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Revision 5.3
Power System Safety Rules
Safety Update
Why TransGrid are changing the Power System Safety Rules (PSSR)
2 /
PSSR Revision 5.3 – 2017, incorporates key changes tha...
Why TransGrid are changing the Power System Safety Rules (PSSR)
3 /
The purpose of TransGrid’s PSSR has never changed.
Saf...
When will the changes happen?
4 /
• Revision 5.3 of the PSSR is effective from Monday 28 August
2017
• The PSSR and its as...
How do I know if there are changes
5 /
All significant new additions and alterations to Revision 5.2 have been highlighted...
Administrative and General Rule Changes
6 /
Purpose statement updated
Power System Safety Rules, Revision 5.3 Updates
Administrative and General Rule Changes
7 /
Responsibilities updated to
reflect current organisational
structure
Training ...
Administrative and General Rule Changes
8 /
Limited Entry Provision
updated to reflect current
businesses processes
In num...
Administrative and General Rule Changes
9 /
Personal protective equipment
clause aligned with TransGrid’s
HSE procedures
P...
Administrative and General Rule Changes
10 /
Work involving apparatus of
other organisations point (c)
updated to make the...
Administrative and General Rule Changes
11 /
The Authorisations table has been revised:
• Category 1 is no longer a mandat...
Administrative and General Rule Changes
12 /
Attachment B: Safe Approach
Distances Table revised including:
• General layo...
Updates to Definitions
13 /
Definition of Extra Low Voltage
(ELV) updated
Definition of Low Voltage (LV)
updated
Definitio...
Updates to Definitions
14 /
EME Guide added, Site
Management Book removed
Defined terms ‘Prohibited Access
Zone’ and ‘Radi...
Category specific changes
Power System Safety Rules, Revision 5.3 Updates15 /
There are no changes to Categories 1 and 2
Category 3 specific changes
16 /
Opening paragraph of Work in
Substations – General updated to
clarify that: High Voltage ...
Category 3 specific changes
17 /
Wording of Substation Hazard 4
updated
Wording of Substation Hazard 7
updated
Wording of ...
Category 3 specific changes
18 /
Rule 3.2 updated to specifically
exclude category 3.2 people from
supervising instructed ...
Category 4 specific changes
19 /
Title of Rule 4.3.2 (a) updated to
provide clarity on its purpose
Rule 4.3.2 (b) updated ...
Category 5 specific changes
20 /
Rule 5.1.3 Updated to reinforce the
requirement to enter and leave a
Designated Work Area...
Do Not Opertate
Do Not Opertate
All persons working
under a HV Access
Authority shall:
(a) Participate in a pre-
work risk...
Category 5 specific changes
22 /
Rule 5.5.5 (b) updated with the
requirement for earth bridging
leads to be locked
Power S...
Category 5 specific changes
23 /
Rule 5.6.3 revised and approved
earthing methods are now
included in the supporting
docum...
Category 6 specific changes
24 /
Rule 6.1 updated to allow category
6.1 people to supervise instructed
persons
Rule 6.1.2 ...
Category 6 specific changes
25 /
New Rule 6.1.4 added ‘Work on
earthing systems’
Power System Safety Rules, Revision 5.3 U...
Category 6 specific changes
26 /
Rule 6.3 (k) revised to remove the
discretionary use of bonding leads
Rule 6.3 (m) revise...
Category 6 specific changes
27 /
New Rule 6.3.6 added for Bridging
of Earthing Systems
Power System Safety Rules, Revision...
Category 7 specific changes
28 /
Rule 7.1.2 removed and
requirements for Dial before you
Dig added to Cables Hazard 2
Rule...
E.L. 80.0m
E.L. 76.0m
E.L. 40.0m
E.L. 20.0m
E.L. 30.0m
E.L. 0.0m
OPTUS A1
TELSTRA A2
TELSTRA A3
TELSTRA A1
OPTUS A2
OPTUS ...
Where to from here?
30 /
• Revision 5.3 of the PSSR comes into effect on 28 August 2017
and can be downloaded from transgr...
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Power Safety System Rules: Revisions effective in version 5.3

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From 28 August 2017, Version 5.3 of the Power Safety System Rules (PSSR) will supersede Version 5.2. Learn about the changes to the Rules.

