Noticias y Blog

Jul 22, 2026

Horn Gap vs Rod Gap Arresters: Where Each Design Is Used

Before zinc oxide varistors existed, overhead lines were protected by air itself. A horn gap arrester stretched an arc between two diverging horns until it...

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Jul 21, 2026

Disconnector vs Isolating Switch: How the Terms Are Used in MV Systems

A disconnector switch decision is reliable only when the project distinguishes terminology, isolation duty, document evidence, and supplier exceptions. Treat the requested device as an...

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Jul 21, 2026

Metal-Oxide vs Silicon Carbide Lightning Arresters: A Technical Comparison

Distribution networks that have been in service for several decades usually carry two generations of overvoltage protection side by side. New purchases are almost always...

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Jul 20, 2026

Transformer Surge Arresters: Coordination Questions Before Selection

A transformer surge arrester is not selected from transformer voltage alone. The coordination decision begins at the protected terminals: identify the transformer insulation requirement, the...

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Jul 20, 2026

Lightning Arresters for Substations: Protection Scope and Selection Inputs

For a substation project, a lightning arrester for substation is not a stand-alone promise that every connected asset will be protected. It is a location-specific...

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Jul 20, 2026

High Voltage Fuse Cutout for Power Utilities | Distribution Line Protection

High voltage fuse cutout remains an important protection device in overhead power distribution networks as utilities, electrical contractors, and EPC companies continue to upgrade aging...

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