IEC 63522-49:2025 pdf download,Electrical relays – Tests and measurements – Part 49: Long term stability of sealing.
IEC 63522-49:2025 is intended for testing various types of electrical relays, focusing on their performance under anticipated conditions of transportation, storage, and all aspects of operational use. This document establishes a standardized testing method specifically designed to assess the long-term stability of the sealing mechanisms in these relays. By defining this test method, the standard ensures that the reliability and durability of electrical relays can be effectively evaluated, thereby enhancing their performance and safety in real-world applications where environmental factors may impact their functionality.