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Power Safety System Rules: Revisions effective in version 5.3

  1. 1. Revision 5.3 Power System Safety Rules Safety Update
  2. 2. Why TransGrid are changing the Power System Safety Rules (PSSR) 2 / PSSR Revision 5.3 – 2017, incorporates key changes that have taken place since the introduction of Revision 5.2 in 2014. The PSSRs are no different to all other elements of TransGrid’s safety management system, in that they are subject to periodic review frequencies and a desire for continual improvement. The need for revision and the publication of this document, is the culmination of a number of elements including but not limited to: • Feedback from and consultation with frontline staff that use the Rules on a daily basis; and • Recommendations regarding rule changes that were determined through the review of incidents, hazards and near misses Power System Safety Rules, Revision 5.3 Updates
  3. 3. Why TransGrid are changing the Power System Safety Rules (PSSR) 3 / The purpose of TransGrid’s PSSR has never changed. Safety remains our highest priority, with the PSSR being our core document when managing electrical risks for our authorised staff and contractors. Power System Safety Rules, Revision 5.3 Updates
  4. 4. When will the changes happen? 4 / • Revision 5.3 of the PSSR is effective from Monday 28 August 2017 • The PSSR and its associated documents can be downloaded from transgrid.com.au Power System Safety Rules, Revision 5.3 Updates
  5. 5. How do I know if there are changes 5 / All significant new additions and alterations to Revision 5.2 have been highlighted in this version by a vertical sidebar. The following slides highlight the major changes A full list of the changes can be found on page 86 of the PSSR Power System Safety Rules, Revision 5.3 Updates
  6. 6. Administrative and General Rule Changes 6 / Purpose statement updated Power System Safety Rules, Revision 5.3 Updates
  7. 7. Administrative and General Rule Changes 7 / Responsibilities updated to reflect current organisational structure Training and Competency clause updated to refer to a broader range of pre-requisite requirements and define a time limit for use of instructed persons Power System Safety Rules, Revision 5.3 Updates
  8. 8. Administrative and General Rule Changes 8 / Limited Entry Provision updated to reflect current businesses processes In numerous locations within the Rules the word ‘clearance’ has been replaced by ‘Safe Approach Distance’ Power System Safety Rules, Revision 5.3 Updates
  9. 9. Administrative and General Rule Changes 9 / Personal protective equipment clause aligned with TransGrid’s HSE procedures Power System Safety Rules, Revision 5.3 Updates
  10. 10. Administrative and General Rule Changes 10 / Work involving apparatus of other organisations point (c) updated to make the requirements applicable to all categories of work Power System Safety Rules, Revision 5.3 Updates
  11. 11. Administrative and General Rule Changes 11 / The Authorisations table has been revised: • Category 1 is no longer a mandatory pre- requisite for categories 6, 7 and 8 • Addition of category 4.0 • and removal of category 7.6 (unused) Power System Safety Rules, Revision 5.3 Updates
  12. 12. Administrative and General Rule Changes 12 / Attachment B: Safe Approach Distances Table revised including: • General layout • SAD for Extra Low Voltage and Low Voltage revised to current work practices • SAD for Vehicles added NOTE: Safe Approach Distances to High Voltage have not changed Power System Safety Rules, Revision 5.3 Updates SAFE APPROACH DISTANCES Distance(m) Persons No contact 0.25 (250mm) Persons Insulated contact Insulated contact Nominal Voltage (V): ELV <50V AC or <120V DC LV >ELV and <1000V AC or <1500V DC 11-33 66 132 220 275 330 500Nominal Voltage (kV): Persons 0.7 1.0 1.2 1.8 2.3 3.0 3.9 Mobile Plant 3.0 3.0 3.0 6.0 6.0 6.0 8.0 Mobile Plant + 1.2 1.4 1.8 2.4 3.0 3.7 4.6 + Persons + = Persons authorised 4.1, 4.3, 5.5, 6.5 or instructed persons directly supervised by a 4.1, 4.3 or 5.5 Mobile Plant + = Mobile plant operating with restrictive devices applied or an authorised safety observer appointed Vehicles * 0.7 1.0 1.2 1.8 2.3 3.0 3.9 Distance(m) Vehicles * = Includes mobile plant stowed for transit
  13. 13. Updates to Definitions 13 / Definition of Extra Low Voltage (ELV) updated Definition of Low Voltage (LV) updated Definition of mobile plant updated Power System Safety Rules, Revision 5.3 Updates
