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| SoP
011 - A : System Average Interrruption Frequency Index (SAIFI) for AGDOM
category |
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|
|
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 |
7329466 |
584118.8 |
12.55 |
|
|
| 2 |
May-09 |
6418360.2 |
611978.8 |
10.49 |
|
|
| 3 |
Jun-09 |
4949192 |
617243 |
8.02 |
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| SoP
011 - B : System Average Interrruption Duration Index (SAIDI) for AGDOM category |
|
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|
|
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 |
77936.53 |
332 |
25862219.08 |
584118.8 |
44.28 |
| 2 |
May-09 |
45308.96 |
354 |
16036739.44 |
611978.8 |
26.20 |
| 3 |
Jun-09 |
21073.70 |
424 |
8933046.78 |
617243 |
14.47 |
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| SoP
011 - C : Momentary Average Interruption Frequency Index (MAIFI) for AGDOM category |
|
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|
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|
|
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 |
41741.5 |
418 |
17435492.9 |
584118.8 |
29.85 |
| 2 |
May-09 |
42748.1 |
443 |
18940378.1 |
611978.8 |
30.95 |
| 3 |
Jun-09 |
36836 |
426 |
15678223 |
617243 |
25.40 |
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