What is UL 1125 ?

UL 1120 and UL 1225 are both technical standards developed by Underwriters Laboratories (UL) to ensure safety and compliance in electrical systems. UL 1120, also known as "Safety Standard for Electrical Systems in Non-Dwelling Occupancies," is focused on the safety of electrical systems in non-dwelling occupancies, such as offices and retail spaces. On the other hand, UL 1225 is a technical standard for electrical appliances, devices, and equipment used in homes, offices, and other environments.

UL 1225 aims to establish safety requirements for electrical appliances, devices, and equipment used in homes, offices, and other environments. It sets guidelines for manufacturers, specifying the minimum safety criteria that must be met to obtain UL certification. The certification indicates that a product has undergone rigorous testing and meets the necessary safety requirements.

Key Features of UL 1225

UL 1225 covers various aspects of electrical systems, including:

* Electrical safety requirements for various types of electrical equipment, such as receptacles, switches, and breakers

* Electrical continuity and insulation requirements

* Electrical overvoltage and overcurrent protection requirements

* Electrical grounding and bonding requirements

* Electrical labeling and documentation requirements

UL 1225 also includes guidelines for testing and validation of electrical systems, as well as procedures for handling and disposing of electrical waste. It is important to note that UL 1225 is not a substitute for UL 1120 or other industry standards. It is a supplementary standard that adds to the requirements of UL 1120.

Conclusion

UL 1120 and UL 1225 are both important technical standards developed by UL to ensure safety and compliance in electrical systems. UL 1120 focuses on the safety of electrical systems in non-dwelling occupancies, while UL 1225 is focused on the safety of electrical appliances, devices, and equipment used in homes, offices, and other environments. Both standards provide manufacturers, installers, and consumers with a framework for evaluating electrical systems' safety measures and ensuring compliance with industry standards.