IEC 60674-3-1:1998-Plastic films for electrical purposes-Part 3: Specifications for individual materials-Sheet 1: Biaxially oriented polypropylene (PP) film for capacitors, IEC TS 60216-7-1:2015-Electrical insulation materials-Thermal endurance properties-Part 7-1: Accelerated determination of relative thermal endurance using analytical test method… Read More