Question

How does loop area relate to lightning-induced surges in a KNX installation?

KNX BasicLearnKNX InstallationMedium
Answer

D — The larger the loop area, the larger the expected peak surge.

Correct: the source states peak surge grows with loop area.

Source

KNX Basic Course Documentation — 13 — p. 114

All proposed choices (exam context)
  1. A.The larger the loop area, the smaller the surge.
  2. B.Loop area has no effect on surge magnitude.
  3. C.Only loops smaller than 1 m2 generate surges.
  4. D.The larger the loop area, the larger the expected peak surge.
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Last updated: 19 May 2026

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