NERC Reliability Standards Time Requirements Test 2024.

NERC Reliability Standards Time Requirements Test 2024. 30 consecutive clock-minutes - ANSWER Each Balancing Authority shall operate such that its clock-minute average of Reporting ACE does not exceed its clock-minute Balancing Authority ACE Limit (BAAL) for more than _____, calculated in accordance with Attachment 2, for the applicable Interconnection in which the Balancing Authority operates. 30 minutes - ANSWER The Balancing Authority's AGC shall compare total Net Actual Interchange to total Net Scheduled Interchange plus Frequency Bias obligation to determine the Balancing Authority's ACE. Single Balancing Authorities operating asynchronously may employ alternative ACE calculations such as (but not limited to) flat frequency control. If a Balancing Authority is unable to calculate ACE for more than _____ it shall notify its Reliability Coordinator. 6 seconds - ANSWER The Balancing Authority shall ensure that data acquisition for and calculation of ACE occur at least every _____. hourly - ANSWER Each Balancing Authority shall perform _____ error checks using Tie Line megawatt-hour meters with common time synchronization to determine the accuracy of its control equipment. The Balancing Authority shall adjust the component (e.g., Tie Line meter) of ACE that is in error (if known) or use the interchange meter error (IME) term of the ACE equation to compensate for any equipment error until repairs can be made. annually - ANSWER Each Balancing Authority shall at least _____ check and calibrate its time error and frequency devices against a common reference. hourly - ANSWER Each Balancing Authority shall calculate and record _____ Inadvertent Interchange. hourly - ANSWER Each Balancing Authority shall ensure all of its Balancing Authority Area interconnection points are equipped with common megawatt-hour meters, with readings provided _____ to the control centers of Adjacent Balancing Authorities. 10 minutes - ANSWER If a Balancing Authority denies a Reliability Adjustment Arranged Interchange, the Balancing Authority must communicate that fact to its Reliability Coordinator no more than _____ after the denial. 2 hours - ANSWER Each Transmission Service Provider shall approve or deny each on-time Arranged Interchange or emergency Arranged Interchange that it receives and shall do so prior to the expiration _____ if submitted greater than one hour after the start time.