Oldpics sp. z o.o. | 03-130 Warszawa | ul. Milenijna 43/2 | NIP: 5213662992

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Official question no. 4113

This question applies to categories: POZWOLENIE

Active navigation category: POZWOLENIE

What is the purpose of the drive lock circuit ("green line")?

1. It prevents the tram from entering a track occupied by a tram driving from the opposite direction.

2. It prevents the tram driving with open (half-open) doors.

3. It allows passengers to open the door before the tram stops.