Network operations and control centre
The Network Operations and Control Centre (NOCC) forms part of the System Management Division and manages the operation of the distribution network 24 hours a day, 7 days a week.
Switchgear manuals
The switchgear manuals provide a common set of guidelines for safe and efficient operation of electrical switchgear.
- Switchgear instruction manual #1 (PDF 48mb - large file - updated 26 October 2010)
- Switchgear instruction manual #2 (PDF 75mb - large file - added 5 July 2010)
Electrical systems safety procedures
Electrical System Safety Rules (ESSR) (PDF 2.8 Mb - added 29 May 2012)
These procedures outline the minimum electrical safety standards for switching and accessing our transmission and distribution networks.
Note: Where inconsistencies exist, the ESSR takes precedence over the safety manual and switching operators manual.
To view PDF files you will need Adobe Acrobat Reader.




