The inputs required for this model for relevant parameters: SAIDI, SAIFI, MAIFI (or MAIFIe) and Telephone Answering are set out below by data source.
Data Input | Source |
| Revenue at Risk | STPIS scheme v2.0 or DNSP’s Distribution Determination (for the relevant period) |
| Telephone Answering incentive rate (if relevant) | |
| Performance targets | DNSP’s Distribution Determination (for the relevant period) |
| Incentive rates | |
| Table 6.7.1 STPIS daily performance | Annual Information Order – Electricity distributors |
| Table 6.3.1 Sustained Interruptions | |
| Table 6.2.4 STPIS Customer summary | |
| Major Event Day threshold | Other (calculated in accordance with Appendix D of the STPIS scheme v2.0) |