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| SoP
011 - A : System Average Interrruption Frequency Index (SAIFI) for AGDOM
category |
|
|
4th Quarter |
Year - 2009-10 |
|
Sr.
No |
Month |
Ni - Number of
Customers for each sustained interruptions (in numbers) |
NT - Total No of customers
served
(in Numbers) |
SAIFI =
Ni/Nt
(Monthly SAIFI) |
|
| 1 |
2 |
3 |
4 |
5= 3 / 4 |
|
| 1 |
Jan-09 |
1507865 |
510485 |
2.95 |
|
| 2 |
Feb-09 |
1579933 |
542181 |
2.91 |
|
| 3 |
Mar-09 |
1673805.399 |
568232 |
2.95 |
|
|
| SoP
011 - B : System Average Interrruption Duration Index (SAIDI) for AGDOM category |
|
|
4th
Quarter |
Year -
2009-10 |
Sr.
No |
Month |
Ri =
Restoration Time for each sustained interruption event
(in hours) |
Ni - Number of
interrupted Customers for each sustained interruption event
(in numbers) |
Ri* Ni -
Total customer interrution Duration |
NT - Total No of customers
served
(in Numbers) |
SAIDI =
Ri*Ni/Nt
(Monthly SAIDI) |
| 1 |
2 |
3 |
4 |
5 = 3 * 4 |
6 |
7= 5 / 6 |
| 1 |
Jan-09 |
8313.79 |
356 |
2961201.86 |
510485 |
5.80 |
| 2 |
Feb-09 |
8075.68 |
361 |
2916985.34 |
542181 |
5.38 |
| 3 |
Mar-09 |
10167.20 |
340 |
3454176.80 |
568232 |
6.08 |
|
| SoP
011 - C : Momentary Average Interruption Frequency Index (MAIFI) for AGDOM category |
|
4th
Quarter |
Year -
2009-10 |
Sr.
No |
Month |
IMi =
Number of Momentary interruptions for the month
(in numbers) |
Nmi =
Total no of customers for each momentary interruptions
(in numbers) |
Imi =Nmi
Number of customer Mementary interruptions
(in numbers) |
Nt -
Total no of customers served
(in numbers) |
MAIFI=
Imi*Nmi/
Nt |
| 1 |
2 |
3 |
4 |
5 = 3 * 4 |
6 |
7= 5 / 6 |
| 1 |
Jan-09 |
18871 |
397 |
7492197 |
510485 |
14.68 |
| 2 |
Feb-09 |
18956 |
414 |
7854584 |
542181 |
14.49 |
| 3 |
Mar-09 |
19998 |
395 |
7905541 |
568232 |
13.91 |
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