标准摘要
[中文适用范围]： IEC 63522-20:2025 本部分适用于评估设备在预期运输、储存及所有运行使用条件下的性能能力，提供相应的测试条件与测量严酷度。本文件规定了一种机械耐久性的标准测试方法。 [外文原描述]： IEC 63522-20:2025 This part of IEC 63522 is used for testing along with the appropriate severities and conditions for measurements and tests designed to assess the ability of DUTs to perform under expected conditions of transportation, storage and all aspects of operational use. This document defines a standard test method for mechanical endurance.
英文名称Electrical relays – Tests and measurements - Part 20: Mechanical endurance