Question
In a common installation box with a partition, what clearance and creepage distance does the source require between mains and bus?
Answer
C — 5,5 mm.
Correct: the source requires 5,5 mm clearance and creepage distances.
Source
KNX Basic Course Documentation — 8 — p. 108
All proposed choices (exam context)
- A.2,5 mm.
- B.8 mm.
- C.5,5 mm.✓
- D.0,5 mm.
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