Bids Are Invited For S. I. -E-S, L-F ( Q3 ) Ese Air Terminal: Supply Of Ese Lightning Arrester Prevectron 3. Controlled Early Streamer Emission Air Terminal ( Ceseat ) , The Ceseat Shall Be Tested And Certified In A High Voltage Laboratory To Withstand More Than 200Ka, Complaint With Nfc 17102:2011, Une 21186:2011 & Np 4426:2013, Optimum Lightning Protection Performance Achieved By Adopting The Psatented Optimax* Technology In Designing The Ceseat, The Ceseat Should Be Certified To Withstand Real-Time Lightning Tests, Following Tests To Be Performed In Compliance With The New Test Guidelines In Annex C Of The Revised Nfc 17 102 Version 2011 For Ese Lightning Protection System And Due Certification Required From The Ese-Manufacturer For: A. Marking Tests B. Mechanical Tests C. Environmental Tests D. Electrical Tests E. At Tests F. Emc Tests, Ceseat Must Be Ce-Marked For Compliance To Nf En 611000-6-2 / Nf En 611000-6-3., The Ceseat Shall Be Made Of Stainless Steel 316 Grade Non-Corrosive Metallic Components., The Device To Be A Fully Autonomous System Requiring No External Power Supply. Testing Feature And Modular Design Enabling To Repair / Replace Defective Components. The Ceseat Should Be Sustainably Designed To Mitigate Its Environmental Impact. Warranty: 5 Years ( 60 Months ) . 15 Nos. Elevated Mast / Mounting Structure: Elevation Pole Made Of Class B Gi- Material Having Isi-Marking. Consists Of The Following ( For A Typical Sm Mast ) : A. 3Mtrx 60Mm Dia Gl Pipe B. 2.5Mtr X 50Mm Dia Gl Pipe C. Reducer, M20 Thread D. Base Plate ( 200X200x10mm ) , Mounting Bracket, Clamps And All Required Fixing Accessories Supplied In Compliance With Iec 62561-1-15 Nos. Performance Recording Equipment: Supply Of Indelec Lightning Flash Counter. Electronically Controlled. A. Strike Detection Range: 1 Ka To 100 Ka. B. Minimum Current Sensitivity ( Id / 3 ) : 333 A C. Protection Class: Ip54 D. Standards Applicable: Ute C 17-106: Tested In High Voltage Laboratory ( Cpr ) For 8 / 20Us 40Ka Current Impulse. Compliant To Iec 62 561-6-15 Nos. Down Conductor: Supply Of Down Conductor Made Of Copper Cable. It Should Have A Minimum Cross Sectional Area Of 50Mm To Withstand 250Ka Lightning Current And Comply With Nfc / Iec 62305 Standard. Cable Shall Necessarily Have 19-Strands Across The 50Sqmm Cross-Section, With Each Strand Dia Of Min 1.8Mm. 750 Mtr. Test Link: Test Link Allowing Down Conductor To Be Disconnected From The Earthing Point So That The Earth Resistance May Be Measured. Compliant With Iec 62561-1-30 Nos. Maintenance Free Earthing Electrode: Maintenance Free Single Rod, Copper Bonded Earthing System - Dia 17.2Mm; 3Meters Supply Of Copper-Bonded Earthing Electrode Of 3Mts Length And 17.2Mm Dia With Minimum Copper Bonding Of 250Micron. The Electrode Shall Be Duly Tested And Certified By Cpri ( Central Power Research Institute ) , Govt Of India. Brass Rod-To-Conductor Connectors Should Also Be Supplied For Earth Strip Connection. To Ensure The Moisture Content And Electrical Conductivity, Z-Earth, Carbon Based Carbofill Compound Shall Be Used As A Backfill Compound. Minimum 40 Kgs Of Carbon Backfill Compound Shall Be Used Along With Each Earthing Electrode. The Chemical Backfill Compound Shall Be Tested & Certifed By Any Approved & Accredited Laboratory In India. System Shall Be In Full Compliance With Is:3043 Earthing Standards A. Copper Bonded Steel Earth Rod-Dia. 17.2 Mm-Length 3 Mts, 1No / 5Kgs B. Rod-To-Conductor Connector-For 17.2Mm Dia Rods Ino / 0.12Kgs C.Z-Earth-Ground Enhancing Compound-20 Kgs Each, 2Bags / 40Kgs With Earth Pit Chamber - 30 Nos. Installation Bill Of Quantities: A. Ese Lightning Arrestor Mounting As Per Lightning Protection Design B. Anchoring Of The Mounting Mast On Which The Ese Air Terminal Is To Be Mounted C. Routing & Down Conductor Laying As Per Lightning Protection Standards D. Installation Of Link Box F. Chemical Maintenance-Free Earthing System Installation: Boring / Auguring / Backfill Compound Preparation & Fill-Up / Curing & Compaction Of Backfill / Measurement Of Earth Pit Resistance In Compliance With 153043 Earthing Standards G.Concrete Structure. -15 Nos. Total Quantity : 1