| 1 | Supply, Installation, testing and commisioning of 100 KVA Capacity Servo controlled Voltage stabilizer as per IS 9815: part 1:1994/Reaffirmed 2014 for automatic operation, three phase, naturally oil cooled, outdoor type with IP55 protection, unbalanced type, copper wound, digital display type, Relay free smooth and silent operation designed for input variation between 300 V to 480 V with output voltage stabilized at 415 V with accuracy 1% (Adjustable) with rated frequency 50 Hz,No distortion in wave form, Response time not to exceed 10 mille second ,sensitivity ( )1%, speed of correction 12 Volts per second in 3 phase with overload & short circuit protection high/low volatage cutoff, single phase protection system with bypass arrangement compatible Auto/Manual Control with class A insulation, No load losses less than 0.5%, Full load losses less than 2.5% with duty cycle 24x7 with efficiency more than 95% including digital display for Voltmeter/Ammeter, complete all as specified and as directed.
Note:- The quoted rate shall be inclusive of first filling of Transformer Oil as per IS 335:2018 | 1.00 | Each |
| 2 | Supplying, laying and testing XLPE insulated and PVC sheathed, FRLS, armoured heavy duty underground cable, ISI marked with aluminium stranded conductor 1100 Volt grade of size 3.5 Core, 70 Sq.mm cross section suitable for earthed system, laying in trenches / duct / fixed to poles / drawn through pipes / sleeving through pipe in duct, including suitable size Double compression copper stainless steel cable gland, crimping type cable lugs, sockets etc, complete all as specified and as directed. | 24.00 | RM |
| 3 | Supply, installation, testing and commisioning of 4 pole onload changeover switch, 160 Amps capacity suitable for 415 V, 3 phase, 4 wire, 50 Hz AC Supply, conforming to IS complete with silver plated copper contacts, three positions with mechanical interlocking including switching off neutral, rotary operated handlewith padlocking arrangement in OFF position,mounted in suitable sheet metal enclosure including all interconnections, cable lugs, glands, ferruling, earthing of enclosure, complete all as specified and as directed. | 1.00 | Each |
| 4 | M & L for Earthing complete with Galvanised Steel Earth Plate Electrode 600 X 600 X 6 mm thick burried directly in ground [earth pit not less than 2.25 m deep below ground level] with top edge of Plate not less than 1.50 m below normal ground level connected to 25 X 4mm GI Strip [Earth Lead] and GI pipe 40 mm, Medium Grade for earthing lead protection to the extent of maximum 7.5m, Earth Plate Electrode surrounded by 150mm thick packed layers of Charcoal and Common Salt filled in alternate layers, connected to the Plate by means of GI Bolts & Nuts complete all as per Electrical Plate No. 3 of SSR Part I, connected to panel / DB including testing on completion including main earthing, Charcoal, Common Salt, PCC [1:2:4, Type B1] Pit with RCC 1:2:4, Type B1 Cover, 50 mm thick with 6 Nos, 8 mm dia TMT bars in both ways, MS frame made with 40 X 40 X 6 mm Angle Iron, MS Funnel with 20 mm bore, medium grade GI Watering pipe, wire mesh, earth work excavation, return filling, removal of surplus soil etc. and disconnecting and taking down existing Earthing of any description, complete all as specified and as directed. | 2.00 | Each Job |
| 5 | S& F in replacement GI tubing, Light grade, with all fittings, complete fixed to walls and ceiling or laid in trenches / floors for 80 mm dia, complete all as specified and as directed. | 15.00 | RM |
