What is EN 60255-22-2020?

Introduction

EN 60255-22-2020 is an international standard that sets out the requirements for electrical relays used in industrial applications. This standard encompasses various aspects of relay design, performance, and testing to ensure reliable operation and protection of electrical systems.

Scope and Objectives

The scope of EN 60255-22-2020 covers electromagnetic DC & AC relays, solid-state relays, and relay systems. It aims to provide manufacturers, engineers, and technicians with guidelines for designing, manufacturing, testing, and evaluating relays to meet specified performance criteria.

Technical Requirements

The standard specifies technical requirements for various parameters such as contact ratings, contact arrangements, coil characteristics, and thermal behavior. It also addresses issues related to environmental conditions, mechanical endurance, and electrical endurance to ensure the reliability and durability of relays.

Testing and Compliance

EN 60255-22-2020 outlines specific test methods and procedures to verify the compliance of relays with the standard. These tests include performance tests, electrical endurance tests, and environmental tests. By conducting these tests, manufacturers can demonstrate that their products meet the necessary requirements.

In conclusion, EN 60255-22-2020 plays a crucial role in ensuring the quality and reliability of electrical relays used in industrial applications. Adhering to this standard not only promotes the uniformity of relay design and performance but also enhances the overall safety and efficiency of electrical systems.