NERC NERC Protection and Control Systems

Question 1

Which NERC standard establishes maintenance and testing requirements for protection systems?

Accepted Answer

PRC-005

Answer

FAC-001

Answer

MOD-032

Answer

TPL-001

Question 2

Under NERC PRC-005, what is the maximum allowable maintenance interval for a microprocessor-based relay with communication-assisted trip capability?

Accepted Answer

6 years

Answer

1 year

Answer

3 years

Answer

12 years

Question 3

What is the purpose of NERC standard PRC-019?

Accepted Answer

Coordination of voltage regulating controls with protection systems

Answer

Testing of generator step-up transformers

Answer

Maintenance of substation AC station service equipment

Answer

Grounding requirements for transmission towers

Question 4

A 'Single Point of Failure' in a protection system is significant under NERC because:

Accepted Answer

It means one component failure can prevent the system from clearing a fault, risking cascading outages

Answer

It automatically triggers a regulatory fine

Answer

It disqualifies the entity from operating generation

Answer

It requires immediate de-energization of the affected facility

Question 5

Which NERC standard addresses out-of-step protection for the bulk electric system?

Accepted Answer

PRC-026

Answer

PRC-001

Answer

PRC-021

Answer

PRC-027

Question 6

NERC PRC-023 governs which aspect of relay protection?

Accepted Answer

Transmission relay loadability to prevent incorrect operations under emergency loading

Answer

Generator loss of field protection settings

Answer

Automatic reclosing of transmission lines

Answer

Protection of high-voltage direct current systems