Network standards

Network Standards outline compulsory procedures for persons working on or near Ausgrid's distribution network. Ausgrid will rewrite standards from time to time or make amendments using CIA documents or NSA documents.

Standard	Amendments
NUS100 Field Recording of Network Assets 2Mb Details the procedure that must be followed when recording site specific details on Field Recording Sheets	NSA1617 (8/06/2011)
NS104 Specification for Network Project Design Plans 133kb New edition of Ausgrid’s specification for Network Project Design Plans	NSA1563 (14/04/2010)
NS109 Design Standards for Overhead Developments 315kb Details design criteria for 415V and 11kV overhead reticulation systems	NSA1325 (18/03/2004)
NS110 Design and Construction Standard for URDs 317kb Provides the design and construction criteria for 415V and 11kV reticulation systems in Underground Residential Distribution (URD) estates situated within the supply area of Ausgrid.	NSA1635 (8/02/2012)
NS112 Design Standards for Commercial/Industrial Developments 406kb Details design criteria for 415V and 11kV reticulation systems and for street lighting in commercial and industrial developments	NSA1635 (8/02/2012)
NS113 Site Selection and Construction Design Requirements for Chamber Substations 316kb Provides minimum site selection, building design and construction requirements for the establishment of new Chamber Substations with ratings up to and including 4.5 MVA. Applies to Surface, Elevated, Upper Level and Basement Chamber Substations, Control Point Chambers and Chambers for High Voltage Customer Connections. Reference drawings - high res (individual drawings).
NS114 Electrical Design Standards for Chamber Type Substations March 2007 417kb Details the criteria for electrical design of chamber type distribution substations Reference drawings - high res (individual drawings).	NSA1571 (23/04/2010) NS114 Appendix E (13/03/2007)
NS114 Appendix E Merlin Gerin - Ausgrid Chamber Substation indoor switchgear - installation, operation and maintenance instructions 1Mb
NS116 Design Standards for Distribution Earthing 340kb Provides the criteria for earthing of distribution substations to be connected to Ausgrid’s network. Reference drawings - high res (individual drawings).
NS117 Design and Construction Standards for Kiosk Type Substations 191kb Details the criteria for electrical design of kiosk type distribution substations: This Standard replaces: NS 117 Design Standards for Kiosk Type Substations, October 1997, as amended, NS 140 Construction Standards for Kiosk Type Substations Sydney Region, October 1997, as amended, NS 142 Construction Standards for Kiosk Type Substations – Hunter Region, October 1997, as amended, Reference drawings - high res (individual drawings).	NSA1629 (30/09/2011)
NS119 Street Lighting Design and Construction 841kb Provides the design criteria for street and other lighting. Reference drawings - high res (individual drawings).
NS122 Pole Mounted Substation Construction 3Mb Details the requirements for constructing pole transformers Reference drawings - high res (individual drawings).
NS124 Specification for Overhead Service Connections up to 400 Amps, April 2007 118kb NS 124 provides the requirements for the erection and connection of overhead service cables, up to and including nominal 400 Amps in Ausgrid’s supply area. Reference drawings - high res (individual drawings).	NSA1541 (20/11/2009)
NS125 Specifications for Low Voltage Overhead Conductors 1Mb Details the fittings and installation of LV ABC	NSA1366 (10/10/2005)
NS126 Specification for Design and Construction of High Voltage Overhead Mains 431kb This edition supersedes NS 126 Specification for HV Overhead Conductors, February 1998, as amended. Reference drawings - high res (individual drawings).	NSA1567 (18/08/2010)
NS127 Specification for Low Voltage Cable Joints and Terminations 4Mb Details a number of LV cable joints and terminations.	NSA1630 (13/10/2011) NSA1636 (30/01/2012)
NS128 Specification for Pole Installation and Removal 586kb Details the requirements for positioning, handling and removal of poles Reference drawings - high res (individual drawings).	NSA1604 (5/04/2011)
NS129 11kV Joints and Terminations - Paper Insulated Lead Covered Cables 1Mb Details a number of 11kV PILC cable joints and terminations Reference drawings - high res (individual drawings).	NSA1587 (2/09/2010)
NS130 Specification for Laying of Underground Cables Up to 22 kV 1Mb Details the requirements for trenching, reinstatement, and laying underground conduits and cables, up to and including nominal 22,000 Volts in Ausgrid’s supply area.	NSA1536 (22/09/2009) NS130 Appendix J (20/07/2009) NS130 Appendix K (22/09/2009)
NS130 Appendix J Installation of Network Ductlines Through Buildings 61kb External Appendix J for NS130	NSA1535 (4/08/2009) NS130 (21/11/2008) NS130 Appendix K (22/09/2009)
