Product Introduction
The C-GIS Bushing is a medium and high voltage insulation component made of high-quality epoxy resin via advanced APG precision molding, specially designed for C-GIS equipment. It realizes conductor connection, insulation isolation, sealing protection and electric field optimization, preventing SF6 gas leakage and external impurities, with excellent insulation stability, widely used in 10～35kV C-GIS equipment and gas-insulated ring main units.
Product Overview
Based on high-performance epoxy resin, the C-GIS Bushing is manufactured by advanced APG molding (intermittent multiple glue injection to improve molding quality), specially designed for 10～35kV C-GIS equipment. It integrates SF6 gas insulation and epoxy resin advantages, achieving balanced electric field, excellent insulation, reliable sealing and easy installation.
1. Structural Features
- Special C-GIS design: Precise size matching, integrated epoxy molding, adapting to SF6 gas environment, top optimized for smooth electric field transition and compact layout.
- Sealing protection: Special bottom sealing groove with SF6 corrosion-resistant materials, no gas leakage, isolating dust and moisture.
- Integrated conductive connection: Embedded high-quality metal conductive parts, direct docking with C-GIS internal conductors without additional accessories.
- Installation adaptability: Suitable for embedded installation, small tolerance, perpendicularity deviation ≤3‰, adapting to three-phase common cylinder or single-phase single cylinder C-GIS equipment.
2. Performance Advantages
- High insulation strength: CTI≥600V, dielectric strength ≥28kV/mm, tanδ≤0.002 (1kHz), resisting insulation breakdown in medium and high voltage environments.
- Mechanical durability: Epoxy resin with bending strength over 200MPa, resisting vibration, impact and external collision, ensuring stable structure.
- Environmental adaptability: Wide temperature range (-40℃～+150℃), adapting to high altitude, severe cold and industrial pollution areas, 20+ years maintenance-free, resistant to SF6 corrosion and UV radiation.
3. Typical Application Scenarios
Suitable for 10～35kV C-GIS equipment, gas-insulated ring main units, medium-voltage power transmission and distribution projects, and C-GIS equipment in high altitude, industrial pollution and coastal zones.
4. Core Values
- Safety guarantee: Preventing SF6 gas leakage and insulation breakdown, ensuring long-term safe operation of medium-voltage power transmission and distribution systems.
- Efficient installation: Embedded installation, direct docking with equipment and conductors, simplifying construction and improving efficiency.
- Compliance: Meets IEC 62271, GB/T 11022 standards, meeting C-GIS equipment's special technical indicators.
