Question
What is the test voltage of the J-Y(St)Y 2x2x0.8 cable according to EN 50090?
Answer
C — 2.5 kV
Source
KNX Basic Course Documentation — 2 — p. 98
All proposed choices (exam context)
- A.4 kV
- B.1.0 kV
- C.2.5 kV✓
- D.6 kV
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