Public Works Department Tender

Dismantling the existing wiring with all allied accessories carefully & providing temporary arrangement and mending good damages to building works and deposited to site store as par direction of E.I.C.

Supplying and fixing 415V, 100A TPN SFU with sheet steel enclosure on angle iron frame on wall with nuts bolts etc incl. S & F 3 nos. DIN type HRC fuse as per rating., make - L& T / Havells / Siemens SITC of LT cubical type fully compartmentalized distribution panel board, having rigid and self supporting structure fabricated with 14 SWG crca sheet with M.S. angle iron frame (main frame with 50 x 50 x 6mm angle and each compartment with 40 x40x 6 mm angle iron). The base of panel should be made with 75 mm x 40mm x 4.4 mm M.S. channel . Each compartment will be providing with hylam board at back side.Installation:The complete panel board is to be installed on suitable brick padestal incl. net cement finish as dierected by the EIC. Incoming Arrangement: 415V, 100A TPN SFU with HRC Fuse (Make- L&T, Front handle)- 1 No. Bus Bar Section: 500V, 200 Amp capacity 99.9% -99.5% electrolytic tinned 4 bar copper bus bar (size of flat (4x20x5mm) mounted on non- hygroscopic porcelain insulator / hylam sheet having sufficient di-electric strength duly wrapped with colour PVC tapes (Red, yellow, blue & black) for phases & neutral identification - 1 Set Outgoing Arrangement: 415V, 63A TPN SFU with HRC Fuse (L&T, Front handle)- 2 Nos ( for Gr.Floor HTPN & 1st Floor HTPN) 415V, 32A TPN SFU with HRC Fuse (L&T, Front handle)- 2 Nos ( for pump room & Canteen)

Supplying & fixing 500V, 800 A sheet metal (16 SWG) Iron Clad Metering Panel: a) 0-500 V Digital Voltmeter (Make- L&T)- 1 No. b) 0-400A Digital Ammeter (Make- L&T)- 1 No. c) 230V R.Y.B. LED indicator lamp - (Make- Approved) - 3 Nos.) d) 400/5 Amp ratio C.T. (Make- Kappa) - 3 Nos., e)Slide lock fuse - 3 Nos. f) EI Danger Board of suitable size - 1No. Interconnection: All interconnection between incoming main to busbar are to be made with suitable size electrilytic tinned copper bars or equivalent flexible PVC insulated multistranded single core Cu cable and the same between busbar to each outgoing mains & for metering arrangements are to be made by suitable size of copper with proper socketing the end of each wire leads. Installation: The complete panel board is to be installed on suitable brick padestal incl. net cement finish as directed by EIC. Painting: The complete panel board is to be spray painted after required surface treatment by 7 tanks process / sand blasting with 2 coat of red oxide primer & 2 coat of finished paint over dried or powder coating. Earthing: A separate continuous aluminum earth busbar of appropriate size is to be painted at the inside bottom of the panel and run across the full load of the panel board. All electrical equipment are to be properly earthed with suitable size G.I. wire.