What is UL 60947-31-2020 ?

Title: What is UL 60947-31-2020: The Ultimate Guide to Low-Voltage Switchgear and Controlgear?

When it comes to the safety and reliability of low-voltage electrical equipment, Underwriters Laboratories (UL) plays a crucial role in ensuring that these products meet the necessary safety standards. One of the key standards that UL publishes is UL 60947-9-2020, also known as the third edition of the standard for low-voltage switchgear and controlgear - Part 1: General rules.

In this article, we will take a closer look at UL 60947-9-2020 and its purpose, key requirements, and how manufacturers, regulators, and end-users can use it to evaluate and compare low-voltage switchgear and controlgear products.

What is UL 60947-1:2020?

UL 60947-1:2020, also known as the third edition of the standard for low-voltage electrical equipment, is a widely recognized international standard that sets forth requirements for the design, construction, and testing of such equipment. This standard, published by UL, provides guidelines to ensure the safety, reliability, and performance of low-voltage electrical equipment in various applications.

The primary objective of UL 60947-1:2020 is to provide manufacturers, regulators, and end-users with a comprehensive set of criteria to evaluate low-voltage switchgear and controlgear. By adhering to the standards outlined in UL 60947-1:2020, manufacturers can demonstrate compliance with industry requirements and deliver products that meet the necessary safety standards.

Key Requirements of UL 60947-1:2020

UL 60947-1:2020 covers a wide range of electrical equipment, including circuit-breakers, contactors, switches, motor starters, and more. It addresses aspects related to their electrical, mechanical, and thermal properties, as well as the procedures for testing and certification.

The standard outlines several key requirements that manufacturers must meet in order to ensure compliance with its standards. These requirements include:

Electrical Safety: Products must be designed and manufactured to minimize the risk of electrical shock, fire, and other electrical hazards.

Performance: Products must perform consistently in various operating conditions and meet the appropriate performance standards.

Reliability: Products must be reliable and provide a long service life.

Maintenance: Products must be designed for easy maintenance and repair.

Safety Characteristics: Products must have appropriate safety features, such as overcurrent protection, overvoltage protection, and thermal protection.

Testing and Certification: Products must be thoroughly tested and certified by UL or other recognized testing organizations to ensure compliance with the standard.

Conclusion:

UL 60947-9-2020 is an essential standard for manufacturers, regulators, and end-users to evaluate and compare low-voltage switchgear and controlgear products. By adhering to the standards outlined in UL 60947-1:2020, manufacturers can demonstrate compliance with industry safety standards and deliver products that meet the necessary safety standards.

Compliance with UL 60947-1:2020 is crucial for protecting users from hazards such as electric shocks, fire risks, and other potential dangers associated with low-voltage electrical installations. By using UL 60947-9-2020 as the ultimate guide to low-voltage switchgear and controlgear, manufacturers can ensure that their products are safe, reliable, and meet the necessary safety standards.