AEP AEP Substation Operations 2

Question 1

What does SCADA stand for in substation automation?

Accepted Answer

Supervisory Control and Data Acquisition

Answer

SCADA (Supervisory Control and Data Acquisition) systems allow operators to remotely monitor and control substation equipment from a control center.

Question 2

What is the role of a capacitor bank in a distribution substation?

Accepted Answer

To improve power factor and provide voltage support

Answer

Capacitor banks supply reactive power to improve power factor and support voltage levels on the distribution system.

Question 3

What is a substation 'switching order' used for?

Accepted Answer

To document and authorize a sequence of switching operations

Answer

A switching order is a written document that authorizes and sequences specific switching operations to safely isolate or energize substation equipment.

Question 4

What is the purpose of an automatic recloser installed on a distribution feeder leaving a substation?

Accepted Answer

To automatically restore power after a temporary fault

Answer

Reclosers automatically interrupt and re-energize a feeder after a temporary fault, restoring service without manual intervention.

Question 5

What is the significance of a substation's short circuit capacity (fault level)?

Accepted Answer

The maximum fault current the substation equipment must withstand

Answer

Short circuit capacity determines the maximum fault current that can flow, which equipment must safely interrupt or withstand without damage.

(AEP) American Electric Power Practice Test

(AEP) American Electric Power Practice Test

AEP AEP Substation Operations 2