Traction Siemens - Gaps

Question 1

Does overspeed warning have an Audible tone?

Answer 1

Yes

Question 2

What is bypassed with safety loop?

Answer 2

HOLD-BAD-E
Deadmans
Low MR
Holding brake relay
Door close relay
Overspeed
BCU major event relay
Auto coupler
ESB’s non active cab

Question 3

First thing you need to do when raising pantos manually

Answer 3

Stable