Protection against inductive overvoltages
Protection against disturbances - Protective components: use
Article REF: D5172 V1
Protection against inductive overvoltages
Protection against disturbances - Protective components: use

Authors : Michel GRACIET, Joseph PINEL

Publication date: August 10, 1998 | Lire en français

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3. Protection against inductive overvoltages

We distinguish between two cases:

  • the origin of the overvoltage is close to the element or portion of circuit it threatens; its effects can then be calculated;

  • overvoltages come from multiple, unknown sources (as in the case of the 220 V AC network); they need to be estimated globally.

3.1 Protection against known inductive overvoltages

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3.1.1 General

In this field, since the energy to be absorbed is...

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