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IEC 60335-2-103:2023 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60335-2-103:2023 edition 4.0 and the previous IEC 60335-2-103:2015+AMD1:2017+AMD2:2019 CSV edition 3.2. Furthermore, comments from IEC TC 61 experts are provided to explain the reasons of the most relevant…

IEC SRD 63320-1:2023 In recent years, research on the relationship between information and communication technology (ICT) and cities, focused on imagining the future of urban planning, has been one of the most interesting topics in the industry. Smart urban planning (SUP) for smart cities is a relatively new concept and has not received much attention around the world. The “smartness” of urban…

IEC 60335-2-51:2023 CMV contains both the official standard and its commented version. The commented version provides you with a quick and easy way to compare all the changes between IEC 60335-2-51:2023 edition 5.0 and the previous IEC 60335-2-51:2019 edition 4.0. Furthermore, comments from IEC TC 61 experts are provided to explain the reasons of the most relevant changes, or to clarify any part…

IEC 60704-2-2:2023 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 60704-2-2:2023 applies to electric fan heaters, designed for placing on the floor, table or counter, etc., or…

IEC 60704-2-2:2023 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with a comprehensive content of the Standard. IEC 60704-2-2:2023 EXV includes the content of the references made to IEC 60704-1:2021. IEC 60704-2-2:2023 applies to electric fan heaters, designed for…

IEC 60335-2-51:2023 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with a comprehensive content of the Standard. IEC 60335-2-51:2023 EXV includes the content of the references made to IEC 60335-1:2020. IEC 60335-2-51:2023 deals with the safety of electric…

IEC 60335-2-51:2023 deals with the safety of electric stationary circulation pumps for house-hold and similar purposes intended for use in heating systems or in service water sys-tems, their rated voltage being not more than 250 V for single-phase appliances and 480 V for other appliances including direct current (DC) supplied appliances. The hydraulic and electrical parts of the pump can be in…

IEC 60335-2-60:2023 EXV contains both the international standard and its extended version (EXV). This extended version of the official IEC Standard is available in English only and provides the user with a comprehensive content of the Standard. IEC 60335-2-60:2023 EXV includes the content of the references made to IEC 60335-1:2020. IEC 60335-2-60:2023 deals with the safety of electric…

IEC 62343-1:2019+AMD1:2023 CSV provides general conditions for the standard performance of optical dynamic modules. All performance standards of dynamic modules are based on the general conditions defined in this document. Additional conditions are included in individual performance standards. This second edition cancels and replaces the first edition, published in 2016, and constitutes a…