Providing replacement of Electrical Insulating Safety Mats at 3 Nos. sub-stations and 2 Nos. pump houses in NIT Hamirpur.

Supplying, laying, fixing, testing and commissioning of ISI marked, anti-skid, Category I, Class A ,3.3 kVvoltage level synthetic insulating mat, having dielectric strength ≥ 30 kV (AC RMS),maximum leakage current 10mA breakdown voltage 30KV withstand for one minute,tensile strength 15N per Sq. mm conforming to IS 15652:2006 (with latest amendments) Make: Jyoti Rubber(Electra Sfe Series)/Duratuf(X-Volt series)/Vardhman.The mat shall be of Length 10mtr Width1mtr and 2 mm thickness (±10%), suitable for use in LT panels with anti-skid (ribbed) surface, flame-retardant and moisture-resistant properties.The work shall include surface preparation(repair the surface if required), water proofing,,laying, cutting, proper alignment and fixing of mats using synthetic rubber adhesive Make: Fevicol SR 998 / Nerolac Turbofix /Henkel(Loclite series).Jointing and sealing of edges and joints shall be carried out using RTV silicone sealantMake: Pidilite Feviseal / Anabond / Dowsil, ensuring complete bonding, insulation continuity and moisture-proof finish.The insulating mats shall be tested and certified by Central Power Research Institute (CPRI) or any NABL accredited laboratory for the specified voltage grade and shall comply with all relevant parameters including dielectric strength, proof voltage, fire retardancy, and anti-skid performance including entire carriage of materials upto all leads, lifts and cost of other incidentals.

Supplying, laying, fixing, testing and commissioning of ISI marked, anti-skid, Category II, Class B ,11 kVvoltage level synthetic insulating mat, having dielectric strength ≥ 45 kV (AC RMS),maximum leakagr current 10mA, breakdown voltage 45KV withstand for one minute,tensile strength 15N per Sq. mm conforming to IS 15652:2006 (with latest amendments) Make: Jyoti Rubber(Electra Sfe Series/Duratuf(X-Volt series)/Vardhman.The mat shall be of Length5mtr width1mtr and 2.5mm thickness (±10%), suitable for use in HT panels with anti-skid (ribbed) surface, flame-retardant and moisture-resistant properties.The work shall include surface preparation(repair the surface if required), water proofing,,laying, cutting, proper alignment and fixing of mats using synthetic rubber adhesive . Make: Fevicol SR 998 / Nerolac Turbofix /Henkel(Loclite series).Jointing and sealing of edges and joints shall be carried out using RTV silicone sealantMake: Pidilite Feviseal / Anabond / Dowsil, ensuring complete bonding, insulation continuity, and moisture-proof finish.The insulating mats shall be tested and certified by Central Power Research Institute (CPRI) or any NABL accredited laboratory for the specified voltage grade and shall comply with all relevant parameters including dielectric strength, proof voltage, fire retardancy, and anti-skid performance including entire carriage of materials upto all leads, lifts and cost of other incidentals.