Tender For Sitc Of Earthing System, pune-Maharashtra

Sitc Of Earthing System , Earthing Stystem: Supply, Installation, Testing And Commissioning Of Eco Safe & Electrical Maintenance Free Earth Electrode Of 25 Mm Dia. Having At-Least 250 Micron Copper Plating, 3 Meter Long Molecularly Bonded With 99.9% Pure Electrolytic Grade Copper, ‘U’ Bolt Clamp With All Fastners Etc. Sgi Make Or Equivalent Earth Enhancing Compound To Reduce The Soil Resistivity As Per Iec 62561-7. It Should Be Highly Conductive Earthing Backfill Compound Terec + 5 Kg And Earthcon/Erec 50 Kg (Or As Per Actual Requirement), Capable Of Reducing Soil Resistivity For Electrical Requirements, Maintains Constant Volume Regardless Of Moisture Content, Not Diffuse In To The Ground, Not Expand Or Experience Any Shrinkage But Remain In Constant Contact With Earth & Should Be Able To Reduce Contact Resistance To Earth Significantly & Create A Low Steady State Impedance For A Very Long Period Resulting In Faster Transient Dissipation. Confirm With The Requirements Of Ul467-2007. Providing Masonary Enclosure With 1.5 Feet X 2 Feet Medium Duty Rcc Chamber With Standard Cover Arrangement And Disconnecting/ Testing Links, Name Plate, Paint Etc As Per Is – 3043 Complete As Required. , Arthing Strip/Wires : Supply, Installation, Testing And Commissioning Of Following Sizes Of Copper & Gi Strip/ Wire Completely Pvc Insulated Clamped To Walls, Cable Trays, Bus Ducts, Cables In Recess Or Surface, Underground Minimum Depth Of 1.5Ft Etc. For Equipment/ System Earthing Complete As Required Including Inter Connection Between Length At Joints, All Fixing Accessories Saddles, Clamps Etc And Other Fixing Hardware Material As Required For Proper Installation. (Required Core Cutting Through The Walls Inclusive) 25 X 6 Mm G.I. Earthing Strip/Wire (Body) , Arthing Strip/Wires : Supply, Installation, Testing And Commissioning Of Following Sizes Of Copper & Gi Strip/ Wire Completely Pvc Insulated Clamped To Walls, Cable Trays, Bus Ducts, Cables In Recess Or Surface, Underground Minimum Depth Of 1.5Ft Etc. For Equipment/ System Earthing Complete As Required Including Inter Connection Between Length At Joints, All Fixing Accessories Saddles, Clamps Etc And Other Fixing Hardware Material As Required For Proper Installation. (Required Core Cutting Through The Walls Inclusive) 32 X 6 Mm Copper Earthing Strip/Wire (24Ka) Ups/Data => Limited

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	27-Jan-2024	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	01-02-2024
2	01-Feb-2024	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	05-02-2024

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Name of Work: SITC of Earthing System for SITARA( IUCAA, Pune)

Sl. No.	Item Description
1	Earthing Stystem: Supply, Installation, Testing and Commissioning of eco safe & electrical maintenance free Earth electrode of 25 mm dia. having at-least 250 micron copper plating, 3 meter long molecularly Bonded with 99.9% pure electrolytic grade Copper, ‘U’ bolt clamp with all fastners etc. SGI make or equivalent earth enhancing compound to reduce the soil resistivity as per IEC 62561-7. It should be highly conductive earthing backfill compound terec + 5 Kg and earthcon/erec 50 Kg (or as per actual requirement), capable of reducing soil resistivity for electrical requirements, maintains constant volume regardless of moisture content, not diffuse in to the ground, not expand or experience any shrinkage but remain in constant contact with earth & should be able to reduce contact resistance to earth significantly & create a low steady state impedance for a very long period resulting in faster transient dissipation. Confirm with the requirements of UL467-2007. Providing masonary enclosure with 1.5 feet X 2 feet medium duty RCC chamber with standard cover arrangement and disconnecting/ testing links, name plate, paint etc as per IS – 3043 complete as required.
2	Arthing Strip/Wires : Supply, installation, testing and commissioning of following sizes of Copper & GI strip/ wire completely PVC insulated clamped to walls, cable trays, bus ducts, cables in recess or surface, underground minimum depth of 1.5ft etc. for equipment/ System earthing complete as required including inter connection between length at joints, all fixing accessories saddles, clamps etc and other fixing hardware material as required for proper installation. (required core cutting through the walls inclusive) 25 x 6 mm G.I. Earthing strip/wire (Body)
3	Arthing Strip/Wires : Supply, installation, testing and commissioning of following sizes of Copper & GI strip/ wire completely PVC insulated clamped to walls, cable trays, bus ducts, cables in recess or surface, underground minimum depth of 1.5ft etc. for equipment/ System earthing complete as required including inter connection between length at joints, all fixing accessories saddles, clamps etc and other fixing hardware material as required for proper installation. (required core cutting through the walls inclusive) 32 x 6 mm Copper earthing strip/wire (24KA) UPS/data