A shortduration difference in potential between conductive objects that a person may contact when personal protective grounds or a grounding system conduct fault current. With over 35 years in business and an impressive listing of projects completed, we are the bay areas leading source of services ranging from new primary and secondary installations to the repair and maintenance of medium to high voltage electrical distribution systems. Method statement for installation of high voltage hv. High voltage safety operating procedures for engineers and. Mediumhigh voltage cable preparation it is necessary to begin with a good cable end. Pilc splicing here the student is pretaping to fill in the insulation layer across the core connector lead splicers night light a hot pot of lead that is being cleaned with stearine. Raise the conductor to the specified maximum test voltage and hold for 15 minutes. A fully illustrated workshop book with hundreds of pages of tables, charts, figures and handy hints, plus. Jan 01, 1984 power transfer for large systems depends on high system voltages.
Stearine is a product used to cool the lead and to help remove impurities. Medium high voltage cable preparation it is necessary to begin with a good cable end. Over time, the process of laying cables at sea has developed into a. For sealing high voltage cable splice and termination accessories. A method of terminating a high voltage cable comprising the steps of. Electrical inspection checklists this pdf contains 77 electrical inspection checklists taken from the 2014 electrical inspection manual with checklists. Nuregcr6788, evaluation of aging and qualification. High voltage cables are required to be terminated in a manner that reduces electrical stresses at the termination point, or spliced in a. Highvoltage cables are manufactured to exact specifications so that they can withstand a variety of mechanical and electrical stresses. Cable splicers handbook videos, a set of 11 dvds that show how to make the splices and terminations described in the book. May 02, 2018 this article provides an overview of some commonly used maintenance and diagnostic techniques that are commercially available for performing tests in the field on medium and high voltage power cables. To develop the program, the certification board involved union and nonunion.
Primary electrical insulation for all wire and cable splices rated up to 600v and 105c. The program, an offshoot of a regional certification, the midatlantic cable splicing certification board, consists of a written exam followed by. Avo training mediumvoltage cable technician certification. Design, installation, repair, environmental aspects. Mounting instruction for the splicing of high voltage trailing cables montageanweisung fur leitungstrossen durchverbindung zweier leitungsenden tables tabellen 1 absetzlangen 1 removed lengths a aussenmantel a outer sheath b innenmantel b inner sheath c adern c cores d isolierung d insulation. Voluntary certification for mediumvoltage cable splicers. Basic principles for determining safe working methods it is essential when developing safe working procedures to carefully assess the possibility of hazardous voltage rises occurring at the work site and where appropriate, give consideration to the following basic safe. High voltage safety operating procedures for engineers and technicians. Splicing high voltage cable jointingcampbellwhite have a staff of ten 10 qualified cable jointers available for projects around the globe.
Section 7 of the ansineta standard for acceptance testing specifications for electrical power equipment and systems may be reproduced and used on a cut and paste basis for the particular type of equipment to be tested. The national cable splicing certification board ncscb recently introduced a national program to certify mediumvoltage cable splicers. Safety procedures for high voltage testing high voltage testing mishaps can result in serious injury or death. Standard for acceptance testing specifications for. Industry supported programs that are developed and administered on a national basis, will go far in establishing levels of competency that meets the needs of industry and the public for safe and reliable delivery of electrical power. High voltage power cable high voltage cable types of the nearly limitless variety of cables in use today, five of the most.
If performed by means of direct voltage dc, reduce the test set potential to zero and measure residual voltage at discrete. The cable splicers handbook alexander publications. Safety procedures for highvoltage testing high voltage testing mishaps can result in serious injury or death. Idc technologies is internationally acknowledged as the premier provider of practical, technical training. With more than 30 years of high voltage splicing experience, guy is one of the bay areas most experienced active splicers. Differentiate different cable types and their varying applications c. It applies to the operation of high voltage switchgear for the purpose of issuing an access authority and subsequent. Delphi has invented a way to eliminate 20 feet of wire, and a number of connectors and headers in modernday electrified vehicles. A key to good cable preparation is the use of sharp, high quality tools. Turn the pages to discover cable splicing and termination. Quanta services has the knowledge and expertise to handle a full spectrum of mv hv power projects. When a high voltage cable is terminated for a connection to a circuit or equipment in a substation or switchyard, the termination must also be made to exact specifications. Testing of high voltage cables manual horizon power 1st edition february 20. Northern californias premier high voltage electrical company.
