What is UL 60335-2-101 ?

UL 60335-2-91 is a safety standard published by Underwriters Laboratories (UL) that outlines the guidelines and requirements for portable transformers, power supplies, battery chargers, and similar products that are designed for household use. The standard specifically covers the safety requirements for these products in order to ensure their electrical, mechanical, and thermal safety.

UL 60335-2-91 provides requirements for the design, construction, and testing of these products. It sets out the electrical safety requirements for portable transformers, power supplies, battery chargers, and similar products, including specific requirements for electrical continuity, insulation, and grounding.

The standard also specifies the requirements for the testing of these products, including the procedures for determining the suitability of the product for use in different environments and the procedures for verifying the safety of the product.

UL 60335-2-91 is an important standard that helps to ensure the safety of consumers when using portable electrical appliances. It is widely recognized in the industry as the benchmark for the safety of these types of products and is widely adopted by manufacturers around the world. By following the guidelines and requirements set out in UL 60335-2-91, manufacturers can produce safe and reliable portable electrical appliances that are free from potential hazards.