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Layout drawings
Layout drawing of the supply unit
This is an example layout drawing of a supply unit with an auxiliary control cubicle,
incoming cubicle and supply module cubicle.
Description
1.
Auxiliary control cubicle. Contains control unit (BCU), and auxiliary control devices such as auxiliary
voltage transformer, circuit breakers, terminal blocks for the control wirings etc.
2.
Incoming cubicle
3.
Supply module cubicle
4.
Input power cable connection point
5.
PE busbar
6.
Main switch-disconnector
7.
Main AC fuses
8.
Main contactor
9.
Diode supply module
10. Diode supply module fan
11.
Cooling fan in incoming cubicle (for AC fuses and other devices)
1
2
11
8
7
6
4
5
Cabinet construction 47
3
9
10
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