Providing and Fixing of 200...

24.1.1 EARTHING AND LIGHTENING ARRESTOR 1. Earthing with GL earth pipe 4.5 m long and 40 mm dia with masonry enclosures on the top etc. (but without charcoal or coke and salt) as required. [Through Rate]

24.1.2 EARTHING AND LIGHTENING ARRESTOR 2. Extra for using salt and char coal/coke for pipe earth electrode as required. [Through Rate]

24.1.6 EARTHING AND LIGHTENING ARRESTOR 6. Supplying and laying 25mm x 3mm G.I. strip at 0.5 metre below ground as strip earth electrode including soldering etc. as required. [Through Rate]

Job Work Supply, installation, testing, commissioning of 3 Phase 11KV/0.433 KV-250V, 200 KVA Oil immersed, naturally cooled, Aluminum Wound Outdoor type Distribution Transformers with CSP (Completely self protected ) features with external microprocessor based four pole MCCB 300Amp. To 400Amp., 50kA strictly conforming to Nigam’s technical specification No. CSC-V/R-I/DH/UH/P and D/2010-2011 read with amendment thereof and as per relevant ISS as amended from time to time and losses conforming to 4 star rating of BEE as per Appd. Make and Specification of DHBVN/UHBVN including installation of transformer on existing platform upto the entire satisfaction of Engineer-in-Charge. Valtage Rated Frequency Permitted at 75ºC i) Maximum load looses at 50% load at 75ºC = 780 Watt ii) Maximum losses at 100% load at 75ºC = 2300 Watt iii) Warranty = 78/72 Months shall be one time The above losses are maximum allowable and there would not be any positive tolerance.

Job Work Supply and Erection of 11 kV G.O. Switch with 9 Nos. post insulator suitable heavy duty with suitable copper male and female contents for 11kV, G.I. pipe, nut and bolts complete as per ISS: 1816/1972 and ISS: 2544/1963 as per DHBVN specification with latest amendment thereof compete in all respect

Job Work Supply and Erection of 11kV Lightning Arrester as per approved makes and relevant IS specifications of DHBVN.

Job Work Supply and Erection of 11kV polymeric Pin insulator 10 kN with GI Pin of approved make / specification of DHBVN.

Job Work Supply and Erection of ACSR conductor of size 50mm2 conforming to IS 398 (Part-II) 1976/1996, IS 4826-1976 IS 1521-1972 and IS 1778-1980 with latest amendments as per DHBVN specification including stringing and sagging jointing and binding with insulator at supports in all respect upto the entire satisfaction of Engineer-in-charge.

Job Work Supply and Erection of LT PVC unarmoured cable of size 300 Sqmm single core with aluminium conductor 650/1100 V conforming to ISS 1554 (Part-I) of 1988 IS: 7098/Part-1/ 1988 with latest amendments upto entire satisfaction of Engineer-in-charge (Make: Grandlay, Polycab, Havells, CIRTINA)

Job Work Supply and Erection of fuse unit of L.T. side suitable for 200 kVA transformer as per DHBVN specification complete with wooden board, aluminium bus bar MS clamps and MS nut and bolts including all petty material required up to the entire satisfaction of Engineer-in-charge

Job Work Supply and erection of L.T. Aerial Bunched cable of size 120 Sqmm, 4 core plus 95 Sqmm messenger including making of necessary connection of make Polycab, Havell’s, Grandlay complete in all respect upto the entire satisfaction of Engineer-in-charge.

Job Work Supply and Erection of wooden cleats of size 4” wide 1’-6” long complete with 4 Nos. holes suitable to pass through 300/400 Sqmm single core cable complete in all respect upto the entire satisfaction of Engineer-in-charge

Job Work Supply and erection of Galvanized steel item (Flat, Angle, Channel) including cutting bending to the required shape drilling hole carriage loading unloading complete in all respect upto the entire satisfaction of Engineer-in-charge.

Job Work Supply and erection of Galvanized Nut and Bolts of various sizes carriage loading unloading complete in all respect upto the entire satisfaction of Engineer-in-charge

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