IEC 63522-33:2025
Electrical relays - Tests and measurements - Part 33: Continuity of protective earthing connection
Circulation Date:
2025-08
Edition:
1.0
Language: EN-FR - bilingual english/french
Seitenzahl: 12 VDE Artno.: 255372
IEC 63522-33:2025 This part of IEC 63522 is used for testing all kind of electrical relays and for evaluating their ability to perform under expected conditions of transportation, storage and all aspects of operational use.
This document provides test methods to ensure that the connection between an earthing terminal and parts required to be connected thereto is of low resistance.