NS130 Appendix K Testing Of Backfills: Thermal Resistivity 123kb	NS130 (21/11/2008) NS130 Appendix J (20/07/2009)
NS135 Specification for the Design & Construction of Overhead Sub-Transmission Lines 338kb Specifies the requirement for the design and construction of overhead sub-transmission lines for use on the Ausgrid network Reference drawings - high res (individual drawings).	NSA1620 (11/07/2011)
NS136 Assessment and Management of Low Voltage Parallels 74kb Defines the management process for low voltage parallels within Ausgrid	NSA1431 (4/10/2007)
NS141 Specification for Site Selection for Kiosk Type Substations 241kb Provides the criteria for siting of kiosk distribution substations in all off-street locations, footpath sites and in all areas of Ausgrid. Reference drawings - high res (individual drawings).	NSA1633 (14/11/2011)
NS143 Easements 193kb Details the basic requirements for easements	NSA1364 (19/09/2005)
NS145 External Appendix M - Private Poles in Ausgrid’s Franchise Area 2Mb Describes the various poles owned by Rail Corp, Telstra, RTA, Local Councils etc.	NS145 (1/06/2011) NSA1570 (20/04/2010)
NS145 Pole Inspection and Treatment Procedures 1Mb Describes the inspection, assessment and treatment procedures for timber poles, reinforced poles, concrete and steel poles, lighting standards, lightning masts and water crossing sign supports
NUS146 Safety Inspection Procedure for Working on Poles 394kb Describes the decision making process to be used in deciding whether a pole is safe to climb, or to work on from an elevating work platform.
NS148 Overhead Line & Street Lighting Supports, Pits, Pillars, and Ancillary Assets Numbering 576kb Details the allocation and installation of identification labels for overhead line supports, street lighting poles, pits, distribution pillars, and ancillary assets.	NSA1474 (28/05/2008)
NS149 Drawing Content for Chamber Type Substations, Control Points, Cable Risers and Ductlines 126kb Ausgrid’s specification for the minimum content of the design drawing package required by Ausgrid for design of chamber type substations, control points, cable risers and ductlines.	NSA1346 (13/01/2005)
NS156 Working Near or Around Underground Cables 1Mb NS 156 provides information on steps must be taken to ensure that work near Ausgrid's network does not reduce the reliability of the electrical network or create safety hazards for Ausgrid’s staff, the public and workers.
NS158 Labelling of Mains and Apparatus, December 2009 2Mb Ausgrid's specification for labelling of mains & apparatus. The second edition of NS 158 makes updates to most sections of the first edition.	NSA1628 (12/09/2011)
NS161 Specification for Testing of Underground Cables 545kb Ausgrid's specification for testing pilot, low voltage and high voltage distribution and sub-transmission cable installations
NS162 Specification for the Installation of Communication Cables in Ductlines and Substations 187kb Details the requirements for installing third party fibre optic or conductive communications cables in Ausgrid's ductlines and extending them through Ausgrid substations	NSA1337A (27/07/2004)
NS165 Safety Requirements for Non-Electrical Work in and around Live Substations 315kb Details the specification and requirements for construction work, including excavation, in Ausgrid's major substations and switching stations.	NSA1593 (28/09/2010)
NS167 Positioning of Poles and Lighting Columns 192kb Covers the requirements and responsibilities for selecting distribution and sub-transmission pole positions and street lighting column positions	NSA1407 (16/04/2007)
NS168 Specification for the Design and Construction of Underground Sub-Transmission Lines 277kb NS 168 specifies the requirements for the design and construction of underground sub-transmission lines for use on the Ausgrid network	NSA1497 (10/11/2008)
NS169 Telecommunications Installations on Ausgrid HV Transmission Towers 379kb This NS specifies the technical requirements for the attachment of telecommunications installations to high voltage steel transmission towers
NS171 Firestopping in Substations 831kb Details Ausgrid’s specification and requirements for the installation of firestopping materials in openings in substation walls, floors and ceilings Reference drawings - high res (individual drawings).	NSA1521 (8/04/2009)
NS172 Design Requirements for Cable Jointing Pits and Vaults 211kb Reference drawings - high res (individual drawings).	NSA1573 (13/05/2010)
NUS174 Environmental Procedures 98kb Outlines the environmental procedures to be adopted by all personnel involved in the construction, maintenance and operation of EnergyAustralia’s network.	NUS174 A (27/06/2005) NUS174 B (20/05/2011) NUS174 C (29/03/2006)
NUS174 A EIA Worksheet 485kb	NUS174 (29/05/2006) NUS174 B (20/05/2011) NUS174 C (29/03/2006)
