IEC

IEC-IEEE

Comparison of IEC and ANSI Terminology

When performing designs where mixed standards are used, there will be lots of confusions along the process. These confusions will one way or another affect the result of the project in terms of delivery time,…



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Normative and Informative Annexes Compliance

The terms ‘normative’ and ‘informative’ are commonly used in IEC and other derivative standards to define applications of annexes. A normative annex is an integral part of a Standard which requires mandatory compliance, whereas an…


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Non-hazardous Area – IEC 60079

IEC 60079 is concerned with the classification of areas where flammable gas or vapour or mist hazards may be present. The classification may be used as a basis to support the proper selection and installation…


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Insulation Testing

Insulation testing is a routine test carried out during pre-commissioning and prior to the energising of equipment and cables. Two methods used for insulation testing are: Insulation Resistance (IR) Testing Insulation Resistance (IR) test is…



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