Install smoke alarms on each level of the home, out. Ieee std 12682005 ieee guide for safety in the installation. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Often times, the use of such signs alone is not adequate as an employee especially a nonqualified employee may accidentally come in direct contact with an energized circuit. The purpose of this project is to provide recommendations to. Our highly experienced engineering team can carry out a free site visit to survey electrical switchrooms and substations for electrical substation safety equipment requirements. The health and safety file appendix 1 document g2 guidance for contractors on oldbury site appendix 2 document g site hse rules. Safety around substations normally, electricity substations are safe, reliable and not dangerous to the public. Ieee guide for safety in the installation of mobile substation equipment. Substation safety incident prevention dedicated to. For safe operation and maintenance, a thorough knowledge of the substation, including aerial and underground. The document describes safe work practices for the control of hazardous situations.
The safety policy lf its not safe, dont do it is important not only for your safety, but the safety of your coworkers. Manual for transmission lines and substation construction and. Read online practical electrical substation safety for engineers. Amess or en12 allows the holder independent entry to substations with exposed live bus bars. On completion, we are happy to make a recommendation for suitable electrical safety equipment at each switchroom location. Voltages at transmission substations, highvoltage electricity passes through a transformer. Safety compliance checklist electrical utilities general 29 cfr 1910 y are workers wearing proper protective equipment ppe, such as gloves and sleeves.
Where workers report to and work regularly at substations, these substations would be fixed work locations. Early equipment replacement due to inadequate ratingis a significant financial risk. Transformer protection application guide this guide focuses primarily on application of protective relays for the protection of power transformers, with an emphasis on the most prevalent protection schemes and transformers. Substation safety manual free download as pdf file. Fortunately, substation construction standards and the national electrical safety code have changed over the years to help reduce hazards. All persons are required to be aware of the substation emergency response manual. While most of the safety practices stem out of common sense and practical learning, some potential problem areas may skip attention. To include field level electrical skill and performance evaluations and certification. There are a number of hazards unique to substations. Stripped topsoil shall be kept separate from excavated subsoil. Arcflash and other electrical safety hazards 27 electrical safety hazards 27 electric shock 27 arcflash and arc blasts 28 arcflash metrics 29 arcblast effect 31 light and sound effects 31 electrical hazard analysis 32 shock hazard analysis 32 approach boundaries 32. Insulation and its role in safety enclosures for safety ip classification adverse thermal effects and prevention isolation and blocking of switching to prevent hazards role of standards in safety the program electrical substation safety is an important issue in utility networks as well as large industrial installations. The substation design manual is not intended to replace asset management standards, but rather. The manual is applicable for all substation projects regardless of internalexternal design delivery mode.
The material outlined in this manual outlines the requirements of the doe hoisting and rigging program. It details the electrical hazards which must be managed to ensure the safety of personnel when working in switchyards, substations, high voltage areas including cable tunnels, general. The contact person is responsible for meeting the expectations for substation site use. The input for a distribution substation is typically at least two transmission or subtransmission lines. Offshore substation design development of standards. Lets take a look at some of the important safety measures that can minimise highrisk security threats commonly encountered in substations. Pdf analysis on safety measures of substation maintenance. Construction safety checklist find and record common construction hazards. The mission of femp is to facilitate the federal governments implementation of sound, cost. Safety ppt free download as powerpoint presentation.
For latest authorized version, please refer to the national grids infonet substation services web site substation maintenance electrical operating procedure a. Exceptions to the written work permit include testing, troubleshooting, and voltage measuring by qualified workers. This document supports the power system safety rules and its requirements assembled under work in substations general. Typically substations are unoccupied and are considered field work locations.
This guide contains information on general topics and items pertaining to the installation of mobile substation equipment. Contact with substation equipment can cause serious injury or even death. Unit substation construction checklist page 4 of 6 version 0206 verify mounting, location and clearances are per plans and specifications inspect for physical, electrical and mechanical condition of equipment and cabinet no damage evident inspect panels and doors for proper fit and alignment equipment labels permanently affixed. Several crucial terms are for better understanding of the presented material. Personnel trained to work inside substations must take appropriate safety precautions and always wear personal protective equipment ppe. Summary this document sets out approved rules for safe access to transgrid substations and switchyards and to power system apparatus. This specification mitigates that risk by applying minimum.
But like any live electrical equipment, if you interfere with it you could be killed. Substations have a set of unique rules that are strictly enforced by the governing utility or municipality, known as the designated authority. Potential noise sources such as power transformers, reactors oil filled and aircored and. Download practical electrical substation safety for engineers. Safety substation custom electrical safety and hazard training for substation electricians and technicians who are exposed to energized electrical equipment operating at voltages up to 230,000 volts. Safe work practices on high voltage substation apparatus summary this document supports the power system safety rules and its requirements assembled under high voltage substation apparatus category 5. Adopted general order 174, rules for electric substations required utilities and sed to meet annually 20142016 to develop best practices for substation safety and inspections required sed to submit a report in second quarter of 2016. Manual for transmission lines and substation construction and maintenance activities volume i best management practices volume ii permits prepared for prepared by hdr engineering, inc 701 xenia avenue south, suite 600 minneapolis, minnesota 55416 february 2007.
