Welcome to this website, where you can query the price of IEC standards, the latest version of IEC standards and the basic introduction of IEC standards.
This part of IEC 61 204 specifies electromagnetic compatibility (EMC) requirements for power supply units (PSUs) providing d.c. output(s) with or without auxiliary a.c. output(s), operating from a.c. or d.c. source voltages up to 600 V a.c. or 1 000 V d.c. (see exceptions under 1 .1 .3.) NOTE Ringing generators used in telecoms applications […]
IEC 61204-3:2011 pdf download Read More »
This sectional specification provides information and rules for preparation of detail specification of 2,92 series RF coaxial connectors together with the pro-forma blank detail specification. It also prescribes mating face dimensions for high performance connectors – grade 1 ,dimensional detail of standard test connectors – Grade 0, gauging information and tests selected from IEC 61
IEC 61169-35:2011 pdf download Read More »
This part of IEC 61 000 gives a functional and design specification for flicker measuring apparatus intended to indicate the correct flicker perception level for all practical voltage fluctuation waveforms. Information is presented to enable such an instrument to be constructed. A method is given for the evaluation of flicker severity on the basis of
IEC 61000-4-15:2010 pdf download Read More »
This part of IEC 61 000 specifies the immunity requirements, test methods, and range of recommended test levels for equipment subjected to damped oscillatory magnetic disturbances related to medium voltage and high voltage sub-stations. The test defined in this standard is applied to equipment which is intended to be installed in locations where the phenomenon
IEC 61000-4-10:2016 pdf download Read More »
This part of IEC 61000 is concerned with the limitation of voltage fluctuations and flicker impressed on the public low-voltage system. It specifies limits of voltage changes which may be produced by an equipment tested under specified conditions and gives guidance on methods of assessment.
IEC 61000-3-3:2021 pdf download Read More »
The provisions of the general rules dealt with in IEC 60947-1 are applicable to this part, where specifically called for. Clauses and subclauses, tables, figures and appendices of the general rules thus applicable are identified by reference IEC 60947-1, e.g. 4.3.4.1 of IEC 60947-1.Table 4 of IEC 60947-1, or Annex A of IEC 60947-1.
IEC 60947-3:2015 pdf download Read More »
This part of IEC 60938 applies to inductors designed for electromagnetic interference suppression intended for use within all kind of electric and electronic equipment. In this generic specification, normative references and terms and definitions are given. It also prescribes general requirements and the suitable test and measurement procedures for interference suppression inductors. Annex B states
IEC 60938-1:2021 pdf download Read More »
This part of IEC 60909 is applicable to the calculation of short-circuit currents • in low-voltage three-phase AC systems, and • in high-voltage three-phase AC systems, operating at a nominal frequency of 50 Hz or 60 Hz. Systems at highest voltages of 550 kV and above with long transmission lines need special consideration.
IEC 60909-0:2016 pdf download Read More »
This part of IEC 60898 applies to a.c. air-break circuit-breakers for operation at 50 Hz, 60 Hz or 50/60 Hz, having a rated voltage not exceeding 440 V (between phases), a rated current not exceeding 1 25 A and a rated short-circuit capacity not exceeding 25 000 A. As far as possible, it is in
IEC 60898-1:2015 pdf download Read More »
This part of IEC 60855 is applicable to insulating foam-filled tubes and solid rods, of a circular cross-section, made of synthetic materials with reinforced fibreglass and intended to be used in the manufacture and construction of tools, devices and equipment for carrying out live working on electrical systems operating at voltages above 1 kV. Foam-filled
IEC 60855-1:2016 pdf download Read More »