Read, highlight, and take notes, across web, tablet, and phone. A practical handbook is the first guide to developing this essential skill. The 3m scotchcode swb writeon wire marker book contains selflaminating, writeon. No avo training instructor nor contract instructor has any proprietary interest in any products, instruments, devices, services, or materials discussed. Much has been written on the competency and the workmanship of individuals performing medium voltage cable splicing work. Safe work practices on high voltage cables revision no. However, many commercial industries, including aerospace and nuclear power, have standards defining cable splicing methods and materials that establish the quality of the splice to prevent loss of power or signal, ensure circuit. When a highvoltage cable is terminated for a connection to a circuit or equipment in a substation or switchyard, the termination must also be made to exact specifications. In the process, delphis solution reduces the cost even in the.
Learn and identify causes of failures in splices and termination. Electrical substations can also be divided into public and private substations. Cable splicing certification much has been written on the competency and the workmanship of individuals performing medium voltage cable splicing work. This article provides an overview of some commonly used maintenance and diagnostic techniques that are commercially available for performing tests in the field on medium and highvoltage power cables. Idc technologies is internationally acknowledged as the premier provider of practical, technical training for engineers and technicians. Industry supported programs that are developed and administered on a national basis, will go far in establishing levels of competency that meet the needs of industry and the public for safe and.
Please enter all information to narrow selection choices and always check the cable insulation o. Pics, post, safety new products tips and q and a on all things related to medium voltage cable splicing. Pdf design and installation of high voltage cables at sea. High voltage was much more of a character study, with some huge moments serving the character development, but it played out a bit more understated than the previous books. Technical note voltage cable splicing and cable termination. The present invention, provides a novel arrangement and method that retains. Astm f1835 972018 standard guide for cable splicing. High voltage power cable high voltage cable types of the nearly limitless variety of cables in use today, five of the most common are. The basics of high voltage laboratory techniques and phenomena, together with the principles governing the design of high voltage insulation, are covered in this book for students, utility engineers, designers and operators of high voltage equipment. Understand and explain the components, construction, and structure of high voltage cables b. The cable splicers handbook and watching the videos below, help prepare splicers for certification by the national cable splicing certification board. Guy dake is stts president, chief cable splicer, and estimator.
Either termination method must have two primary characteristics. Cable splicing certification electrical training alliance. Designed for engineers, electricians, supervisors and cable splicers that are responsible for the installation, maintenance, splicing and terminating of low high voltage cable systems. High voltage was a different book to what i was expecting. Splicing and termination of mediumvoltage cables shermco. Must possess a strong understanding of underground network systems with a minimum of three years of high voltage cable splicing experience. Low to high voltage cable splicing and terminations. The checklists are in pdf format and can be completed electronically or printed and used as hard copy. With respect to the use of any information, apparatus, method, process, or similar. Medium voltage cable splicing and termination with handson.
Splice kit, motor lead bolted splice type, motor lead range. The following sections of the ansineta standard for acceptance testing specifications for. High voltage cable splicing and cable termination techniques. This procedure supports the power system safety rules and its requirements assembled under the operation of high voltage switchgear categories 5, 6 and 7. Orton, editors, long life insulated power cables, book. It explains why splices are betterand strongerthan knots or shackles for joining or shortening rope, and how to go about it properly.
