remote control equipment - Indian Railways Institute of Electrical ...

4.0 Switching Stations
a) Switch Yard-check
1. For vegetation and spreading of Pebbles.
2. Painting of fencing & equipments.
3. Condition of cable trenches & trench cabins.
b) Interrupters:
check
1. Control box gaskets for water & dust tightness.
2. Operation by local 8; remote control
3. Operating mechanism for smooth operation.
4. Oil level & leakages.
5. Interlocking of Interrupters & undo voltage relay operation at SP.
c) PT & AT
check
1. Leakage of oil Isolator check 1 Locking' arrangements.
2. For correct alignment of blade tips, in the fixed contact jaws &
alignment of arcing horns.
e) Battery charger & Batteries:
check
1. Acid level
2. Presence of sedimentation.
3. Specific gravity & voltage of pilot cells.
4. Presence of sulphation & tightness of inter-cell connectors.
5. Size of fuses of batten, charger.
6. Voltmeter & ammeter readings.
f) Earthing:
check
1. Soundness of earth connection to each electrical equipment &
structures.
2. Last recorded earth resistance readings.
g) General
check
1. Availability of fire buckets, respiration chart. First Aid box. Tools &
Plants.
2. Inspection Register and remarks made therein.
3. History sheets of various equipments.
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