PROVISION OF SERVO VOLTAGE STABILIZER WITH CONNECTED ACCESSORIES FOR PUMP HOUSES AT CERTAIN LOACTION AT 18 WG AFS PATHANKOT.

Supply, Installation, testing and commissioning Voltage Stabilizer of 100 KVA for Automatic operation , Three phase , naturally oil cooled indoor type & designed for input variation between 300 Volt to 480 Volt with output voltage stabilized at 415 Volt with accuracy +- 2.5% and speed of correction not less than 8 Volts per second confirming to BIS 9815 (Part-II). The Voltage stabilizer shall have efficiency not less than 98% and shall be free from distortion in wave forms. The unit shall be complete with servo controlled voltage correction system copper wound transformer , Oil immersed construction, protection against overload , short circuit and over/under voltage condition digital metering / induction for input and output parameters , necessary control circuit , terminal arrangements hardware and all accessories required for satisfactory operation including first fill of transformer oil having dielectric strength with 3 mm gap construction of foundation as per 100 KVA Voltage stabilizer manufacturer dimension for resting voltage stabilizer in proper manner including making of all electrical connection and testing Complete all as specified and directed by Engineer-in-Charge. Make: VINTEK Electronics (Volina) / ITE Gurgaon / CHIME Electronics (SINETRAC)

Supply, laying and testing cable XLPE Insulated ,screened, PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium conductor of size 3.5 Core 70 Sqmm complete all as specified and directed by Engineer-in-Charge.

Supply and fixing DWC Pipe of size 63x50 outer and inner dia for cable protection in trench/Wall with proper clamps and saddles for fixing arrangement complete all as specified and directed by Engineer-in-Charge.

Supply installation commission and testing of Indoor LT Panel board of size 1200 x1000 x 450 mm, (CPRI tested) LT415 Volts, 50 Hz ,3-phase, Bus Bar chamber comprising 4 Nos Aluminium strip bus bars air insulated and PVC sheathed capacity 500 Amps with colour coding with main indication IA with selector switch 03 Nos,digital ammeter with selector switch, digital volt meter 500 V with selector switch and LED type/Neon type Indicating lamps panel mounting type RYB-3 Nos, factory assembled, indoor type weather and vermin proof (Protection Class IP-54) made out of not less than 60 X 60 X 6 mm angle iron frame and 3.15 mm thick MS Sheet CRCA sheet with front hinged opening, rubber lining, locking arrangement, painted externally and internally with two coats of synthetic enamel gray paint(First Quality) over a coat of red oxide primer complete comprising of following :-(a) Internal wiring with single core copper conductor cable/ PVC Insulated Copper Strip of suitable size incoming to bus bar and bus bar to outgoing MCCB/MCB-1Job. (b) Fine wiring with single core copper conductor cable for instruments indicating lamps-1 Job.Panel shall comprise the following :- Incomer (i) On load change over switch , 4 Pole, capacity 200 Amp with rotory handle - 01 No (ii) MCCB TPN , 415 volt 50 Hz, AC 200 Amps 36 KA with 4 Pole, Adjustable thermal & fixed magnetic setting With on/off/trip indicator.and Spreaders, Phase Barrier.- 01 No (iii) Digital VAF Meter with Volt , Ampere, frequency selecter switch(iv) LED Indicator RYB – 1 Set(v) CT Coil 150/5 Amp- 3 Nos (vi) TPN aluminium bus bar 500 Amp rating capacity Out going:-(a) MCCB TPN , 415 volt 50 Hz, AC 160 Amps 36 KA with 4 Pole, Adjustable thermal & fixed magnetic setting With on/off/trip indicator.and Spreaders, Phase Barrier.- 01 Nos (b) MCCB TPN , 415 volt 50 Hz, AC 100 Amps 25 KA with 4 Pole, Adjustable thermal & fixed magnetic setting With on/off/tripindicator.and Spreaders, Phase Barrier.- 02 Nos (c) FASD starter suitable for three phase 40 HP submersible pump with over load relay having range of 36 to 75 Amps, coil voltage 380 to 415 volts, including contactors, timers, single phase preventer, under load relay, Voltmeter,Ammeter of suitable capacity prewired complete all as specifiedand directed by Engr-in-charge.

Earthing complete with galvanized steel earth plate electrode 600x600x6 mm thick buried directly in ground (earth pit not less than 2.25 m deep below normal ground level) with top edge of the plate not less than 1.5 m below normal ground level connected to galvanized earth strip 32 x 6 mm (up to 7.5 m in length from earth plate ) by means of bolts and nuts checknuts and washers of galvanized iron or steel all as specified and shown in electrical plate no 3 of SSR part I including necessary excavation and earth work in any type of soil PCC 1:3:6 type C1 chamber with RCC 1:2:4 type B1 40 mm thick cover with MS rod 8mm dia 150mm long reinforcement, watering funnel, 40 mm dia medium grade for protection of earth electrode 20 mm dia for watering all as specified and directed and tested on completion..