What is UL 60947-6-3:2020?

UL 60947-6-3:2020 is an international standard that sets the requirements for low-voltage switchgear and controlgear. It provides guidelines for the construction, performance, and test procedures of these electrical devices. The standard was developed by Underwriters Laboratories (UL), a global safety consulting and certification company.

The Purpose of the Standard

The main purpose of UL 60947-6-3:2020 is to ensure the safety, reliability, and functionality of low-voltage switchgear and controlgear. These devices are used in various applications, including buildings, industrial installations, and power distribution systems. Compliance with this standard helps manufacturers produce high-quality products that adhere to certain safety criteria.

Key Requirements of UL 60947-6-3:2020

The standard covers several aspects of low-voltage switchgear and controlgear. It specifies technical requirements for construction materials, electrical ratings, environmental conditions, mechanical design, and protection against electric shock and fire hazards. Additionally, it defines tests and performance criteria for these devices, ensuring their reliability and durability under normal and abnormal operating conditions.

Benefits and Impact

UL 60947-6-3:2020 has significant benefits and impacts on various stakeholders. For manufacturers, compliance with this standard enables them to demonstrate the safety and reliability of their products, enhancing their reputation and market competitiveness. End-users, including facility managers and consumers, can have confidence that the switchgear and controlgear they install or use meet certain safety standards. Regulatory authorities and inspection agencies can refer to UL 60947-6-3:2020 as a basis for evaluating and approving electrical devices.