UL-compliant

Fuse holders with UL approval Before implementing a UL configuration, it is mandatory that you contact your UL certificate authority and discuss the necessary boundary conditions. When using fuse holders, care must be taken that they have also been tested and manufactured in accordance with the applicable standards of the UL certificate authority.

The integrated protection against short circuit is no substitute for the external mains protection. The protection must comply with the manufacturer’s data as well as the national and international regulations and laws.

Use UL mains fuses of the class “J”.

For alternatives to the UL fuses of the class “J”, be sure to refer to the UL standard “UL 508A, chapter SB4.2.3, exception no.1”.

Depending on the achievable SCCR level, various fuse protection options are available: