AUC 207 Add. 9B Procedures for Grounding Catenary Wires Flashcards
1
Q
This addendum applies to the response of Amtrak’s emergency power removal procedures for the 12 kv, 25 hz catenary power in the East River & North River tunnels.
A
In addition to grounding switches, grounding sticks in addition to the switches provide a level of redundancy that will optimize an expedited response.