What is UL 62474 ?

Title: What is UL 62474 and UL 628: A Guide to Technical Standards for Safety and Performance

Introduction

When it comes to the safety and performance of electrical products, Underwriters Laboratories (UL) plays a crucial role in ensuring that manufacturers and suppliers meet the required standards. Two of UL's most important technical standards are UL 564 and UL 628, which are discussed in this article.

UL 564: The Purpose of the Standard

UL 564, also known as the Technical Standard for Safety in Power and Control Cables, is a widely recognized standard in the electrical industry. The purpose of UL 564 is to set specific requirements for the safety and performance of power and control cables, ensuring that they are safe for use in a wide range of applications.

Key Requirements of UL 564

UL 564 has several key requirements that manufacturers must meet in order to be compliant. These requirements include:

1. Electrical Safety: The standard covers various aspects of electrical safety, including the use of insulated and non-insulated cables, voltage ratings, and the risk of electrical fires or shocks.

2. Performance: The standard sets out requirements for the performance of cables, including the maximum allowable voltage ratings, the number of amps per insulated wire, and more.

3. Safety: The standard requires manufacturers to implement safety features in their products, such as overcurrent protection, overvoltage protection, and more.

UL 628: The Purpose of the Standard

UL 628, also known as the Technical Standard for Safety in Water Conditioning Equipment, is a standard specifically designed for water conditioning equipment such as water softeners, deionizers, and reverse osmosis systems. The purpose of UL 628 is to ensure the safety and performance of water conditioning equipment, protecting consumers and property.

Key Requirements of UL 628

UL 628 has several key requirements that manufacturers must meet in order to be compliant. These requirements include:

1. Electrical Safety: The standard covers various aspects of electrical safety, including the use of insulated and non-insulated cables, voltage ratings, and the risk of electrical fires or shocks.

2. Performance: The standard sets out requirements for the performance of water conditioning equipment, including the maximum allowable voltage ratings, the number of amps per insulated wire, and more.

3. Safety: The standard requires manufacturers to implement safety features in their products, such as overcurrent protection, overvoltage protection, and more.

Conclusion

UL 564 and UL 628 are two of UL's most important technical standards for safety and performance. By following the requirements of these standards, manufacturers can ensure that their products are safe for use in a wide range of applications, protecting consumers and property. Compliance with these standards is often a prerequisite for the sale and distribution of water conditioning equipment in many markets.