Supply unit control devices
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The following figure shows examples of the door control devices of the IGBT supply unit.
The selection and exact location of control devices varies in different deliveries. The purpose
of the devices is explained in the following sections.
Door switches and devices for frame R8i cabinet (limited scope version)
1
Main switch-disconnector / breaker
2
Auxiliary voltage switch
3
Grounding switch
4
Charging switch
5
Operating switch
6
Emergency stop button
7
Voltage meter
8
Selector switch for voltage meter
9
Current meters
10
Tripping button for the supply breaker
11
The ACS-AP-W control panel
12
Ground fault indication
13
E-stop reset button
14
Electrical on/off push button
Operation principle and hardware description 31
9
7
8
14
5
13
12
10
6
2
11
4
3
1