Fuse or Circuit Breaker ?

For everything you ever wanted to know about fuses.

Sécurité Fusible Fuse Safety

Why choose the Fuse ?

Why choose the fuse for electrical protection?

Discover the 4 main advantages of the fuse technology:

   Ensure the safety of users   Guarantee the reliability of the installation   Achieve cost savings   Choose an eco-friendly solution

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FAQ – Our Most Frequently Asked Questions

Here are our 10 most frequently asked questions – and answers – about fuses.

Your questions answered – to submit your fuse related queries and comments, please email to profuseinternational@gmail.com.

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Popular Fuse Misconceptions

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Fuse Selection

The selection of fuses is a very simple operation in the vast majority of cases: first, you nedd to know the application in question and then choose the fuse best suited to this application.

Then, check the voltage level and the operating current.

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Breaking Capacity

Breaking capacity is the stated limit to which a fuse is tested in term of its ability to break a short circuit current.

It is usually measured in Kilo Amps for industrial fuse links. An example of this would be the NH fuse which can safely interrupt up to 120,000A (120KA) at its rated voltage …

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Fuse Selectivity

When used in distribution circuits, fuses can be cascaded in rating to isolate certain parts of the distribution circuit while leaving the other parts unaffected.

This is an essential function of a fuse protected distribution circuit to prevent unwanted power outages due to a local fault at another location on the circuit.

Under IEC60269 guidelines, …

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Useful websites



  • Arc flash protection


  • Monthly electrical Newsletter


  • ICEFA : International Conference on Engineering Failure Analysis


  • IET : Professional Home for Life for Engineers and Technicians


  • BEAMA: BEAMA provides leadership, expertise and independent influence in the areas of product safety, …

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