UL 4248-1:2017 PDF Download

The general specifications for fuseholders and equipment made to store fuses used in electrical circuits are laid forth in the UL 4248-1:2017 standard. These fuseholders are designed to be utilized in line with a number of electrical codes, including the National Electrical Code (NEC), the Mexican Electrical Code, NOM-001, and the Canadian Electrical Code, Part I (CE Code Part I).

The two key areas covered by the standard are:

First, fuseholders Included in it are the specifications for fuseholders meant to be used with fuses from the particular classes covered by the ANCE NMX-J-009-248, CSA C22.2 No. 248, and UL 248 series of standards. These standards include numerous kinds of fuses and have several components, from Part 2 to Part 15.

2. Fuseholder accessories: This section of the standard includes any extra items that might be included with the fuseholders, such as covers, indicators, adapters, and other coordinating parts.