Bussmann Class H, J, K, & R Fuse Reducers Data Sheet

Data sheet for Bussmann Class H, J, K, and R fuse reducers with specs, dimensions, and installation notes.


Bussmann Class H, J, K, & R Fuse Reducers Data Sheet - cover page
Brand
BUSSMANN
Document type
Product Leaflet
Language
English
Pages
1
File format
PDF
File size
39 KB
Published
30 October, 2026
Updated
30 October, 2026
MD5 checksum
1B0A3EF701556F5349EBAAD8247AE97D

About this manual

This data sheet details Bussmann’s Class H, J, K, and R fuse reducers, including catalog numbers, voltage ratings, weights, and compatibility. It covers UL and CSA certifications, installation guidelines, and notes on application limits such as no reducers between 250V and 600V or between fuse classes. The document is intended for design and technical use by end users.

What's inside

  • Class H Fuse Reducers
  • Class J Fuse Reducers
  • Class K Fuse Reducers
  • Class R Fuse Reducers
  • Dimensions and Weights
  • UL and CSA Certification
  • Installation Notes

Specifications

Voltage Ratings250V and 600V
Catalog NumberNo. 263 for 30A to 60A
Weight0.38 lbs for 30A to 60A
CertificationsUL Listed (GUIDE # IZZR, FILE #E12853) CSA Certified (CLASS 6225-01, FILE #47235)
Carton Quantity10 pair

Frequently asked questions

What voltage ratings are available for these reducers?

The reducers are available in 250V and 600V ratings.

Are these reducers certified?

Yes, they are UL Listed and CSA Certified.

Can I use these reducers to switch between 250V and 600V?

No, there are no reducers to go from 250V to 600V or 600V to 250V.

Are there reducers for Class T fuses?

No, there are no reducers for Class T fuses.

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