Transmission Operator

Question 1

Function of the TO?

Answer 1

Operates or directs the operations of the transmission facilities.
Maintains local-area reliability.

Question 2

How does the TO perform their functions?

Answer 2

Operates the transmission system in a manner that maintains :

1. Voltage profiles and the System Operating Limits
2. Honors transmission equipment limits established by the Transmission Owner.

Question 3

The TO is under who’s direction respecting wide area reliability?

Answer 3

The Reliability Coordinator.

Question 4

The TO, under the direction of the _______, can take the following action to help mitigate an Energy Emergency and system restoration?

Answer 4

1. The Reliability Coordinator

2. implement voltage reductions

Question 5

The TO, in providing the responsibility of overall maintenance plans, does what?

Answer 5

1. Specifying the maintenance periods of transformers and breakers.
2. Develops maintenance schedules based on the Transmission Owner’s requirements.
3. Provides those schedules to the Reliability Coordinator.

Question 6

Many times, the TO is bundled up with the ______ or the ________.

Answer 6

1. The RC

2. The Transmission Owner.

Question 7

Two examples of bundles.

Answer 7

1. Bundled with the RC where the RTO is a NERC certified as RC and TO, and the RTO delegates responsibilites to members.
2. Bundled with the TO where the RTO is the RC and the members are Transmission Owners and Transmission Operators.