Technological Innovation

What is UL 822?

UL 822 is a technical standard that defines safety requirements for insulated power and control cables. This standard is applicable to cables used in a variety of applications, including but not limited to, industrial machinery, communication equipment, and appliances. UL 822 ensures that these cables meet certain safety criteria and comply with industry regulations.

The Purpose of UL 822

The primary purpose of UL 822 is to ensure the safety of users and protect against potential hazards associated with the use of power and control cables. This standard sets out specific requirements for cable construction, insulation materials, and performance characteristics. By adhering to these requirements, cable manufacturers can produce products that are safe to use and will not pose a risk to individuals or property.

Key Requirements of UL 822

UL 822 defines several key requirements that cables must meet to be compliant with the standard. Firstly, it specifies that the cables must have sufficient insulation to prevent electrical leakage and potential shock hazards. The standard also outlines thermal aging tests to ensure that the cables can withstand prolonged exposure to high temperatures without deteriorating.

In addition, UL 822 includes requirements for mechanical properties such as flexibility and resistance to impact and abrasion. This ensures that the cables can withstand rough handling during installation and normal operation. Furthermore, the standard sets limits for the release of hazardous substances such as lead and halogens, minimizing environmental impact.

Compliance and Certification

To demonstrate compliance with UL 822, cable manufacturers must undergo testing and evaluation by a recognized testing laboratory. If the cables meet all the requirements outlined in the standard, they can receive UL certification. This certification serves as proof that the cables have been tested and certified for their safety and quality.

When purchasing power and control cables, it is important to look for the UL mark, which indicates that the product has undergone rigorous testing and meets all necessary safety requirements. This mark provides assurance that the cable is manufactured to industry standards and should be safe to use in various applications.

In conclusion, UL 822 is a technical standard that ensures the safety and performance of insulated power and control cables. By defining specific requirements for insulation, mechanical properties, and release of hazardous substances, this standard helps protect users from potential electrical and environmental hazards. When selecting cables, it is essential to choose products with UL certification to ensure their compliance with these safety requirements.


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TAGS Test Probe BTest Probe 18Test Probe 11Go GaugesIEC 61032IEC 60335Test PinTest FingerIEC 60061-3Wedge Probe7006-29L-47006-27D-37006-11-87006-51-27006-51A-2 7006-50-17006-27C-17006-28A-1Test Probe7006-27B-1IEC 61010IEC 60529IEC 60068-2-75