Supply, Installation, testing and commissioning of pole mounted 63KVA Distribution Sub-Station at WSS Zawoora (New)

Amount

Supply, Installation, testing and commissioning of 63KVA, 11/0.433KV, 3 phase distribution transformer with bimetallic terminal connectors energy level – 2 (aluminium wound ) as per IS-1180 (Part 1) of 2014with following specifications: - Capacity:- 63KVA, 3-phase and Neutral. Operating conditions. Input :- 11000 volts Output :- 430-440 volts AC supply in 3- phase. Terminals: - Input :- 3 No. HV bush rods with insulators, washer & nuts etc. Output :- 4 No. LV bush rods with insulators, washer, nuts etc. Core :- High permeability core for heat dissipation fabricated out of suitable size and gauge strips. Transformer Coils:- Suitable number of HV and LV coils in each phase. The power transformer coils shall be fabricated out of superior quality aluminium wire / strips properly wound so as to make its flux leak-proof. Coolant: - The HV power transformer shall be completely filled with superior grade transformer oil up to required level. Enclosure:- The core, coils & bracket shall be enclosed in MS tank of suitable thickness with cooling conducts / fins on either side. The MS tank shall be painted in two coats of enamel synthetic paint and the tank shall be fitted with drain cock / plug and graduated glass tube oil level indicator. Besides above the whole assembly is to be carried to site and includes carriage, head load, all leads and lifts involved. The job includes P/F of S/L clamps (100-150) as per site requirement for all LT/HT terminal connections of above Transformer. Note: -Firm has to get/provide NOC/Inspection Clearance certificate from concerned departments for making electrical connections. The Power transformer shall be supplied with manufacturers test reports/certificates. The manufacturer should be preferably CPRI certified. The Job further includes:- Gapless Surge Arrestor , 9 Kv,10 KA,LA with polymer/porcelain housing Stn : Type (01 set) 11 kV GO AB Switch , 3- phase, 3 – pole 400A 01 set 11 kV D O Fuse 3 Phase 400A: ( 01 set) Installation, Testing & Commissioning of 0.05 ACSR11KV HT Conductor. (as per Site requirement) 9 Mtr Long Pole ST- 540 SP33 - (02 No’s) 11 kV Disc Insulators (polymer/porcelain) Complete with fittings (45KN) – (03 No’s ) GI Channel/Angel /Flat of sizes including clamps – (as per site requirement ) Galvanised Nuts and Bolts (as per requirement site) The Job also includes:- Earthling of Substation- By way of excavation of earth pit of dia: 650 mm & depth 3000mm, installation of earthling pipe of 40mm nominal bore & 4mm wall thickness & length 2.5mtr long as per IS1239, GI strip for neutral earthling of size 75mm X 10mm & 50mm X 6mm for connection of transformer body, G.O. set & lightening arrestors as per IS 2629/85, GI Nuts & Bolts, Refilled with earth enhancement materials and earth chamber made of brick masonry with RCC slab cover - (3 No’s) 11KV pin Insulators (Polymer/Porcelain)with pins (5KN) - 3 No LT distribution box for 63 KVA DTR with MCCB for incomer & SFU’s for Outgoing Circuits – (1 No.) Galvanised Stay Set with 50mm x 8mm stay clamp, guy insulator (2No’s) , Anchor plate ( 200mm x 200mm x 6mm), Nuts & Bolts, 2No’s Turn – Buckles, 1.8m long ,16mm dia: solid GS stay rod & 7/3.15mm dia: GI stranded wire complete – (2 Set) Wedge Connectors /PG clamps – (6 No) Danger Plates with Clamps – (1 No) GI barbed wire for Anti Climbing – (as per site requirement) 3 phase, 4 – wire Trivector meter with CT with meter box – (1 No.) Cement bottoming 1:2:4 mix as per REC standards 5 cum per pole –(2 No) Painting of poles with 02 coats of Red Oxide – (2 No) Painting of poles with 02 coats of aluminium paint - (2 No) Sundry items like aluminium lugs, Jumpers, binding tape – (01 Job)

Bahir Brothers