IEC 60384-22:2019 pdf download
IEC 60384-22:2019 pdf download.Fixed capacitors for use in electronic equipment – Part 22: Sectional specification 1 Scope This part of IEC 60384 is applicable to fixed unencapsulated surface mount multilayer capacitors of ceramic dielectric, Class 2, for use in electronic equipment. These capacitors have metallized connecting pads or soldering strips and are intended to be mounted on printed boards, or...
IEC 60404-7:2019 pdf download
IEC 60404-7:2019 pdf download.Magnetic materials – Part 7: Method of measurement of the coercivity (up to 160 kA/m) of magnetic materials in an open magnetic circuit 1 Scope This part of IEC 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 coercivities from...
IEC 60825-12:2019 pdf download
IEC 60825-12:2019 pdf download.Safety of laser products – Part 12: Safety of free space optical communication systems used for transmission of information 1 Scope This part of IEC 60825 provides requirements and specific guidance for the manufacture and safe use of laser products and systems used for point-to-point or point-to-multipoint free space optical data transmission in the wavelength range from...
IEC 60384-11:2019 pdf download
IEC 60384-11:2019 pdf download.Fixed capacitors for use in electronic equipment- Part 11: Sectional specification – Fixed polyethylene-terephthalate film dielectric metal foil DC capacitors 1 Scope This part of IEC 60384 is applicable to fixed direct current capacitors, for rated voltages not exceeding 6 300 V, using as dielectric a polyethylene-terephthalate film and electrodes of thin metal foils. For capacitors with...
IEC 60317-80:2019 pdf download
IEC 60317-80:2019 pdf download.Specifications for particular types of winding wires – Part 80: PolyvinyI acetal enamelled rectangular copper wire, class 120, with a bonding layer 1 Scope This part of IEC 60317 specifies the requirements of enamelled rectangular copper winding wire of class 120 with a dual coating. The underlying coating is based on polyvinyl acetal resin, which can be...
IEC 61169-24:2019 pdf download
IEC 61169-24:2019 pdf download.Radio-frequency connectors – Part 24: Sectional specification 1 Scope This part of IEC 61 1 69, which is a sectional specification (SS), provides information and rules for the preparation of detail specifications (DS) for RF coaxial connectors with screw coupling, typically for use in 75 Ω cable networks (type F). It describes the interface dimensions with gauging...
IEC 61158-1:2019 pdf download
IEC 61158-1:2019 pdf download.Industrial communication networks – Fieldbus specifications – Part 1: Overview and guidance for the IEC 61158 and IEC 61784 series 1 Scope This part of IEC 61 1 58 specifies the generic concept of fieldbuses. This document also presents an overview and guidance for the IEC 61 1 58 series by: • explaining the structure and content...
IEC 61034-1:2019 pdf download
IEC 61034-1:2019 pdf download.Measurement of smoke density of cables burning under defined conditions – Part 1: Test apparatus 1 Scope This part of IEC 61 034 provides details of the test apparatus to be used for measuring smoke emission when electric or optical fibre cables are burnt under defined conditions, for example, a few cables burnt horizontally. The light transmittance...
IEC 60904-7:2019 pdf download
IEC 60904-7:2019 pdf download.Photovoltaic devices – Part 7: Computation of the spectral mismatch correction for measurements of photovoltaic devices 1 Scope and- object This part of IEC 60904 describes the procedure for correcting the- bias spectral mismatch error introduced in the testing of a photovoltaic device, caused by the mismatch between the test spectrum and the reference spectrum (e.g. AM1.5...
IEC 60904-3:2019 pdf download
IEC 60904-3:2019 pdf download.Photovoltaic devices – Part 3: Measurement principles for terrestrial photovoltaic (PV) solar devices with reference spectral irradiance data 1 Scope and object This part of IEC 60904 applies to the following photovoltaic devices for terrestrial applications: – solar cells with or without a protective cover; – sub-assemblies of solar cells; – modules; and – systems. NOTE The...