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NERC Policy 1.B and NPCC Document A-6
The IMO adopts changes to Disturbance Control Standard and
10-Minute OR restoration requirements
Presentation to the Market Operations Standing Committee
April 23, 2003
[email protected]
Changes to Disturbance Control Standard and
10-Min OR restoration requirements
1
FULL
1250
1000
(1) Activate OR
4
(2) Reduce OR requirement by the amount activated
750
2
(3) Recover ACE
500
(4) Restore OR requirement
250
0
5
10
15
95
105
3
Contingency
0
ACE
• 15 min (previously 10 min) to recover ACE;
• 90 min (previously 30 min) to restore OR