| Incoming: SM6-IM |
| - 1 Switch and earthing switch 24kV 630A 25kA/s |
| - Three-phase busbars 630A |
| - Bottom cable connection single core/phase |
| - Voltage presence indicator |
| - 3xSurge arrester 24kV |
| - Gas pressure indicator - analog manometer |
| - 50W 220VAC heating element. |