Medium voltage cable splicing and termination with hands. Prerequisites general safety procedures, practices, basic electrical theory and familiarity with cable systems is beneficial, but not required. Practical hv cable jointing and terminations for engineers. Personal protective grounding for electric power facilities. Best practice for the installation of medium voltage cable accessories. Guy graduated from ibew san jose local 332s apprenticeship program in 1983 and joined stt shortly thereafter where he gained the necessary knowledge. Power transfer for large systems depends on high system voltages. In comparison to the first nine books, which were chock full of mystery, intrigue and blowyouover plot reveals. Weems august 1976 sponsored by naval facilities engineering command approved for public release. Dec 14, 2015 delphi has invented a way to eliminate 20 feet of wire, and a number of connectors and headers in modernday electrified vehicles.
Learn to properly prepare cables for splicing by using hand tools, solvents, and abrasives d. Some splices may be displayed multiple times since they can be used at various voltage levels, insulation levels and conductor sizes. Designed for engineers, electricians, supervisors and cable splicers that are responsible for the installation, maintenance, splicing and terminating of lowhigh voltage cable systems. This high voltage cable splicing training course is designed for electrical engineers, operations managers, plant electricians and electrical contractors, utility linemen, and cable splicers that are responsible for the installation, maintenance, splicing and terminating of.
Field testing of medium and highvoltage cables may performed for various reasons, such as acceptance after installation, charting the gradual. The national cable splicing certification board ncscb recently introduced a national program to certify medium voltage cable splicers. If you own a high voltage distribution system, underground, underwater, or overhead, transformers to maintain, high voltage equipment that requires inspection, maintenance, testing, emergency repairs, or new construction, underground, civil and overhead, hampton tedder can come to your aid any place in the world on a 24 hour basis. In order to provide a broad range of training and real world experiences, avo training institute, inc. Operating process for access to high voltage apparatus. This method statement defines the procedure step by step to implement the correct practices for installation of high voltage hv cable in order to ensure that the job execution complies with the project requirements and serves the intended function to satisfactory level. Field testing of medium and high voltage cables may performed for various reasons, such as acceptance after installation, charting the gradual. Testing of high voltage cables manual horizon power. Terminations must also be of the right style to be compatible to the equipment involved and be protected against the environment in which they are installed.
Cable splice with stress cones for mediumvoltage applications. Jointing procedures module stripping polymeric xlpe single core cables bonded and strippable screens version. For this reason, it is common practice to cut off a portion of cable after pulling to assure an undamaged end. Method for terminating a high voltage cable raychem corporation. May 14, 2014 sps 11kv heat shrink cable joints are tested and specified to joint high voltage 3 core power cables with xlpe or epr insulation and steel wire armour swa and steel wire braid gswb cable. High voltage cables are required to be terminated in a manner that reduces electrical stresses at.
High voltage cable splicing and cable termination techniques final, by david e. Deenergize and ground all electrical systems before installing product. When the various layers are removed, cuts should extend only partially. The program, an offshoot of a regional certification, the midatlantic cable splicing certification board, consists of a written exam followed by performance, or practical, exams. Our 2day high voltage cable splicing training course examines the components of high voltage terminations and demonstrates how high voltage terminations are made. Careful planning and adequate safety procedures can help prevent injury both to personnel performing tests and to others who might otherwise inadvertently come into contact with equipment under test. Installation should be performed by personnel familiar with good safety practice in handling high voltage electrical equipment.
Apply to cable splicer, customer service technician, electrical helper and more. Sps 11kv heat shrink cable joints are tested and specified to joint high voltage 3 core power cables with xlpe or epr insulation and steel wire armour swa and steel wire braid gswb. A guide for telecommunications cable splicing john. High voltage cables are manufactured to exact specifications so that they can withstand a variety of mechanical and electrical stresses. European electric grid, high voltage, installation of. High voltage cable splicing and cable termination techniques see other formats ad a030872 technical note n1452 high voltage cable splicing and cable termination techniques by david e. High voltage cable splicing training the electricity forum. A highvoltage cable coupler, switch, or other device not designed for loadbreaking duty that is located at the bottom of a shaft or borehole may be used in conjunction with a highvoltage circuit breaker located on the surface provided.