Product Parameters
1. Material:
1. Insulation Body: High-strength epoxy resin (molded by APG process), with high arc resistance and tracking resistance.
2. Metal Parts: Top pre-embedded brass bolts (or galvanized steel bolts) to ensure electrical conductivity and corrosion resistance.
2. Structural Features:
1. Body Design: Cylindrical multi-stage shed structure, optimizing electric field distribution, significantly increasing creepage distance, and improving anti-pollution flashover capability.
2. Top Interface: Equipped with 2-3 metal bolt holes (depending on the model) for electrical connection or mechanical fixation.
3. Bottom Design: Semi-circular mounting groove or flange structure (for some models), suitable for embedding or bolt fixation needs.
3. Rated Performance:
1. Voltage Level: 12kV, 24kV, 36kV, 40.5kV (custom higher voltage levels are supported).
2. Mechanical Strength: High bending and compressive strength, adapting to equipment vibration and short-circuit electrodynamic impact.
4. Environmental Adaptability:
1. Temperature Range: -40℃～+150℃, resistant to high-temperature aging and low-temperature embrittlement.
2. Pollution Resistance Level: Adapt to Class IV pollution environment (tracking resistance index CTI≥600V).
3. Protection Performance: UV resistant and chemical corrosion resistant, suitable for harsh environments such as coastal areas and industrial pollution zones.
5. Installation Method:
1. Bolt-fastening installation, compatible with the interfaces of switchgear, transformers, reactors and other equipment.
2. Support vertical/horizontal installation to meet the needs of diverse equipment layouts.
6. Certification Standards:
1. Comply with international/national standards for medium and high voltage post insulators such as IEC 60273 and GB/T 8287.
Product Introduction
The N-saler brand medium and high voltage epoxy resin post insulator is a high-performance component specially designed for insulation support and conductive connection of electrical equipment. It is suitable for scenarios such as switchgear, transformers, and prefabricated substations. The product adopts an epoxy resin body integrally molded by APG process, combined with pre-embedded metal bolts, which has both high mechanical strength and excellent insulation performance. The multi-stage shed structure effectively extends the creepage distance and resists the impact of pollution, humidity and other environments; the top bolt design simplifies the installation process and ensures the reliability of electrical connection. Verified by strict tests, the product has the characteristics of long service life and low maintenance, and is a core component to ensure the safe and stable operation of the power system.
Product Overview
N-saler post insulator takes high-performance epoxy resin as the core material, realizes structural optimization through precision technology, and specially provides reliable insulation support and safe conductive connection for medium and high voltage electrical equipment. The product features are as follows:
· Electric Field and Insulation Optimization: The multi-stage shed design balances the electric field distribution, reduces the risk of partial discharge, and adapts to high voltage gradient environments.
· High-strength Mechanical Support: The synergistic effect of the epoxy resin body and metal bolts provides impact resistance and vibration resistance, meeting the long-term operation stability needs of equipment.
· Harsh Environment Adaptation: High temperature resistance, pollution resistance and corrosion resistance ensure reliable operation in extreme climates and industrial pollution areas.
· Flexible Installation Design: Standardized bolt interfaces and semi-circular mounting grooves are compatible with various equipment layouts, shortening the construction period.
Typical Application Scenarios:
· Busbar support and insulation isolation of medium and high voltage switchgear
· Fixation and insulation of transformer/reactor outlet terminals
· Internal insulation structure of prefabricated substations (box-type substations)
· Electrical connection of new energy power generation and energy storage equipment
