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7
Charging controller (part of option +F286, A11)
8
Charging mechanics (part of option +F286)
9
Charging resistors (obscure, R10.x)
10
Swing-out frame
The drawing below shows the components of the brake chopper cubicles with top entry and
exit of cables (shrouds removed).
1
2
3
4
A
Doors closed
B
Doors open
1
DC switch/disconnector handle (part of option
+F286, Q11)
2
Charging circuit switch fuse handle (part of op-
tion +F286, Q10)
A
5
Operation principle and hardware description 19
20
Incoming resistor connection busbars (R1.2,
R2.2 R3.2)
21
Outgoing resistor connection busbars (behind
cooling fan, R1.1, R2.1 R3.1)
22
Cooling fan (G115)
6
7
8
9
10
11
12
13
14
15
16
17
18
19
12
Swing-out frame
13
CIO-01 I/O module for fan monitoring (A115)
14
BCU control unit (A41)
15
Heat exchanger (between the module and the
cooling fan)
B
20
19
21
22
23
18
17
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