity check required).
Reserved
Option switch for watt-hour meter setup
Options setting for digital watt-hour meter type.
AC 220V power connection terminal 220VAC power line connection.
1
2
3
4
5
6
7
A connector for indoor/outdoor
units’ communication line
A connector for watt-hour meter’s
communication line
A connector for communication
lines for a PDIM
126.2
115
131
56.5
105
90
90
74
23
42
132
196
175
129
46
46
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