NUS174 B NUS174B EIA Guideline Supplementary Note 143kb	NUS174 (29/05/2006) NUS174 A (27/06/2005) NUS174 C (29/03/2006)
NUS174 C Environmental Handbook for Construction and Maintenance 4Mb	NUS174 (29/05/2006) NUS174 A (27/06/2005) NUS174 B (20/05/2011)
NS177 11kV Joints (including Transition Joints) & Terminations -Polymeric Insulated Cables, 2nd Edition, January 2010 2Mb Specifies the requirements for making joints and terminations on 11,000 Volts polymeric insulated cables in Ausgrid’s supply area. This Standard also specifies the requirements for transition joints from polymeric insulated cables to paper insulated lead covered (PILC) cables. Reference drawings - high res (individual drawings).	NSA1606 (21/03/2011)
NS178 Secondary System Requirements for Major Substations, April 2008 201kb Covers the planning and design requirements for metering and indication for sub-transmission feeders, sub-transmission substations and zone substations - and replaces NS 178 of January 2004	NSA1602 (16/02/2011)
NS179 Vegetation Safety Clearances 737kb Covers the vegetation clearance requirements for vegetation in the vicinity of high voltage and low voltage lines, poles, attachments to poles, streetlights, standards and towers.
NUS181 Approval of Materials and Equipment, and Network Standard Variations 98kb Details the approval requirements of materials and equipment used in the construction of, and which ultimately forms part of, Ausgrid’s electrical network. This standard also details the approval requirements of Network Standard variations.	NSA1343 (8/02/2012) NSA1561 (17/03/2010)
NS183 Installation of Private Attachments on Ausgrid Poles 1Mb Details the procedures required to ensure that proposals to install third party attachments on Ausgrid's power poles and lighting columns are properly handled and comply with Ausgrid standards.	NSA1632 (14/10/2011)
NS185 Major Substations Building Design Standard 263kb Details the general requirements for various Construction, Architectural, Civil and Structural engineering aspects to be considered and included into the design of Major Substations	NSA1622 (8/08/2011)
NS186 Major Substations Civil Works Design Standard 237kb Details the general requirements for various Construction, Architectural, Civil and Structural engineering aspects to be considered and included into the design of Major Substations.	NSA1574 (14/05/2010)
NS187 Passive Fire Mitigation Design of Substations 147kb Details Ausgrid’s minimum requirements for passive fire protection systems needed to provide protection of Ausgrid’s substations.	NSA1623 (8/08/2011)
NS188 Design for Substation Overpressure, March 2006 99kb Details the design requirements for the management of substation overpressures resulting from arc faults and deflagrations	NSA1565 (18/03/2010)
NS189 Oil Containment for Major Substations 255kb Details the general requirements for oil containment in major substations.	NSA1578 (7/12/2010)
NS190 Oil Containment Operational Requirements for Major Substations, June 2006 442kb Details the general requirements for the operation of oil containment systems at major substations	NSA1526 (21/05/2009)
NS191 Batteries & Battery Chargers in Major Substations 84kb Details 110 V battery and battery charger systems within new Major Substations consisting of Sub-transmission and Zone Substations.
NS194 Connection of Embedded Generators 427kb Outlines the requirements an Embedded Generator should fulfil when connecting to the Ausgrid’s network	NSA1538 (6/10/2009)
NS195 High Voltage Customer Connections (HVCs) 120kb NS 195 outlines the requirements of a high voltage customer connection to Ausgrid’s Distribution System Reference drawings - high res (individual drawings).	NSA1525 (28/04/2009)
NS196 Mobile Generators 147kb Details the requirements for the connection and operation of Mobile Generators on Ausgrid's network	NSA1387 (30/05/2006)
NUS199 Safe Electrical Working on Low Voltage Assets 2Mb Outlines mandatory safe electrical working requirements applicable to all Accredited Service Providers working on various low voltage assets	NSA1475 (6/06/2008)
NS200 Major Substations Ventilation Design Standard, July 2010 122kb Details the technical aspects to be considered in the design of ventilation systems for Ausgrid major substation buildings. Generally this includes new zone and sub-transmission substations.	NSA1608A (22/03/2011)
NS201 All Dielectric Self Supporting Fibre Optic Cabling for Installation on Distribution Assets, February 2008 625kb NS 201 is Ausgrid’s specification for the design and installation of Aerial All Dielectric Self Supporting Fibre Optic Networks
NS203 Planning and Design Standards for Electrical Network Communications Assets, July 2009 941kb Provides the design criteria for Ausgrid personnel associated with the planning, design, construction, maintenance and auditing of communication network assets used to support the electrical network.