All books are in clear copy here, and all files are secure so dont worry about it. Ensure the comfort, health, and safety of building occupants through properly functioning equipment providing a healthy indoor environment. Appropriate standard revisions for each project should be listed in the construction release or the specific construction specification. Substations may be indoors or outdoors, and may be metal clad or open bus. In these instances a barricade shall be used in conjunction with safety signs. Safety requirements for work on or adjacent to the. Feb 29, 2016 our customers for substation safety equipment regularly pose questions relating to safety protection during substation operation and maintenance. Safety requirements for work on or adjacent to the distribution. This article is only a guide that outlines the basic requirements for personnel entering and working in a substation. Substation ratings specification powerlink queensland. Epa facilities manual, volume 3 safety, health, and. Y is protective grounding equipment provided and capable of carrying the maximum fault current that could flow at the point of grounding.
Distribution substation guideline of 1122 kv substation 26 01 2009. Pdf pas an important node in the power grid, substation plays a very important role in the whole power grid. The substation is expected to be suitable for the duration of its economic life. So, the safety manual is prepared on the basis of power safety rules handbook and gerc power system safety standard by making necessary modifications. A virtual electric substation does not replace a real one, although it is a valuable resource for training purposes, as a real substation may not be available for trainings. Electrical fire safety checklist smoke alarms test do you have smoke alarms in all the right locations. Substations come in all shapes and sizes and are an essential part of the distribution network, vital to. Safety and security all gates must be locked when working at and leaving the site. Substations are fully fenced and monitored sites to prevent and detect unauthorised access to high voltage and control equipment. The manuals goal is to maintain a safe and healthful workplace that protects against injury, illness, and loss of life. Transmission licensee shall prepare his own safety manual for the. An earthes system comprising of an earthing mat buried at a suitable depth below ground and supplemented with ground rods. Design guide for rural substations blank page united states department of agriculture rural utilities service rus bulletin 1724e300. Personnel protection most company policies require you to notify the dispatch center or substation owner before entering and leaving a substation, which is a good industry practice for several reasons.
The contact persons phone number, pager number and other information should be on file with the designated authority and the project manager. The safety, health, and environmental management manual. Safety awareness for substations incident prevention. The cost of substation establishment or replacement is a considerable portion of the life cost of the substation.
Safety and health requirements outlines safety and health considerations for owned or leased epa facilities. Paralleling substation breakers duck river electric. Fall protection used if over 10 feet tall yes no dk 2. This document supports the power system safety rules and its requirements. Electrical hazards awareness page 5 of 49 efcog electrical safety improvement project objectives terminal objective 1. Use this checklist to help you find and fix electrical fire hazards in your home before they can start a fire. Safe work practices on high voltage substation apparatus. This training to be preceded by loto training and openclose breaker. Adopted general order 174, rules for electric substations required utilities and sed to meet annually 20142016 to develop best practices for substation safety and inspections required sed to submit a. Locates outside of substations page 1 table of contents page 2 amerenue damage statistics page 3 missouri locate law and definitions page 4 findings from ameren contractors and amerenue design and constru ction interviews page 5 group submittal of quick hit improvement opportunities. Alerting techniques might include safety signs, safety symbols, or accident prevention tags. A or soundplan software to ensure interchangeability of design files so that these files can be modified for any future substation development. The document describes instructions for general work in substations and is complementary to the power system safety rules, advising on how to apply these principles for different types of work.
Safety and in particular, public safety, is an important aspect of every substation. Technical specification 4124 issue 2, november 2018. The bureau of safety and environmental enforcement bsee and the bureau of ocean energy management boem requested proposals to provide recommendations for offshore substation design development of standards. Setting procedures are only discussed in a general nature in the material to follow. Distribution voltages are typically medium voltage, between 2. About substations electrical substations an electrical substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers. This information is not intended to be a safety manual or a training manual. Insulation and its role in safety enclosures for safety ip classification adverse thermal effects and prevention isolation and blocking of switching to prevent hazards role of standards in safety the program electrical substation safety is an important issue in. Our customers for substation safety equipment regularly pose questions relating to safety protection during substation operation and maintenance. Gis there are two terms presented in iec gas insulated switchgear and ieee gas insulated substations. Seds audit and inspection program for electric utility.
Substation safety manual high voltage safety scribd. Compliance with all technical requirements all energize elements comply with the required clearances clearances verify compliance with the last requirements of the national electrical safety code or prepa diseno subw\copy of svc subst profile 2. When exposed to sustained or intense electrical arcs, sf6 gas decomposes to form sulfurfluoride. Within the uk there are a number of regulations that support the health and safety at work act 1974, these are compulsory and apply in all situations to which the original act applies. Substation construction manual i reference ni000401r122 ver 3 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 revision history version description of change date 1 initial version 250320 2 content revised and additional content added, including safety. Senior utilities engineer specialist consumer protection and safety division. This course is based on terms used in ieee and iec regulations. The following current and former members of the substation subcommittee of the nreca.
A substation has the electrical and protection equipment necessary to transform power with safety and. The guide recognizes that mobile substations vary widely regarding the particular. Department of energys federal energy management program femp. Electrical safety in the workplace 2 course goal the aim of this program is to provide comprehensive onsite training to highrisk workers i. Platform is appropriate width for type of scaffold yes no dk. This document supports the power system safety rules and its requirements assembled under work in substations general category 3. A substation presents an inherent safety hazard because usually only some portions of the substation apparatus can be deenergized for maintenance.
Page 1 construction safety checklist find and record. Y is protective grounding equipment provided and capable of carrying the maximum fault current that could flow at the point of grounding for the time necessary to clear the fault269n34. Distribution substations michigan technological university. Mission fire and substation safety mission substation fire 2003 a failure of safety barriers substation rulemaking and decision d1210029 general order 174 and workshops decision approved october 25, 2012. Paralleling substation breakers within the same substation dremc training media rob edde note.
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