Public Works Department Tender

[24.13.100]LT CABLES (Aluminium Conductor, Armoured and Unarmoured) PROVIDING& ERECTION/ LAYING OF PVC/ XLPE INSULATED UNDERGROUND ALUMINIUM CONDUCTOR UNDERGROUND CABLE LOOSE IN EXISTING PIPE OR TRENCHES COMPLETE IN ALL RESPECT WITH NECESSARY CONNECTION UPTO THE ENTIRE SATISFACTION OF ENGINEER IN CHARGE OF THE WORK 100. 400 Sq mm 3.5 core (Arm.) [Through Rate]

Supply, Installation, Testing and Commissioning of 1000 KVA 3 Phase Oil Cooled Servo Motor operated automatic voltage stabilizer. The following technical specifications is as under:- Input - 340-480 Volt. AC Three Phase, Output- 415 Volt. AC Three Phase, Stability - ±1%, Efficiency - More Than 95%, Cooling - Oil Cooled with first filling of oil as per IS-335, Distortion Introduced - Nil, Frequency - 50 Hz, Class of Inculation - A, Construction - Indoor Type, No. of Servo Motor - 3 No. (1 for Each Phase), Digital Control Cards - 3 No. (1 for Each Phase), Auto Variable Transformer - 3 No. (As per IS-5142), Buck Booost Transformer - 3 No. (As per IS-2026), Ambeint Temp. - 45ºC, Duty Cycle - Continuos, Power Factor - Suitable for all power factor load, Control Card - Micro controller based software driven fully solid state digital control card with static, Insulation resistance - As per IS - 9815, Mode of Operation - Auto Mode Manual Mode with Press swicthes, H.V Break Down Test - Shall with stand 1.5 KV RMS for 1 Minute, Response Time - Less than 20ms, Testing Standards - IS:9815 and IS:2026, Main Indicators -Large 19mm Red, Yellow, Blue for each phase, Output Indication - Individually on eachphase (Both Input and Output), Type - Unbalanced Supply, Unbalanced Load. In addition to above the stabilizer shall be provided with following facilities:- Mains indicator in each phase, Digital Voltmeter to read Input and output in each phase, Auto/Manual operation facility, Input Low/High voltage indication, Input/output connecting terminals, Lifting Lugs, Drain valve, Oil Level Gauge, Rating Plate, Earthing Terminals, Wheels for Uni-Directional movement. Protections:- Automatic Low / High Voltage Cut off in the output, Auto phase Correction facility, Automatic Over load and short circuit Protection. By Pass Arrangement:-The Stabilizer shall be provided with Four pole ON Load By Pass Switch with inter connectiv to isolate the AVR and By Pass the mains supply including all labour and petty material required to complete the job in all respect. Make - AAR KEY, Hi-Shine (HS), IECO

Supply, Installation, Testing and Commissioning of Chemical Earthing with copper including all labour and petty material required to complete the job in all respect. Make as per approved list.