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| SoP
011 - A : System Average Interrruption Frequency Index (SAIFI) for AGDOM
category |
|
|
1st 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 |
Apr-09 |
2216481 |
615761.8 |
3.60 |
|
| 2 |
May-09 |
2587533.6 |
653381.8 |
3.96 |
|
| 3 |
Jun-09 |
2434226.4 |
605560.8 |
4.02 |
|
|
| SoP
011 - B : System Average Interrruption Duration Index (SAIDI) for AGDOM category |
|
|
1st
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 |
Apr-09 |
11690.00 |
415 |
4856177.82 |
615761.8 |
7.89 |
| 2 |
May-09 |
15889.51 |
377 |
5987938.93 |
653381.8 |
9.16 |
| 3 |
Jun-09 |
45453.46 |
193 |
8764837.74 |
605560.8 |
14.47 |
|
| SoP
011 - C : Momentary Average Interruption Frequency Index (MAIFI) for AGDOM category |
|
1st
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 |
Apr-09 |
23451 |
424 |
9935893.2 |
615761.8 |
16.14 |
| 2 |
May-09 |
25619 |
374 |
9569190.4 |
653381.8 |
14.65 |
| 3 |
Jun-09 |
33223.64 |
283 |
9406894.54 |
605560.8 |
15.53 |
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