| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 21-Dec-202 | Bid Auto Extn Corrigendum | Bid Auto Extn Corrigendum | 28-12-2020 |
| Name of Work: PROVN OF 100 KVA VOLTAGE STABILIZER AT 328 FIELD HOSPITAL AT PANZGAM GARRISION UNDER GE 874 EWS | |||||
|---|---|---|---|---|---|
| Sl. No. | Item Description | Item Code / Make | Quantity | Units | |
| 1 | 1 | Supply and fix Automatic Voltage stabilizer for three phase, naturally oil cooled, indoor type & designed for input variation between 145 to 270 Volts per phase with output voltage stabilized at 415 Volts with accuracy ± 2.5% and speed of correction of 8 Volts per second and of capacity 100 KVA capable of taking any phase-unbalanced load and any power factor load, with under voltage protection, over voltage protection, over current protection (through MCCB) and leakage current protection at inputs and outputs, with digital three phase voltage meter and three phase ammeter, both voltage meter and ammeter capable of providing input and output readings. The stabiliser control panel should be numerical design, with options to convert from automatic to manual operation (in each of the phase). The oil in the voltage stabiliser shall have a minimum dielectric value to 40 kV. The voltage stabiliser shall be wheel mounted. Ducts and foundations, if any shall be deemed to have been included in the voltage stabiliser, as duly directed by Engineer in Charge. | 1 | Each | |
| 2 | 2 | Earthing complete with galvanised steel earth plate electrode 60cmx60cmx6mm 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 1.65 mtr below ground level (ground level considered from lowest point in the surrounding area in the radius of 10 meters), connecting to galvanised iron strip of size 32 mm X 6 mm by means of bolt, nuts, check nuts and washer of galvanised iron and galvanised iron strip protected by provision of galvanised iron pipe medium grade, 40mm bore including provn of concrete pit in PCC (1:2:4) type B-1 using 20mm graded crushed stone aggregates with 40mm thick cover of RCC (1:2:4) type B-1 using 20mm graded crushed aggregates reinforced with XPM (weight not less than 4 kg/Sqm) and frame of angle iron 40 x 40 x6 mm and with 6mm dia MS bar handle made to shape, GI light grade 20mm 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 to shape 20mm bore pipe for watering perforated at bottom 1.75 mtr long placed on top edge of earth plate, common salt and charcoal test point made 75x75x25mm of phosphorous 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 50 mtr, all as per electrical plate No. 3 of SSR 2010 Part-I and connection to earth test point all as specified and testing on completion. | 5 | Each Set | |
| 3 | 3 | Supply, installing, testing and commissioning, factory made and tested (prototype having been CPRI type test certified), LT Panel, platform mounted, suitable for 415 volts 3 phase 4 wire, 50 Hz AC supply system, having bus bar chamber with insulated copper bus bars (with heat shrinked PVC colour coded insulation) of 400 Amps rating installed on porcelain insulators. The panel shall be dust and vermin proof, IP 65 class protection and made of 2 mm CRCA MS sheet and 40x40x6mm thick angle iron frame work, externally powder coated finish over one coat of red oxide primer outside and two coats of red oxide primer on inside, front opening type, with aprons for cable entry, with double door shutter and locking arrangement (including provn of 65mm Godrej (Freedom) lock with 2 keys, internal wiring 2.5 Sqmm with PVC insulated, solid copper conductor, FRLS cables, IS-694 marked of adequate size incl the provision of space to accommodate the under mentioned items, all as specified, clarified and directed by engineer in charge. The scope of work includes the following:- | 1 | RM | |
