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1 Scope This part of IEC 61869 is a product family standard and covers only additional general requirements for low-power instrument transformers (LPIT) used for a.c. applications having rated frequencies from 15 Hz to 100 Hz covering MV, HV and EHV or used for d.c. applications. This product standard is based on IEC 61869-1:2007, in addition to the relevant product specific standard. This…

1 Scope This part of IEC 61869 is a product family standard applicable to instrument transformers with digital output. The product standard is composed of IEC 61869-1 and IEC 61869-6, in addition to this standard and the relevant product specific standards in the IEC 61869 series (Part 7, Part 8, Part 12, Part 13, Part 14, and Part 15). This standard defines requirements for digital…

1 Scope 1.1 General This Standard specifies the requirements for a WDM system that can be used by organizations to systematically manage their WDM activities. This Standard includes a framework for the management of work disability at the organizational level. It is applicable to small, medium, and large organizations in the private, not-for-profit, and public sectors with at least ten workers…

1 Scope 1.1 This Standard applies to all types of laboratory fume hoods, including ductless fume hoods. The following clauses are not relevant to ductless fume hoods: 4.3.6, 4.3.7, 4.3.8, 4.4, 5.3.5.1, 7.2, and 10.3.2.4l) to p). Note: Ductless fume hoods should not be considered acceptable substitutes for ducted fume hoods. They may be suitable alternatives provided there is an application-…

Scope This clause of Part 1 is replaced by the following. This International Standard deals with the safety of electrical portable, non-self-propelled motor-operated SPRAY EXTRACTION MACHINES with or without attachments and with or without electrical heating elements, intended for commercial indoor use. NOTE 101 This standard applies to machines for COMMERCIAL USE. The following list,…

<!-- NEW! -->IEC 60034-5:2020 is available as <a href="https://webstore.iec.ch/publication/66995">IEC 60034-5:2020 RLV</a> which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.<br /> <br /> IEC 60034-5:2020 applies to the classification of degrees of protection…

IEC 60034-5:2020 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its previous edition. IEC 60034-5:2020 applies to the classification of degrees of protection provided by enclosures for rotating…

IEC 61968-1:2020 is the first in a series that, taken as a whole, defines interfaces for the major elements of an interface architecture for power system management and associated information exchange. This document identifies and establishes recommendations for standard interfaces based on an Interface Reference Model (IRM). Subsequent clauses of this document are based on each interface…

IEC 60034-5:2020 applies to the classification of degrees of protection provided by enclosures for rotating electrical machines. It defines the requirements for protective enclosures that are in all other respects suitable for their intended use and which, from the point of view of materials and workmanship, ensure that the properties dealt with in this document are maintained under normal…

IEC 62351-8: 2020 is to facilitate role-based access control (RBAC) for power system management. RBAC assigns human users, automated systems, and software applications (collectively called "subjects" in this document) to specified "roles", and restricts their access to only those resources, which the security policies identify as necessary for their roles. As electric power…