This part of IEC 60071 constitutes application guidelines and deals with the selection of insulation levels of equipment or installations for three-phase electrical systems. Its aim is to give guidance for the determination of the rated withstand voltages for ranges I and II of IEC 60071 -1 and to justify the association of these rated […]
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This part of IEC 60068 provides a uniform and reproducible method of confirming that temperature test chambers, without load, conform to the requirements specified in climatic test procedures of IEC 60068-2 and other standards. This standard is intended for users when conducting regular chamber performance monitoring.
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This part of IEC 60068 provides a standard procedure for determining the ability of a specimen to withstand specified severities of bounce, e. g. when transported as loose cargo on wheeled vehicles. This test is primarily intended for specimens prepared for transportation, including specimens in their transport case when the latter may be considered as
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The IEC 60068 series includes a series of methods for environmental testing along with their appropriate severities, and prescribes various atmospheric conditions for measurements and tests designed to assess the ability of specimens to perform under expected conditions of transportation, storage and all aspects of operational use. Although primarily intended for electrotechnical products, this standard
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This part of IEC 60051 applies to direct acting indicating phase meters, power factor meters and synchroscopes having an analogue display. This document also applies to non-interchangeable accessories (as defined in 3.1 .23 of IEC 60051 -1 :201 6) used with phase meters, power factor meters and synchroscopes.
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This part of IEC 60034 provides recommended test procedures for the measurement of insulation resistance and polarization index of stator and rotor winding insulation of rotating electrical machines. This document recommends minimum acceptable values of insulation resistance and polarization index of winding insulation valid for fully processed low and high voltage AC and DC rotating
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This part of IEC 60034 specifies the IM Code, a classification of types of construction, mounting arrangements and the terminal box position of rotating electrical machines.
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This part of IEC 60034 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
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This part of IEC 60034 applies to three-phase synchronous machines of 1 kVA rating and larger. Most of the methods are intended to be used for machines having an excitation winding with slip-rings and brushes for their supply. Synchronous machines with brushless excitation require special effort for some of the tests. For machines with permanent
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This part of IEC 62087 specifies the determination of the power consumption of computer monitors including, but is not limited to, those with CRT, LCD, PDP or OLED technologies. Computer monitors that include touch screen functionality are included in the scope of this document. This document is limited to computer monitors that are powered from
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