IEC 61534-21 Ed. 2.1 b:2021

Powertrack systems – Part 21: Particular requirements for powertrack systems intended for wall and ceiling mounting CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 07/01/2021

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IEC 61300-3-7 Ed. 3.0 en:2021

Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-7: Examinations and measurements – Wavelength dependence of attenuation and return loss of single mode components
standard by International Electrotechnical Commission, 07/01/2021

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IEC 60747-5-6 Ed. 2.0 en:2021

Semiconductor devices – Part 5-6: Optoelectronic devices – Light emitting diodes
standard by International Electrotechnical Commission, 07/01/2021

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IEC 60601-1-8 Ed. 2.2 b:2020

Medical electrical equipment – Part 1-8: General requirements for basic safety and essential performance – Collateral Standard: General requirements, tests and guidance for alarm systems in medical electrical equipment and medical electrical systems CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 07/01/2020

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IEC 62605 Ed. 3.0 en:2021

Multimedia systems and equipment – Multimedia e-publishing and e-books – Interchange format for e-dictionaries
standard by International Electrotechnical Commission, 08/01/2021

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IEC 62040-3 Ed. 3.0 b:2021

Uninterruptible power systems (UPS) – Part 3: Method of specifying the performance and test requirements
standard by International Electrotechnical Commission, 04/01/2021

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IEC 63182-5 Ed. 1.0 b:2021

Magnetic powder cores – Guidelines on dimensions and the limits of surface irregularities – Part 5: Cylinder-cores
standard by International Electrotechnical Commission, 11/01/2021

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IEC 61754-20-100 Ed. 1.0 b:2012

Fibre optic interconnecting devices and passive components – Fibre optic connector interfaces – Part 20-100: Interface standard for LC connectors with protective housings related to IEC 61076-3-106
standard by International Electrotechnical Commission, 05/01/2012

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IEC 60747-8 Amd. 1 Ed. 3.0 e:2021

Amendment 1 to Semiconductor devices – Discrete devices – Part 8: Field-effect transistors
Amendment by International Electrotechnical Commission, 06/01/2021

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IEC 62423 Ed. 2.0 b COR. 2:2021

Corrigendum 2 – Type F and type B residual current operated circuit-breakers with and without integral overcurrent protection for household and similar uses
Amendment by International Electrotechnical Commission, 07/01/2021

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