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NA 022

DKE German Commission for Electrical, Electronic & Information Technologies of DIN and VDE

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Standards [Pre-order]

DIN EN IEC 63522-21 ; VDE 0435-2027-21:2026-05
Electrical relays - Tests and measurements - Part 21: Thermal endurance (IEC 63522-21:2025); German version EN IEC 63522-21:2025

Title (German)

Elektrische Relais - Mess- und Prüfverfahren - Teil 21: Thermische Dauerbeständigkeit (IEC 63522-21:2025); Deutsche Fassung EN IEC 63522-21:2025

Document: references other documents

Responsible national committee

DKE/K 671 - Schaltrelais: Electrical relays  

Edition 2026-05
Original language German
Price from 41.67 €
Order from DIN Media
Table of contents

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