Covers power supply equipment for signalling installations — rectifiers, battery chargers, and protection systems against lightning and voltage surges, which pose a real risk to exposed signalling and telecom equipment along the track.
Key Points
- Lightning and surge protection is a genuine practical necessity for trackside equipment, not just theoretical — exposed cables and masts are frequent lightning strike points.
Content Status
Draft note, grounded in real official syllabus text found via research but not yet cross-checked against the primary RBE PDF directly. Treat as study-aid only until verified.