Hollow Core Porcelains Hollow Core Hollow Core Hollow Core Specifications √ Voltage class: 66kV - 800 kV. √ Maximum length in one unit construction 2500mm. √ Maximum outside diameter 600mm. √ Flexible creepage distances upto 31mm kV. √ Conical shape (made for bushings and dead tank porcelains). √ Cylindrical shape (made for live tank systems). √ Working on applicable standards: IS, IEC, ANSI We are producing hCPI for √ SF6 circuit breakers √ Power Transformer √ Current Transformer √ Potential Transformer √ Capacity Voltage Transformer (CVT) √ Instrument Voltage transformers (IVT) √ Surge Arrester √ Air-blast circuit breakers √ Condenser bushing √ Lightning arresters Features of hollow core insulator PCPL’s Porcelain Hollow Core Insulators are ranging from 66kV to 800kV.These insulators are produced with cylindrical, conical or straight inner and outer appearance. The maximum length of our insulators in one unit construction is 2500mm. These insulators are produced to withstand high mechanical and electrical forces.