| 4 | 3.01 | (a) Incoming (i) (i) MCCB 4 pole, 415 volts AC grade, 160 Amps rating and 36 KA rupturing capacity complete with microprocessor based OL protection - 01 No \n(ii) Voltmeter 0-500 volts, three phase, square, 144 mm, digital type, flush pattern with press button selector switch, capable of providing voltages of each phases and of RY, RB, BY inter-phase voltages - 01 No\n(iii) Ammeter size 144 mm, three phase, square dial, digital type, flush pattern having dual range 500 amps with press button selector switch, , capable of providing amperage reading of each phases, with suitable size of LTs - 01 No\n(iv) RYGB LED Indicating lamps : 01 set of three\n(b) Outgoing :\n(i) MCCB 4 pole, 415 volts AC grade, 100 Amps rating and 36 KA rupturing capacity complete with microprocessor based OL protection - 01 Nos\n(ii) MCCB 4 pole, 415 volts AC grade, 63 Amps rating and 36 KA rupturing capacity complete with microprocessor based OL, protection - 02 Nos\n(c) Platform: for the panel with PCC 1:4:8 type D-2 with 40mm graded crushed stone , 15 cm thick in foundation, brick work in CM 1:6 with sub class `B', old size bricks, rendering 15mm thick in CM 1:6 on exposed surfaces and 100mm thick PCC padding 1:3:6, type C-1 using 20 mm graded crushed stone aggregate on top and grouting bolts etc for panel. The platform shall be such that it is of a height 45cm above the nearest road level. | |||
| 5 | 4 | Supply and lay cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 35 sqmm 3.5 core, with laying complete to include underground work (8 cm dry sand cushioning pelow the cable, 15 cm (compacted from 23 cm) dry sand padding above the cable, sub class B bricks laid over the sand cushioning with shortest dimensioned side facing each other without any gap, with cable laid minimum of 60 cm below the ground level or as specified by engineer in charge and to include any excavation, removal, refilling and making good damaged surfaces as before), clamping over the ground, pipes in road crossings, ducts while coming over and going into the ground, etc.. Make : Havells/Polycab/Plaza or equivalent of approved make or as approved by Engr-in-charge. The length of the cable is provisional, and by quoting rates for the contract, the contractor agrees to enhance the quantity of the cable as per requirement at site, during execution. | 150 | RM | |
| 6 | 5 | Supply and lay cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 50 sqmm 3.5 core, with laying complete to include underground work (8 cm dry sand cushioning pelow the cable, 15 cm (compacted from 23 cm) dry sand padding above the cable, sub class B bricks laid over the sand cushioning with shortest dimensioned side facing each other without any gap, withcable laid minimum of 60 cm below the ground level or as specified by engineer in charge and to include any excavation, removal, refilling and making good damaged surfaces as before), clamping over the ground, pipes in road crossings, ducts while coming over and going into the ground, etc... Make Havells/Polycab/Plaza or equivalent of approved make or as approved by Engr-in-charge. The length of the cable is provisional, and by quoting rates for the contract, the contractor agrees to enhance the quantity of the cable as per requirement at site, during execution. | 125 | RM | |
| 7 | 6 | Supply and lay cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cable (heavy duty) 1100 volts grade with stranded aluminium conductor of size 95 sqmm 3.5 core, with laying complete to include underground work (8 cm dry sand cushioning pelow the cable, 15 cm (compacted from 23 cm) dry sand padding above the cable, sub class B bricks laid over the sand cushioning with shortest dimensioned side facing each other without any gap, with cable laid minimum of 60 cm below the ground level or as specified by engineer in charge and to include any excavation, removal, refilling and making good damaged surfaces as before), clamping over the ground, pipes in road crossings, ducts while coming over and going into the ground, etc. Make: Havells/Polycab/Plaza or equivalent of approved make or as approved by Engr-in-charge. The length of the cable is provisional, and by quoting rates for the contract, the contractor agrees to enhance the quantity of the cable as per requirement at site, during execution. | 60 | EACH | |
| 8 | 7 | Supply and fix cable jointing kit for 1.1 KV grade cable for outdoor/indoor termination , heat shrink type, joint complete with jointing material and accessories suitable for 3.5/4 core XLPE, armoured, Al conductor cable of size 35 sqmm to 95 sqmm. Make Denson or approved make as approved by Engr -in -charge | 4 | EACH |
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