Standards World

BS EN ISO 04014:2011 pdf free download – Hexagon head bolts一Product grades A and B (ISO 4014:2011)

BS EN ISO 04014:2011 pdf free download - Hexagon head bolts一Product grades A and B (ISO 4014:2011). a) hexagon head bolts (ISO 4014, ISO 4015, ISO 4016 and ISO 8765); b) hexagon head screws (ISO 4017, ISO...

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BS EN ISO 175:2010 pdf free download – Plastics – Methods of test for the determination of the effects of immersion in liquid chemicals

BS EN ISO 175:2010 pdf free download - Plastics - Methods of test for the determination of the effects of immersion in liquid chemicals. If the nominal thickness is greater than 25 mm, and in the absence...

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IEC 60172:2015 pdf free download – Test procedure for the determination of the temperature index of enamelled andtape wrapped winding wires

IEC 60172:2015 pdf free download - Test procedure for the determination of the temperature index of enamelled andtape wrapped winding wires 5.2Varnish impregnation Experience has shown that insulated wire according to lEC 60317 and impregnating agentsaccording to...

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IEC 60038:2009 pdf free download – IEC standard voltages

IEC 60038:2009 pdf free download - IEC standard voltages 1 Scope This publication applies to - a.c. transmission, distribution and utilization systems and equipment for use in such systemswith standard frequencies 50 Hz and 60 Hz having...

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IEC 62769-4:2021 pdf free download – Field device integration (FDI)

IEC 62769-4:2021 pdf free download - Field device integration (FDI) 4.2.1 Package Catalog The Package Catalog is a required element that provides information about the contents ofthe FDI Package including,but not limited to，identification and version information,devicetype information，hardware...

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IEC 62769-3:2021 pdf free download – Field device integration (FDI)

IEC 62769-3:2021 pdf free download - Field device integration (FDI) FDI Packages provide Business Logic that is used by the FDI Server to maintain the integrityof the Information Model.The Business Logic specified in an FDl Package can...

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IEC 62769-1:2021 pdf free download – Field device integration(FDI)

IEC 62769-1:2021 pdf free download - Field device integration(FDI) Two different device integration technologies exist: the Electronic Device Description Language(EDDL) in accordance with IEC 61804 and the Field Device Tool (FDTR) in accordance withiEC 62453.While these technologies...

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IEC 62684:2011 pdf free download – Interoperability specifications of common external power supply (EPS) for usewith data-enabled mobile telephones

IEC 62684:2011 pdf free download - Interoperability specifications of common external power supply (EPS) for usewith data-enabled mobile telephones 6.1General The requirements in Clause 5 have been developed to try to ensure that common EPsperform correctly with...

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IEC 62656-8:2020 pdf free download – Standardized product ontology register and transfer by data parcels

IEC 62656-8:2020 pdf free download - Standardized product ontology register and transfer by data parcels 4.1 Holistic use scenario A standardized ontology such as that set out in lEC 61360-4 consists of a standardized set ofclasses and...

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IEC 62637-1:2011 pdf free download – Battery charging interface for small handheld multimedia devices

IEC 62637-1:2011 pdf free download - Battery charging interface for small handheld multimedia devices 5.1Charger output capacitance The capacitance at the charger output causes charging current spikes when the charger'sload is changing. Low-capacitance values are recommended if...

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