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DIN EN IEC 63522-37 VDE 0435-2027-37:2025-11

Electrical relays – Tests and measurements

Part 37: Terminal temperature rise at rated load

(IEC 63522-37:2025); German version EN IEC 63522-37:2025
Class/Status: Standard, valid
Released: 2025-11
VDE Art. No.: 0400725

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 specimens to perform under expected conditions of transportation, storage and all aspects of operational use. The object of this test is to define a standard test method to measure terminal temperature rise at rated load.