  14. 14. Updates to Definitions 14 / EME Guide added, Site Management Book removed Defined terms ‘Prohibited Access Zone’ and ‘Radio Frequency Worker Access Zones’ replaced by terms ‘Exclusion Zone – Red’ and ‘Exclusion Zone – Yellow’ Power System Safety Rules, Revision 5.3 Updates
  15. 15. Category specific changes Power System Safety Rules, Revision 5.3 Updates15 / There are no changes to Categories 1 and 2
  16. 16. Category 3 specific changes 16 / Opening paragraph of Work in Substations – General updated to clarify that: High Voltage Areas are included in the scope of category 3 Opening paragraph of 3.1 updated to confirm this category is only for work not affecting substation apparatus Power System Safety Rules, Revision 5.3 Updates
  17. 17. Category 3 specific changes 17 / Wording of Substation Hazard 4 updated Wording of Substation Hazard 7 updated Wording of Substation Hazard 15 updated Power System Safety Rules, Revision 5.3 Updates
  18. 18. Category 3 specific changes 18 / Rule 3.2 updated to specifically exclude category 3.2 people from supervising instructed persons Rule 3.3.3 updated to clarify that only unplanned earth grid breakages need to be repaired on the same day Power System Safety Rules, Revision 5.3 Updates
  19. 19. Category 4 specific changes 19 / Title of Rule 4.3.2 (a) updated to provide clarity on its purpose Rule 4.3.2 (b) updated with additional requirements Power System Safety Rules, Revision 5.3 Updates
  20. 20. Category 5 specific changes 20 / Rule 5.1.3 Updated to reinforce the requirement to enter and leave a Designated Work Area using the approved entrance Power System Safety Rules, Revision 5.3 Updates Do Not Opertate Do Not Ope rtate Do Not Opertate Do Not Ope rtate Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority Access Authority
  21. 21. Do Not Opertate Do Not Opertate All persons working under a HV Access Authority shall: (a) Participate in a pre- work risk assessment; (b) At the start of each day or shift, or upon returning after leaving site, sign on the HV Access Authority to indicate that they understand the warnings/ demonstrations given and their responsibilities under the HV Access Authority; Category 5 specific changes 21 / Rule 5.2 (n) revised to remove the discretionary use of bonding leads Power System Safety Rules, Revision 5.3 Updates
  22. 22. Category 5 specific changes 22 / Rule 5.5.5 (b) updated with the requirement for earth bridging leads to be locked Power System Safety Rules, Revision 5.3 Updates
  23. 23. Category 5 specific changes 23 / Rule 5.6.3 revised and approved earthing methods are now included in the supporting document Rules 5.6.8 and 5.6.9 reworded to improve clarity and the approval requirements for defeating interlocks changed to reflect business processes Power System Safety Rules, Revision 5.3 Updates
  24. 24. Category 6 specific changes 24 / Rule 6.1 updated to allow category 6.1 people to supervise instructed persons Rule 6.1.2 updated with reference to Dial before you Dig Power System Safety Rules, Revision 5.3 Updates
  25. 25. Category 6 specific changes 25 / New Rule 6.1.4 added ‘Work on earthing systems’ Power System Safety Rules, Revision 5.3 Updates
  26. 26. Category 6 specific changes 26 / Rule 6.3 (k) revised to remove the discretionary use of bonding leads Rule 6.3 (m) revised to include multiple work locations Rule 6.4.1 (c) ii ‘aerial conductor’ wording changed to ‘HV conductor’ Power System Safety Rules, Revision 5.3 Updates
  27. 27. Category 6 specific changes 27 / New Rule 6.3.6 added for Bridging of Earthing Systems Power System Safety Rules, Revision 5.3 Updates
  28. 28. Category 7 specific changes 28 / Rule 7.1.2 removed and requirements for Dial before you Dig added to Cables Hazard 2 Rule 7.3 (k) revised to remove the discretionary use of bonding leads All references to Rule 7.6 have been removed Power System Safety Rules, Revision 5.3 Updates
  29. 29. E.L. 80.0m E.L. 76.0m E.L. 40.0m E.L. 20.0m E.L. 30.0m E.L. 0.0m OPTUS A1 TELSTRA A2 TELSTRA A3 TELSTRA A1 OPTUS A2 OPTUS A3 TELSTRA A4 TELSTRA A5 TELSTRA A6 TRANSGRID 1 TRANSGRID 2 TRANSGRID YAGI Category 8 specific changes 29 / ‘Prohibited Access Zone’ and ‘Radio Frequency Worker Access Zones’ replaced by terms ‘Exclusion Zone – Red’ and ‘Exclusion Zone – Yellow’ plus References to ‘Site Management Book’ replaced by references to ‘EME Guide’ Power System Safety Rules, Revision 5.3 Updates
  30. 30. Where to from here? 30 / • Revision 5.3 of the PSSR comes into effect on 28 August 2017 and can be downloaded from transgrid.com.au Power System Safety Rules, Revision 5.3 Updates

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