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Question #782

What is the safe distance between a crane or its load and the outermost conductors of power lines with a nominal voltage from 1 kV to 15 kV?

Jaka jest bezpieczna odległość żurawia lub ładunku od skrajnych przewodów linii elektroenergetycznych o napięciu znamionowym od 1kV do 15kV

a
3 m

3m

b
15 m

15m

c
5 m

5m

Correct answer

d
20 m

20m

Why?

For this question, select 5 m. The precise legal nominal voltage (napięcie znamionowe) range is above 1 kV through 15 kV inclusive. The 3 m clearance applies up to and including 1 kV.

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