| STANDARDS OF PERFORMANCE
OF RVPN FOR THE YEAR 2004-05. |
| |
| S.
No. |
Particulars |
Level
specified by the
Commission |
Level
Achieved by
RRVPNL during 2004-05 |
| 33
kV |
11
KV |
| 1. |
System
Availability |
Level
–3 |
98% |
99.585 |
99.31 |
| 2. |
Voltage
Profile |
Class |
Max. |
Min. |
Max. |
Min. |
| 400
kV |
420 |
360 |
434 |
370 |
| 220
kV |
245 |
200 |
250 |
159 |
| 132
kV |
145 |
120 |
149 |
90 |
| 66
kV |
72.6 |
59.4 |
-- |
-- |
| 33
kV |
34.98 |
30.03 |
39 |
23.6 |
| 11
kV |
11.66 |
10.01 |
12.9 |
8.3 |
| 3. |
Voltage
Unbalance |
Level –3 |
| 220
kV and above |
2% |
400
kV |
Nil |
| 220
kV |
9.5 |
| Below
220 kV |
3% |
132
kV |
9.8 |
| 33
kV |
10.51 |
| 11
kV |
9.23 |
| 4. |
Voltage
Variation
Index |
Level –3 |
|
For
higher Voltage |
For
lower Voltage |
| 400
kV |
1.125% |
400
kV |
2.215 |
0.71 |
| 220
kV |
1% |
220
kV |
2.369 |
2.709 |
| 132
kV |
1% |
132
kV |
1.889 |
3.08 |
| 66
kV |
1% |
66
kV |
-- |
-- |
| |
|
33
kV |
2.856 |
2.796 |
| |
|
11
kV |
2.924 |
3.045 |
| 5. |
Frequency
Variation
Index |
As
per IEGC |
|
¨ |
|
|
| |
| 6. |
Loss
of Load
Expectation (LOLE) |
Level
–3 |
2% |
$ |
| 7. |
System
Average
Interruption Frequency Index
(SAIFI) |
|
|
33
kV |
11
kV |
| Level
–3 |
18
per year |
12.53
Nos. |
9.66
Nos. |
| 8. |
System
Average
Interruption Duration Index
(SAIDI) |
|
|
33
kV |
11
kV |
| Level
–3 |
8 hrs. / year |
8.06
Hrs./ year |
6.52
Hrs./ year |
| 9. |
Total
Harmonic
Distortion (THD) |
Level
–3 |
|
¨ |
| IEC
Std. 1000-4-7 or |
| IEEE
Std. 519 |
| Not
to Exceed 1% at EHV Interconnection point. |
| 10. |
Safety
Manual |
To
be published |
|
Draft
under finalization |
| 11. |
List
of Sub-Station Where current Unbalance noticed. |
|
|
¨ |
|
|
| |
| Note :- The authenticity
of figures in respect of voltage profile, voltage un- |
| |
Balance and voltage variation
index are based on manual readings of
Analogue meters.
¨
The measurements of these parameters are not being done at any EHV
GSS because the required instruments are not available for the measurement
of these parameters.
$ The
information is not available and can not be quantified at present. |
| |
| |
| |
