IEC, 2016. — 111 p. — ISBN 978-2-8322-31 03-6. This International Standard is a basic safety publication primarily intended for use by technical committees in the preparation of standards in accordance with the principles laid down in IEC Guide 1 04 and ISO/IEC Guide 51. It is not intended to be used as a stand-alone standard. According to IEC Guide 1 04, technical committees,...
International Electrotechnical Commission, 2007. — 54 p. This Guide presents a practical approach to the application of uncertainty of measurement to conformity assessment activities in the electrotechnical sector . It is specifically conceived for use in IECEE Schemes as well as by testing laboratories engaged in testing electrical products to national safety standards. Clause...
International Standard Geneva, Edition 3.0, 2004-11 IEC 60228 is intended as a fundamental reference standard for IEC Technical Committees and National Committees in drafting standards for electric cables, and to the National Committees in drafting specifications for use in their own countries. These committees should select from the tables of this general standard the...
М.: Российский институт стандартизации, 2022. — 906 с. Приказом Федерального агентства по техническому регулированию и метрологии от 10 октября 2022 г. № 1121-ст межгосударственный стандарт ГОСТ IEC 60061-3—2022 введен в действие в качестве национального стандарта Российской Федерации с 1 сентября 2023 г. Введен впервые. Настоящий стандарт идентичен международному стандарту IEC...
IEC, 2000. — 99 p. This part of IEC 60534 includes equations for predicting the flow of compressible and incompressible fluids through control valves. The equations for incompressible flow are based on standard hydrodynamic equations for Newtonian incompressible fluids. They are not intended for use when non-Newtonian fluids, fluid mixtures, slurries or liquid-solid conveyance...
New Delhi: Bureau of indian standards, 2008. — 48 p. This Indian Standard (Part 2/Sec 1) which is identical with IEC 60534-2-1 : 1998 'Industrial -process control valves - Part 2-1: Flow capacity - Sizing equations for fluid flow under installed conditions issued by the International Electrotechnical Commission (IEC) was adopted by the Bureau of Indian Standards on the...
First edition. — IEC, 2006. — 44 p. International Standard IEC 60076-13 has been prepared by IEC technical committee 14: Power transformers. This part of IEC 60076 applies to high-voltage/low-voltage self-protected liquid-filled and naturally cooled transformers for rated power 50 kVA to 1 000 kVA for indoor or outdoor use having a – primary winding (high-voltage) with highest...
Edition 1.0. — IEC, 2008. — 74 p. International Standard IEC 60076-12 has been prepared by IEC technical committee 14: Power transformers. This part of IEC 60076 provides guidance for the specification and loading of dry type power transformers from the point of view of operating temperatures and thermal ageing. It further presents recommendations for limitations of permissible...
Edition 1.0. — IEC, 2007. — 246 p. International Standard IEC 60076-6 has been prepared by IEC technical committee 14: Power Transformers. This part of IEC 60076 is intended to provide the basis for the specification and testing of the shunt reactors; series reactors including current-limiting reactors, neutral-earthing reactors, power flow control reactors, motor starting...
2nd edition. — Geneva: IEC (International Electrotechnical Commission), 2015. — 154 p. IEC 62368-1:2018 is applicable to the safety of electrical and electronic equipment within the field of audio, video, information and communication technology, and business and office machines with a rated voltage not exceeding 600 V. This document does not include requirements for...
2nd edition. — Geneva: IEC (International Electrotechnical Commission), 2014. — 680 p. IEC 62368-1:2018 is applicable to the safety of electrical and electronic equipment within the field of audio, video, information and communication technology, and business and office machines with a rated voltage not exceeding 600 V. This document does not include requirements for...
London: 1998. — 44 p. Outlines procedures for calculating short-circuit currents that may occur on a marine or offshore a.c. electrical installation. The calculation methods are for use on unmeshed three-phase alternating current systems. This standard cancels and replaces IEC 60363, published in 1972.
Geneva, Switzerland: The International Electrotechnical Commission (IEC), 2000. — 140 p. This part of IEC 60909 is a technical report intended to give help for the application of IEC 60909-0 for the calculation of short-circuit currents in 50 Hz or 60 Hz three-phase a.c. systems. This technical report does not include additional requirements but gives support for the modelling...
Geneva, Switzerland: The International Electrotechnical Commission (IEC), 2003. — 72 p. IEC 60909-3:2003 specifies procedures for calculation of the prospective short-circuit currents with an unbalanced short circuit in high-voltage three-phase a.c. systems operating at nominal frequency 50 Hz or 60 Hz, i. e.: - currents during two separate simultaneous line-to-earth short...
Geneva, Switzerland: The International Electrotechnical Commission (IEC), 1992. — 86 p. This technical report comprises data collected from different countries to be used for calculating short-circuit currents in accordance with IEC 60781 and IEC 60909. The data presented in this report may be applied for calculating short-circuit currents in low-voltage systems if they are in...
Geneva, Switzerland: The International Electrotechnical Commission (IEC), 2002. — 170 p. This part of IEC 60909 is a technical report applicable to short-circuit currents in three-phase a.c. systems. This technical report aims at showing the origin and the application, as far as necessary, of the factors used to meet the demands of technical precision and simplicity when...
Geneva, Switzerland: The International Electrotechnical Commission (IEC), 2001. — 148 p. IEC 60909-0:2001 is applicable to the calculation of short-circuit currents in low-voltage three-phase AC systems, and in high-voltage three-phase AC systems, operating at a nominal frequency of 50 Hz or 60 Hz. It establishes a general, practicable and concise procedure leading to results...
The International Electrotechnical Commission (IEC). — 2017. — ISBN 978-2-8322-4291-9. IEC (МЭК) 61850-90-17 Communication networks and systems for power utility automation - Part 90 -17: Using IEC 61850 to transmit power quality data. Edition 1.0, 2017-05. This part of IEC 61850, which is a technical report, provides a way of exchanging power quality data between instruments...
International Electrotechnical Commission. — 2021. — 34 p. This document, which is a Technical Report, provides information with regarf to conductirs specified in IEC 61089 and other aluminium and aluminium steel conductors. Such information includes properties of conductors and useful methods of calculation.
М.: Стандартинформ, 2019. Подготовлен Негосударственным образовательным частным учреждением дополнительного профессионального образования «Новая инженерная школа» (НОЧУ «НИШ») на основе перевода на русский язык англоязычной версии указанного в пункте 4 стандарта, который выполнен Российской комиссией экспертов МЭК/ТК 91 Внесен Техническим комитетом по стандартизации ТК 420...
IEC 61071:2017 applies to capacitors for power electronics applications. The operating frequency of the systems in which these capacitors are used is usually up to 15 kHz, while the pulse frequencies may be up to 5 to 10 times the operating frequency. The document distinguishes between AC and DC capacitors which are considered as components when mounted in enclosures. This...
Edition 2.1 2000-04. — Geneva: IEC. — 2000. — 53 p. This part of International Standard IEC 60076 applies to three-phase and single-phase power transformers (including auto-transformers) with the exception of certain categories of small and special transformers. Scope and service conditions Normative references Definitions Rating Requirements for transformers having a tapped...
International Electrotechnical Commission (IEC), 2007. 8 p. This part of IEC 60092 is applicable to a.c. supply systems with voltages from 1 kV up to and including 15 kV.