What is UL 60335-2-391 ?

Title: What is UL 60335-2-391 and Its Significance in the Industry

Introduction:

The safety of consumers is of utmost importance in the electrical appliance industry. The Underwriters Laboratories (UL) has established various technical standards to ensure the safety and performance of electrical appliances. UL 60335-2-391 is a safety standard that aims to address specific risks associated with appliances that include ultraviolet (UV) radiation sources. In this article, we will discuss UL 60335-2-391 and its significance in the industry.

What is UL 60335-2-391?

UL 60335-2-391 is a technical standard used in the certification process for household and similar electrical appliances. The standard provides guidelines and requirements that manufacturers must follow to ensure the safety and performance of their products. The standard specifically addresses the risks associated with appliances that include UV radiation sources, such as tanning beds, germicidal lamps, and photochemical devices.

The Purpose of UL 60335-2-391

The purpose of UL 60335-2-391 is to ensure the safety of consumers by establishing requirements for the design, construction, and labeling of electrical appliances that include UV radiation sources. The standard provides manufacturers with guidelines to minimize the risks associated with their products, including those associated with UV radiation.

Key Requirements of UL 60335-2-391

UL 60335-2-391 sets forth key requirements for manufacturers to follow in order to comply with the standard. Key requirements include:

1. Construction: The standard outlines the acceptable construction materials and components for electrical appliances, including those that include UV radiation sources.

2. Radiometric Output: The standard specifies the acceptable limits for the amount of UV radiation that can be emitted from the appliance.

3. Marking: The standard requires manufacturers to include appropriate labeling on their products to indicate their compliance with the standard.

4. Documentation: The standard calls for manufacturers to maintain records of their products' design, construction, and testing.

Conclusion:

UL 60335-2-391 is an essential standard for the safety of consumers. By establishing key requirements for manufacturers to follow, the standard helps ensure that electrical appliances are safe for use in the home. Compliance with UL 60335-2-391 is mandatory for manufacturers of portable transformers, power supplies, battery chargers, and similar products designed for household use. By following the guidelines set forth in UL 60335-2-391, manufacturers can minimize the risks associated with their products and ensure the safety of consumers.