3. Extinguishing tip

3.1 General

If the dynamic characteristic were merged with the static characteristic ui = P, as we initially assumed, the arc voltage would reach a theoretically infinite value at the moment the current is cancelled. Fortunately, the reality is different.

The real characteristic passes through a maximum shortly before the current is cancelled; this is the extinction peak 1.4

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Extinguishing tip

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References

- De façon générale, on se reportera utilement aux travaux du Groupe 13 Appareillage de coupure de la Conférence Internationale des Grands Réseaux Électriques (CIGRE), publiés dans la revue Electra et dans les comptes rendus des sessions qui se tiennent à Paris les années paires. Pour la moyenne tension, on se référera aux travaux des Congrès Internationaux des Réseaux...