标准摘要
[中文适用范围]： IEC 63522-49:2025 本标准适用于各类电气继电器的测试，旨在评估其在预期运输、储存条件及全部运行应用场景下的性能表现。本文件规定了密封长期稳定性的标准测试方法。 [外文原描述]： IEC 63522-49:2025 This part of IEC 63522 is used for testing all kinds of electrical relays and for evaluating their ability to perform under expected conditions of transportation, storage and all aspects of operational use. This document defines a standard test method for long term stability of sealing.
英文名称Electrical relays - Tests and measurements - Part 49: Long term stability of sealing