Ceramic Spool Insulator ED

Ceramic spool insulators with glazed surface for low-voltage overhead distribution, offering reliable insulation and mechanical strength in harsh outdoor environments.

Specifications

Model: Ceramic Spool Insulator ED Series
Material: High-grade electrical ceramic, available in brown glaze / white glaze finish
Application: Low-voltage overhead distribution lines, conductor insulation support and fixation, indoor and outdoor power distribution systems
Feature: Reliable electrical insulation, high mechanical strength, weather & corrosion resistant, stable long-term performance, easy installation
Catalog Category: Insulator and Arrester

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Product Description

WANGYUAN Ceramic Spool Insulator ED Series insulators are designed for insulation support in low-voltage overhead distribution systems. Made of high-grade electrical ceramic with a dense glazed surface, they deliver reliable electrical insulation and high mechanical strength, effectively securing conductors while isolating electrical potential. Available in brown and white glazes with full specifications, all products comply with relevant international power standards and maintain stable performance in harsh outdoor environments.

Specification

ED Series

STANDARD：IEC 60383
VOLTAGE：0.4KV

BS CLASS Type		ED-2	ED-2B	ED-3	1617
Mechanical Failing Load,kN		10	12.5	8	15
Power Frequency Flashover (kV)	Dry	18	23	16	20
Power Frequency Flashover (kV)	Wet	9	12	7	9
Dimensions mm	Height	75	76	65	65
	Diameter	80	86	70	76
	Neck Diameter	42	48	36	46
	Hole Diameter	20	21	16	17.5
	Grooves Radius	10	10	8	9
Net Weight,kgs		0.4	0.48	0.25	0.4

Advantages

Reliable Electrical Insulation

High-purity electrical ceramic with dense glazing ensures stable dielectric strength, effectively isolating live conductors and suppressing leakage current to guarantee safe operation of distribution lines.

High Mechanical Strength

Fired at high temperature with a compact internal structure, it features excellent tensile and bending strength, withstands conductor tension and external mechanical load, and remains intact under long-term service.

Superior Weather & Corrosion Resistance

The dense glazed surface delivers outstanding aging, UV and chemical corrosion resistance, adapts to high temperature, high humidity, coastal salt spray and other harsh outdoor environments, with extended service life.

Easy Installation & Wide Compatibility

Multiple models and sizes are available to match different conductor specifications and mounting requirements; standard structure enables convenient and fast on-site assembly, effectively reducing construction cost.