浅谈IEC 62368-1:2018中压敏电阻的附加要求与合理运用

Brief Introduction to Additional Requirements and Rational Application for Metal Oxide Varistor in IEC 62368-1:2018

笔者研究压敏电电阻原理,对比和解读IEC 62368-1:2018、GB 4943.1-2011、GB 8898-2011标准中关于压敏电阻的附加要求,结合经验分析压敏电阻失效原因,提出适用于IEC 62368-1:2018的压敏电阻运用方案,供同行业者参考。

The author studies the principle of metal oxide varistor, compares and interprets the additional requirements for metal oxide varistor in IEC 62368-1:2018, GB 4943.1-2011, and GB 8898-2011 standards, analyzes the failure causes of metal oxide varistor based on experience, and proposes compliance with IEC 62368-1:2018 metal oxide varistor application scheme for reference by the industry.