Epoxy Resin Post Insulators are manufactured using premium-quality cycloaliphatic epoxy resin through advanced APG (Automatic Pressure Gelation) technology to provide superior electrical insulation and mechanical strength. These insulators are designed to support and insulate live conductors in medium and high-voltage switchgear, vacuum circuit breakers (VCBs), ring main units (RMUs), transformers, and power distribution equipment. Their excellent dielectric properties, high resistance to moisture, heat, tracking, and mechanical stress ensure reliable performance in demanding industrial and utility applications. Available in various voltage ratings, creepage distances, and mounting configurations, epoxy resin post insulators offer long service life with minimal maintenance. Specifications Parameter Details Product Name Epoxy Resin Post Insulator Material Cycloaliphatic Epoxy Resin Manufacturing Process APG (Automatic Pressure Gelation) Rated Voltage 3.3 kV to 36 kV Power Frequency Withstand Voltage Up to 95 kV Lightning Impulse Withstand Voltage Up to 170 kV Operating Temperature -40°C to +120°C Color Brown / Red Mounting Inserts Brass Threaded Inserts Applications VCB Panels, Switchgear, RMU, Transformers, Busbar Support, Power Distribution Standards IEC / IS Standards