Encyclopedia: IEC...

Encyclopedia : I : IE : IEC (66 articles)

IEC
The initials IEC can stand for: Information, Education, and CommunicationIndependent Electoral CommissionIndustrial Emergency CouncilInertial electrostatic confinement (in fusion energy)Institut des Experts-comptables et des Conseils fiscauxInstitut d'Estudis Catalans, Catalan Studies InstituteInte..

IEC-61131-3
IEC-61131-3 is a standard for PLC programming languages. ..

IEC61131 Common Elements
Contents 1 Description2 Data Types3 Variables4 Configuration5 Program Organization Units6 Configuration, Resources, Tasks Description The five languages of the IEC 61131-3 standard share common elements so different languages can be used in the same program. Comment..

IEC61850
IEC61850 is an important international standard for substation automation that will have a very significant impact on how electric power systems are designed and built for many years to come. IEC61850 is a part of the International Electrotechnical Commission’s (IEC) Technical Committee 57 (TC57) ..

IECS
The Institut Européen d'Etudes Commerciales Supérieures de Strasbourg or European Institute for Higher Business Studies, is a small business schools in France. The Institut Européen d'Etudes Commerciales Supérieures de Strasbourg (IECS) was created in 1919 in Strasbourg. External link [I..

IEC 60027
IEC 60027 (formerly IEC 27) is the International Electrotechnical Commission's standard on Letter symbols to be used in electrical technology. It consists of several parts: IEC 60027-1: GeneralIEC 60027-2: Telecommunications and electronicsIEC 60027-3: Logarithmic and related quantities, and their ..

IEC 60228
IEC 60228 is the International Electrotechnical Commission's international standard on conductors of insulated cables. Among other things, it defines a set of standard wire cross-sections: International standard wire sizes (IEC 60228) 0.5 mm² 0.75 mm² 1 mm² 1.5 mm² 2.5..

IEC 60309
IEC 309 (now IEC 60309, 1999) is an international standard from the International Electrotechnical Commission for "plugs, socket-outlets and couplers for industrial purposes". Part 1 of the standard specifies general functional and safety requirements for any form of industrial high-current power c..

IEC 60364
IEC 60364 is the International Electrotechnical Commission's international standard on electrical installations of buildings. The standard has several parts: Part 1: Fundamental principles, assessment of general characteristics, definitionsPart 4: Protection for safety* Section 41: Protection agai..

IEC 60446
International standard IEC 60446 defines basic safety principles for identifying electrical conductors by colours or numerals, for example in electricity distribution wiring. Contents 1 Permitted colours2 Use of colours2.1 Neutral or mid-point conductor2.2 AC phase conductors2..

IEC 60870-5
IEC 60870-5-101 provides a communication profile for sending basic telecontrol messages between two systems, which uses permanent directly connected data circuits between the systems. The IEC Technical Committee 57 (Working Group 03) have developed a protocol standard for Telecontrol, Teleprotection..

IEC 60906-1
IEC 60906-1 is the international standard 230 V household plug system. It was intended to become the common mains plug and socket standard, to be used one day everywhere in Europe and other regions with 230 V mains. The standard was published by the International Electrotechnical Commission in 1986...

IEC 61107
IEC 61107, formerly called IEC 1107 or "FLAG" is an international standard document that describes a widely-used computer protocol used to read utility meters in the European Union. The IEC considers it to be superseded by IEC 62056, but it remains in wide use because it is simple and well-accepted..

IEC 61131
This standard is for programming PLCs Programmable logic controller. It was known as IEC 1131 before the change in numbering system by IEC. The standard is divided into several other standards: General Overview - DefinitionsHardwareProgramming LanguagesUser GuidelinesMessaging Service Specification..

IEC 61131-3
IEC 61131-3 is an international standard first published in December 1993 by the IEC. It is the third publication in the series IEC 61131. The current (second) edition was published in 2003. This standard defines two graphical and two textual PLC programming language standards: Ladder logic (graphi..

IEC 61499
IEC 61499 is an open standard for distributed control and automation. A function block in the IEC 61499 standard is the basic building blocks from which entire applications may be built. There are two types of function blocks: basic function blocks and composite function blocks. A composite functi..

IEC 61508
IEC 61508 is titled "Functional safety of electrical/electronic/programmable electronic safety-related systems". This standard defines the concept of the Safety Integrity Level. Also, methodologies of establishing, proving and documenting the SIL. IEC 61508 allows for the standalone certification ..

IEC 61511
IEC 61511 is a standards document titled "Functional safety - Safety instrumented systems for the process industry sector". This standard refines the functional safety requirements laid down by IEC 61508 specifically for the process industry sector, for example refineries and chemical/pharmaceuti..

IEC 62056
IEC 62056, also called DLMS/COSEM is an international standard for a computer protocol to read utility meters. It is designed to operate over any media, including the Internet. A meter sends ASCII (in modes A..D) or HDLC (mode E) data to a nearby hand-held unit using a serial port. The physical me..

IEC 62365
IEC 62365 is a standard that specifies a method for packing AES3 professional digital audio streams over Asynchronous Transfer Mode networks. This is an identical method to that published by the Audio Engineering Society as AES47. The abstract of this standard can be [previewed on the IEC web s..

IEC connector
IEC connector is the common name for the set of thirteen line sockets (called the connector in the specification) and thirteen panel plugs (called the inlet) defined by International Electrotechnical Commission (IEC) specification IEC 60320. When used with no other qualifiers IEC connector usually r..

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