PROVISION OF TRANSFORMER AT JCOs / ORs MD ACCN AT MIRC AHMEDNAGAR UNDER GE (SOUTH) AHMEDNAGAR

Amount

Excavation in trenches not exceeding 1.5 m wide and not exceeding 1.5 m in depth laying cables etc and getting out in soft / loose soil complete all as specified and as directed by the Engineer - in - Charge.

Returning, filling in, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick complete all as specified and as directed by the Engineer - in - Charge.

Removal of excavated material [soil] to a distance not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and as directed by the Engineer - in - Charge.

Material and labour for clean dry sand in trenches/ducts for cushoning to cable complete all as specified.(Punned thickness shall be measured)

Supplying and laying unreinforced precast cement concrete cable covers, Class HV, type 1 size 300 mm x180 mm x 40mm in trenches for cable protection, embossed with "ELECTRIC" on the top surface complete all as specified and as directed by the Engineer - in - Charge.

M&L for well burnt bricks sub class 'B' brick straight or curved on blank old size laid flat with equal to length of brick laid dry over electric cable for protection complete.

Supply, laying and testing cable XLPE insulated screened pvc bedded , galvanised steel strip or wire armored, electric power cables (heavy duty) with stranded aluminium conductor 11000 volts grade, of size 3 core 95 Sqmm all as specified and directed.

M&L for HT Cable end termination box suitable for 11000 Volts grade 50 to 95 Sqmm 3 Core XLPE 11KV cable, outdoor, heat shrinkable type with all accessories complete all as specified and directed.

Supply, install and errect of true vertical steel tubular swaged pole complete with MS Box plate 6 mm thick of size 300 x 300 mm, finial taper plug, pole cap, bolts, nuts, washers & screws as specified type 410 SP-55 (11 mtrs long). Made out of ERW MS tubing confirming to IS-2713 Part II including drilling holes of required size for fixing cross arms etc painting with one coat red oxide primer and two coats of aluminium paint for exposed surfaces and two coats of black bituminoius paint for portion embedded in concrete. Painting three black/red/ bands at lower portion of pole of 300mm height at 300 mm spacing, painting pole No with black paint at suitable height, complete all as specified and directed.

Supply, fixing, testing and commissioning of air break gang operated device, triple pole mechanically operated outdoor type, mounted on and including 11 KV H.T. porcelain insulators and steel channel frame, GI operating rod, 25mm dia of suitaale length with operating mechanism working from ground level, vertically operated including locking arrangement for operating handle, suitable for current rating upto 200 Amp, 11000 Volts working pressure all as specified and directed by Engr-in -Charge.

Supply and fix dropout fuse unit explusion type for outdoor air break swirch (GOD) single pole, mounted on and including insulators for 11000 Volts working pressure fixed to and including MS channel with nuts, bolts, washers etc. synthetic bounded fuse carrying tube complete with line tabs and suitable for current carrying capacity upto 10-60 Amps only all as specified and directed.

M&L for Lightening arresters expulsion type complete with all fittings, transsmision class, discharge capacity 65 kilo amps, suitable for 11000 Volts all as directed by Engineer-in-charge.

Supply and fix cross arms. Bracings, support channel, backpate hooks etc fabricated from structural steel, sections (MS Channel) of required size and shape including nuts, bolts,washers, welding, bending , cutting cold or hot, drilling holes for inserting bolts as indicated and directed including painting with one coat of red oxide primer and two coats of silver aluminium paint complete all as specified and directed by Engr-in-Charge.

Supplying, installing, testing and commissioning of AC 3 phase 50 HZ 400 KVA capacity transformer step down, outdoor type 11000/433 volts (at no load) copper wound, oil immersed, naturally cooled with external cooling tubes, core type, delta connected on primary (HV) side and star connected on secondary(LV) side in accordance with vector symbol DYN-11 (vector ground-4) with neutral brought on secondary (LV) side & having tapping in equal steps of 2.5 % from (+) 5 % to (-) 7.5 % on primary side by means of hand operated off load tap changing gear, so as to change/correct L.T voltage on secondary side including provision of all necessary standard fittings and mainly comprising of the following:- (a) Primary H.T side having HT porcelain bushing 3 Nos with brass gun metal bushing rods complete with nuts and washers.

