Question
How should the shielding of KNX bus cables be treated regarding the equipotential bonding bar?
Answer
D — It may not be connected to the equipotential bonding bar
Correct: The shielding of the bus cables may not be connected to the equipotential bonding bar.
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An error or unclear wording? Report this questionAll proposed choices (exam context)
- A.It must be bonded to the equipotential bar at every device
- B.It must be earthed at the power supply only
- C.It must be connected to the protective earth of the mains
- D.It may not be connected to the equipotential bonding bar✓
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