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Elements and Performance Criteria

1. Interpret requirements
   • Notification of switching program requirement is confirmed and assessed, in accordance with workplace procedures
2. Area of planned outage is identified in consultation with appropriate personnel and use of power generation system diagrams, drawings and maps
3. Work details are interpreted from outage request and draft switching program, in accordance with workplace procedures
4. Research switching programme
   • Implications of switching program on the power generation system are identified and recognised, in accordance with workplace procedures
5. Types and function of switchgear to be operated are identified, in accordance with workplace procedures and their suitability for operation under forecast system conditions during scheduled outage is assessed
6. System loadings, limitations and alternate supply route capabilities are evaluated, in accordance with workplace procedures to ensure system integrity
7. Consultation with appropriate personnel affected by the switching programme is undertaken, in accordance with workplace procedures
8. Location of isolation points are identified, in accordance with workplace procedures, to ensure shortest route when determining sequence of switching steps
9. Safe working clearances are identified and maintained, in accordance with workplace procedures, and legislative requirements
10. High Voltage (H.V.), Low Voltage (L.V.) and control circuitry is examined, in accordance with workplace procedures to ensure no back-feed is possible
11. Draft switching program
    • Switching program draft is documented, in accordance with workplace procedures, stating location, apparatus and its' identification and the operation to be conducted
12. Permit to work procedures are implemented, if required, in accordance with workplace procedures
13. Switching program is planned and implemented, in accordance with workplace procedures
14. Switching program is checked for omissions, in accordance with workplace procedures
15. All documentation supporting the switching program is completed, in accordance with workplace procedures
16. Validate switching program
    • Switching program is forwarded to appropriate personnel for verification, in accordance with workplace procedures
17. Documentation is recorded, in accordance with workplace procedures

Range Statement

Range is restricted to essential operating conditions and any other variables essential to the work environment. Non-essential conditions may be found in the Companion Volume Implementation Guide.

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