Item No 14 Contd/.. (b) One cable box on secondary (LT) side consisting of 4 Nos porcelain bushings with GM bushing rods complete with GM nuts, and washers with one No cable gland suitable for reception of outgoing L.T PVC sheathed armoured cables of size 240 sqmm 3.5 core. (c) Oil conservator with filter type, drain valve and oil level gauge. (d) Dehydrating breather with first fill of dehydrating agent. (e) Explosive vents. (f) Thermometer pocket on tank cover. (g) One No 100 mm dia dial type thermometer vapour pressure type having range 0-120 degree centigrade with temp reading pointer, max temp indicator and resetting device.(c) Oil conservator with filter type, drain valve and oil level gauge.

M& L for transformer platform of size 3.00 mtr x 3 mtr x1 mtr from GL including necessary excavation,PCC 1:4:8 type D2 for foundation,flyash brickwork in CM 1:6,PCC 1:4:8 type D2 sub base 75 mm thick as in floor,PCC 1:2:4 type B1 100 mm thick floor using extra cement,returning filling in and removal of surplus excavated soil,4 mm dia galvanised steel iron 150 mm x 100mm mesh, ms or angle iron 50x50x6 mm as fencing post, 65x65x6 mm in corner posts,wicket gate 2 meter wide complete.All posts to be embedded in brick/PCC work as shown on drawing and shall be painted with two coats of aluminium paint over a coat of red oxide primer and three coats of white washing complete as all as specified and directed by Engr in Charge.

Supply, laying and testing cable XLPE insulated screened pvc bedded, galvanised steel strip or wire armored, electric power cables (heavy duty) with stranded aluminium conductor 1100 volts grade, of size 3.5 core 240Sqmm complete as all as specified and directed by Engr in Charge.

Earthing complete with galvanized steel earth plate electrode 60 cm X 60 cm X 6.3 mm thick buried directly in ground (earth pit not less than 2.25 mtr deep below normal ground level) with top edge of plate not less than 1.5 mtr below ground level connecting to the GI strip 32 x 6mm, by means nut bolt, nuts, check nuts and washer of the GI Earth wire protected by provision of GI light grade pipe 40 mm incl provision of concrete pit in PCC (1:2:4) type B-1 using 20 mm graded stone aggregated with 40 mm thick cover with RCC (1:2:4) reinforced with XPM (weight not less than 4 Kg / Sqm) and frame of angle iron 25mm X 25 mm X 3mm with lugs 2 Nos and with 6 mm dia MS bar handle made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal filling, test point made out of phosphorus bronze with fixing arrangement, funnel, wire mesh and earth work in hard/dense soil, returning filling in and removal of surplus soil to a distance not exceeding than 50 mtr, all as per electric plate No 3 of SSR Part I 2009 and connection to earth test point all as specified incl testing on completion”.

M&L in replacement of anticlimbing device spikes type fabricated out of MS bars (round, square and flat) incl nuts, bolts, washers and welding in two halves made to shape of the pole with two thick coat of aluminium paint complete all as specified by the Engineer in charge.

Supply installing commissioning & testing in replacement LT feeder piller panel board factory made, out door, cubical type, vermin proof, dust proof, water proof made out of 3 mm thick CRCA sheetand angle iron frame of size 50x50x6 mm inside depth not less than 50 cm and size suitable to accomodate the following accessories with insulated TPN copper busbar of rating not less than 1.5 times the rated capacity of the incomer MCCB. both side openable (front & back) with locking arrangement duly painted with coat of synthetic enamel paint over a coat of red oxide primer both internally and externally and connecting with cable with lugs including internal wiring with copper cable of suitable size using lugs compressing the following accessories all as directed. (Notes : The rate quoted shall include for earth work & excavation for angle iron frame for foundation of panel board upto 0.50 m below GL in any type of soil & PCC (1:4:8), D2 filling in foundation the ground clearance of panel board shall be 0.40 m GL to the bottom of panel board ) andAluminium bus bar 600 Amps-03 Nos phases and 01 Nos neutral duly colour sleeved mounted on epoxy insulators-01 set

AZAD SERVICES

vedant engineering enterprises

SURAJ ELECTRICAL AND ENGINEERS

Bidder Name

AZAD SERVICES