Providing and Installation of Lightning Arrestors along with Earth Pits at Various Locations (near electrical installations at Transit House, Kargali Hospital, and Ajay Atithishala) under GM Unit, BnK Area.
Central Coalfields Limited · Kargali, Jharkhand · Electrical Equipment & Supplies · open
Key facts
- EMD: ₹3K
- Published: 04 Nov 2026
- Closing date: 16 Nov 2026
- Status: open
- Status as of: 05 Nov 2026 04:03 UTC
- Office: B&K Area
Description
Providing and installing lightning arrestors, earth pits, associated earthing and overhead-line components, and TPN tap-off boxes at various locations under GM Unit, B&K Area. The BOQ contains eight work items; quoted prices are not provided.
Eligibility & requirements
- Startup relaxation: No
- MSE relaxation: No
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Commercial terms
- Bid type: Item Rate
- Make in India (MII): No
- MSE preference: No
Line items (9)
- 2 — Qty: 3 4
- Supplying and erection of three piece nonlinear resistor type lightning arrestor suitable for 3 wire, 11KV overhead lines with rated voltage 9 KV (RMS) with a nominal discharge current rating of 5 KA and complete with galvanised clamping arrangement, G.I. bolts, nuts, washers etc. as required. — Qty: 3 Set
- Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc. with charcoal/ coke and salt as required. — Qty: 6 Set
- Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required. — Qty: 120 Mtr
- Supplying of two lengths of channel iron 75 mm X 40 mm X 6 mm (7.14 kg per metre) double pole cross arm for three wire 11KV over head line conductors complete with through bolts and nuts for clamping to the poles, 50 mm X 6 mm M.S. flats welded on one side to the channel iron and with bolts and nuts on the other side for tying the cross arms together, including drilling holes for insulator pins/ fittings, bolts, nuts and washers etc (as per drawing) and painting with primer and finish paint as required. — Qty: 3 Set
- Erection of double pole 3 wire cross arm for 11KV/ 22KV/ 33 KV over head lines as required. — Qty: 3 Each
- Supplying and erection of 11KV pin insulator complete with large steel head G.I.pin, nuts, washers etc. as required. — Qty: 12 Set
- Supplying, installing, testing and commissioning of following capacity TPN tap off box made of 1.6mm thick sheet steel enclosure duly painted with powder coating on existing rising mains complete with TPN disconnector FSU and HRC fuses, connections, earthing etc. as required. a) 100A TPN — Qty: 2 Each
- Supplying, installing, testing and commissioning of following capacity TPN tap off box made of 1.6mm thick sheet steel enclosure duly painted with powder coating on existing rising mains complete with TPN disconnector FSU and HRC fuses, connections, earthing etc. as required. b) 200A TPN — Qty: 2 Each
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