Earthing Arrester

1. Easy installation and maintenance.
2. Good sealing capability to ensure reliable operation.
3. Protection and reliability of the surge arrester have been greatly enhanced.

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Product Introduction

EARTHING SURGE ARRESTER

Product Picture

Product Description

General Working Condition

Main Techical Parameter

1. Ratings: 0.22~500KV (porcelain), 0.22~220KV (composite)

2. Application: for protection of power transmission & distribution system from over-voltage.

3. Features:

Silicone polymer housing composite metal oxide surge arrester and porcelain housing metal Oxide surge arresters are available.

1. Easy installation and maintenance.

2. Good sealing capability to ensure reliable operation.

3. Protection and reliability of the surge arrester have been greatly enhanced.

Polymeric Housed Zinc Oxide Lightning Arresters Without Gaps (3-36KV)

Nominal discharge current: 10KA

Voltage range: 3-36KV

Accessories: Mounting bracket, dis-connector, earthling cable

Condition of Use

This product is used in the exchange of 220KV and below power generation, transmission, substation, distribution systems, and systems for the internal operation of the lightning over-voltage amplitude is limited to a predetermined level, the whole system insulation system with basic equipment. Meanwhile, the product can not be used to limit the resonance over-voltage, harmonic elimination systems need to adopt other ways.

Standards

IEC60099-4: Surge arresters Part 4: Metal-oxide surge arresters without gaps for a.c. systems

JB/T8459-2006 Arrestor Model Methodology

GB11032-2000: AC gapless metal oxide arrester

JB/T9762-2005: series gap metal oxide surge arrester

DL/T620-1997: AC overvoltage protection and insulation of electrical installations