
Electrical relays - Tests and measurements - Part 18: Thermal resistance of the coil
STANDARD published on 1.12.2025
Designation standards: ČSN EN IEC 63522-18
Classification mark: 353413
Catalog number: 522339
Publication date standards: 1.12.2025
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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.
The object of this test is to determine the thermal resistance of the relay coil