Question
Which statement about the choke in KNX TP power supplies is correct?
Answer
C — Some PSU types have an integrated choke; others need an additional external choke
Correct: The source states exactly this.
Start 10 free questions
Free · No account · No payment card
An error or unclear wording? Report this questionAll proposed choices (exam context)
- A.Every PSU always requires a separate external choke
- B.A choke is only needed on the 230 V mains side
- C.Some PSU types have an integrated choke; others need an additional external choke✓
- D.Chokes are never used in KNX TP installations
Full bank
Keep going with the full KNX Basic bank
Keep going with the full KNX Basic bank: unlimited timed mock exams, detailed answers, history. From €9 (one-time payment).
See pricing — from €9 →Want more?
Continue KNX Basic practice
Related questions
- What nominal system voltage does a KNX TP power supply unit produce and monitor?KNX Installation
- What is the minimum voltage a KNX TP bus device needs for safe operation?KNX Installation
- For at least how long can a KNX power supply unit bridge a short interruption of the mains?KNX Installation
- How is a KNX TP line supplied with bus voltage?KNX Installation
- Why is a KNX TP power supply unit resistant to short circuits?KNX Installation