UL 248-17:2018 PDF Download

The UL 248-17:2018 standard covers fuses that fall under the Class CF category. Specifically, it applies to fuses with ratings of 400 A or less and 600 V ac. However, it should be noted that DC ratings are optional and may be included if necessary.

This standard establishes guidelines and requirements for Class CF fuses to ensure their safe and reliable operation. It is important to adhere to this standard when manufacturing, testing, and certifying Class CF fuses to ensure their compliance with industry regulations and safety standards. By following the guidelines outlined in this standard, manufacturers can ensure that their Class CF fuses meet the necessary criteria for safe use in low-voltage applications.