At what type of switching station can you find an H13 tiebreaker?

The K01 breakers at bulk stations are rated at 115 KV.
True False

What really protects and monitors the feed between PG&E and BART?

The PIPE 34.5 KV cables are pressurized with a combination of argon and helium.
True False

What protective feature prevents the paralleling of switching stations that are not phase compatible?

What are the 34.5 KV breakers that join or isolate cable sections called?