DC Switchgears 600...3300 V. Single-line diagram
| Type of cubicle |
Designation |
| Cathode |
For traction substation rectifier cathode circuit switching and protection |
| Line |
For the line supply circuits switching and protection |
| Reserve, Stand-by |
For the line supply circuits switching and protection as a backup unit for line switchgear |
| Sectioning |
For busbars sectioning |
| Earthing |
For operating busbar earthing |
| Reactor |
For exhaust reactor connection to power circuit |
| Negative |
For closing and opening of negative line dead sections
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