NS204_2_1 Communications Pits – Specifications and Installation Guidelines 170kb Provides the specifications and guidelines for the purchase and installation of communication pits (buried and surface) to be used in the Ausgrid communications network for fibre optic cable installations, particularly when installed independently of power cable routes.
NS208_2_1 Telecommunications Substation Communications Cabinets Architecture Design Work Instruction 398kb Network Standard NS208 defines the architecture, design, procurement and installation of the Ausgrid communications rack and communications equipment for use within the Ausgrid substations. This document is one of a family of documents which encompass NS208.	NS208_2_2 (10/01/2011) NS208_2_3 ()
NS208.2.2 Telecommunications Substations - Communications Cabinet Interconnectivity 91kb This document defines the connectivity to be deployed when designing optical fibre systems in substations and depots. NS208 is a family of documents detailing the design of Communications Panels and associated infrastructure. Reference drawings - high res (individual drawings).	NS208_2_1 (5/10/2011) NS208_2_3 ()
NS208.2.3 Telecommunications Substation Communications Cabinet Allocation Design Work Instruction 77kb This document defines the quantity and broad function of communications cabinets to be deployed when designing communication systems in substations and depots. NS208 is a family of documents detailing the design of Communications Panels and associated infrastructure.	NS208_2_2 (10/01/2011) NS208_2_1 (5/10/2011)
NS209 Guide to Operating Plant and Cranes Near Overhead Power Lines 527kb Provides the safety requirements for operating cranes and plant near overhead power lines by Ausgrid personnel or by others working for Ausgrid.
NS210 Documentation and Reference Design Guide for Major Substations, February 2009 230kb Details general documentation and reference design guidance for the Environmental, Civil, Architectural, Electrical Primary and Electrical Secondary aspects that shall be considered and included into the design and construction of Ausgrid’s major substations.	NSA1631 (11/10/2011)
NUS211 Working with Asbestos Products 2Mb Details the requirements for safely working with, and/or removing from the workplace, materials containing asbestos	NSA1597 (21/12/2010)
NS212 Integrated Support Requirements for Ausgrid Network Assets 236kb This documents sets out the required support requirements, including documentation, spares and training required for new network assets. This information is required to be delivered with any new type of asset being added to the Network.
NS214 Guide to Live Line Design Principles 86kb Applies to the design of overhead mains to facilitate the use of HV Live Line techniques.
NS215 Telecommunications Design – Work Instruction Allocation and Recording of Fibre Use, January 2010 991kb Specifies the method by which optical fibre should be allocated and optical fibre usage should be recorded.
NS219 Telecommunications Telephone Allocation and Isolation - Design Work Instruction 76kb
NS220 Overhead Design Manual 5Mb NS220 is to be used to support the overhead line design process. Its purpose is as a standard designer’s checking tool and a training aid. See also PEC Vsn 1.973 Pole Embedment Calculator	NS220_PECGuide (12/05/2011) NS220 PEC V1_976 (25/07/2011) NSA1601 (14/02/2011)
NS220 PEC V1_976 NS220 Pole Embedment Calculator V1.976 6Mb Spreadsheet to calculate Pole Embedment depths for different field conditions of soil type and loading to be used in conjunction with Network Standard NS220.
NS220_PECGuide PEC Calculator V 1.974 User Guide 341kb The user manual for the Pole Embedment Calculator Spreadsheet associated with NS-220 Overhead Design Manual
NS221 Telecommunications, Changes To In Service Teleprotection Equipment, Configuration Policy 79kb Outlines the requirements to be met when intending to apply hardware and/or software configuration changes to teleprotection equipment carrying live traffic
NS222 Major Substation Earthing Layout Design 341kb NS 222 sets out the objectives and basic configurations required of an earthing layout for major substations. It also specifies procedures and acceptable practice by which these shall be achieved.	NSA1634 (15/11/2011)
NS224 Low Voltage (240/415V) Suburban Commercial & Industrial Underground Distribution Utilising Pillars 6Mb Specifies the requirements for the construction of low voltage (240/415 volt) suburban commercial and industrial underground distribution systems utilising pillars in Ausgrid’s supply area.	NSA1621 (28/07/2011)
NS230 Testing of Distribution Substations, September 2011 351kb	NSA1626 (6/09/2011)