BS EN IEC 62041:2020 pdf free.Transformers, power supplies, reactors and similar products - EMC requirements. BS EN IEC 62041 This document is applicable to transformers, reactors and power supply units covered by the IEC 61558 series of standards. This document deals with the electromagnetic compatibility requirements for emission and immunity within the frequency range 0 Hz to 400 GHz. No...
BS EN IEC 61788-7:2020 pdf free
BS EN IEC 61788-7:2020 pdf free.Superconductivity.Electronic characteristic measurements - Surface resistance of high-temperature superconductors at microwave frequencies. BS EN IEC 61788-7 It is the responsibility of the user of this document to establish appropriate safety and health practices and to determine the applicability of regulatory limitations prior to use. Hazards exist in this type of measurement. The use of a...
BS EN IEC 60519-8:2020 pdf free
BS EN IEC 60519-8:2020 pdf free.Safety in installations for electroheating and electromagnetic processing.Particular requirements for electroslag remelting furnaces. BS EN IEC 60519-8 This circuit shall include an earthing connection preferably at the base plate, which supports the ingot. If the installation enables several melting stations to be supplied from the same power supply, each station shall be provided with an...
BS EN IEC 60404-7:2020 pdf free
BS EN IEC 60404-7:2020 pdf free.Magnetic materials.Method of measurement of the coercivity (up to 160 kA/m) of magnetic materials in an open magnetic circuit. BS EN IEC 60404-7 1 Scope This part of lEC 60404 specifies a method of measurement of the coercivity of magnetic materials in an open magnetic circuit. This document is applicable to all magnetic materials with...
BS EN IEC 60296:2020 pdf free
BS EN IEC 60296:2020 pdf free.Fluids for electrotechnical applications - Mineral insulating oils for electrical equipment. BS EN IEC 60296 This document provides specifications and test methods for unused and recycled mineral insulating oils (see Clause 3 for definitions). It applies to mineral oil delivered according to the contractual agreement， intended for use in transformers, switchgear and similar electrical equipment...
BS EN 17213:2020 pdf free
BS EN 17213:2020 pdf free.Windows and doors 一Environmental Product Declarations一Product category rules for windows and pedestrian doorsets. BS EN 17213 This document provides product category rules (PCR) for Type IlI environmental declarations for windows and pedestrian doorsets as defined in EN 14351-1 and EN 14351-2. Windows and pedestrian doorsets additionally providing fire resistance and/or smoke control characteristics according to EN...
BS EN 17095:2019 pdf free
BS EN 17095:2019 pdf free.Railway applications - Rolling stock maintenance - Maintenance records. BS EN 17095 1 Scope This document defines requirements for the content on maintenance records on railway vehicles and guidance to help the parties involved in the maintenance process to fulfil their responsibilities, especially to: document that maintenance has been ordered properly; document that maintenance has been...
BS EN 16601-00:2019 pdf free
BS EN 16601-00:2019 pdf free.Space system - EN 16600 series - Description,implementation and general requirements. BS EN 16601-00 This document is the top -level document of the EN 16000 Series of European Space Standards. It gives a general introduction into European Space Standards and their use in space programmes and projects. Its purpose is to provide users with an overview...
BS EN 16087-1:2020 pdf free
BS EN 16087-1:2020 pdf free.Soil improvers and growing media一 Determination of the aerobic biological activity.Oxygen uptake rate (OUR). BS EN 16087-1 1 Scope This document describes a method to determine the aerobic biological activity of growing media and soil improvers or constituents thereof by measuring the oxygen uptake rate (OUR). The oxygen uptake rate is an indicator of the extent...
BS EN 12285-3:2019 pdf free
BS EN 12285-3:2019 pdf free.Workshop fabricated steel tanks.Horizontal cylindrical single skin and double skin tanks for the underground storage of flammable and nonflammable water polluting liquids for heating and cooling of buildings. BS EN 12285-3 For the purposes of assessment, the manufacturer's products may be grouped into families, where it is considered that the results for one or more characteristics...