What is UL 60947-4-2020 ?

Title: A Comprehensive Guide to UL 60947-2: 2020: The Ultimate Standard for Low-Voltage Switchgear and Control Gear Products

The power sector is one of the most critical industries, requiring high levels of safety, reliability, and efficiency. Electrical installations are the backbone of our infrastructure, and it is crucial to ensure that they are safe, secure, and efficient. The standard UL 60947-2: 2020 is an essential tool that ensures the safety and performance of low-voltage switchgear and control gear products.

What is UL 60947-2: 2020?

UL 60947-2: 2020 is an international standard that sets the requirements for low-voltage switchgear and control gear products. It focuses on devices used in circuits of up to 1, 000 V AC and 1, 500 V DC, ensuring their safety and performance. The standard is divided into several sections, each addressing specific aspects of the product's design, construction, and testing.

Purpose of UL 60947-2: 2020

The primary purpose of UL 60947-2: 2020 is to establish guidelines for manufacturers, installers, and users of low-voltage switchgear and control gear products. These guidelines aim to ensure that the products meet specific safety standards, minimizing risks to both people and property. Compliance with this standard guarantees that the products are designed and manufactured to withstand electrical, mechanical, thermal, and other stresses.

Key Features and Requirements

UL 60947-2: 2020 is a comprehensive standard that covers various aspects of low-voltage switchgear and control gear products. Its key features and requirements are as follows:

Electrical Safety

The standard places a significant emphasis on electrical safety, ensuring that the products are designed and manufactured to withstand electrical stresses, such as voltage, current, and transient voltages. It also recommends measures to reduce the risk of electrical hazards.

Performance

UL 60947-2: 2020 sets out performance requirements for the switchgear and control gear products, ensuring that they perform as expected under various conditions, such as high, low, and short-circuits.

Safety and Protection

The standard provides guidelines for the safety and protection of users, including requirements for circuit breakers, fuses, and other safety components.

Test and Measurement

UL 60947-2: 2020 outlines the procedures for testing and measuring the switchgear and control gear products, ensuring that they meet the required safety standards.

Conclusion

In conclusion, UL 60947-2: 2020 is an essential standard for manufacturers of low-voltage switchgear and control gear products. It ensures that the products meet specific safety standards, minimizing risks to both people and property. Compliance with the standard guarantees enhanced protection against electrical faults and facilitates effective control of circuits. By following the guidelines outlined in UL 60947-2: 2020, manufacturers can create safe, reliable, and efficient electrical installations for power sectors.