Assessment of contact current related to human exposure to electric, magnetic and electromagnetic fi...
IEC TR 63167:2024 is available as IEC TR 63167:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC TR 63167:2024 provides general information on the assessment of contact current related to human exposure to electric, magnetic and electromagnetic fields. The contact currents in this context…
Secondary cells and batteries containing alkaline or other non-acid electrolytes - Secondary lithium...
IEC 61960-4:2024 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 61960-4:2024 edition 2.0 and the previous IEC 61960-4:2020 edition 1.0. Furthermore, comments from IEC SC 21A experts are provided to explain the reasons of the most relevant changes, or to clarify any part of the…
Nuclear power plants - Instrumentation and control important to safety - Electrical equipment condit...
IEC/IEEE 62582-3:2024 is available as IEC/IEEE 62582-3:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC/IEEE 62582-3:2024 contains methods for condition monitoring of organic and polymeric materials in instrumentation and control systems using tensile elongation techniques in the detail…
Electromagnetic compatibility (EMC) - Part 2-4: Environment - Compatibility levels in power distribu...
IEC 61000-2-4:2024 is available as IEC 61000-2-4:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 61000-2-4:2024 is related to conducted disturbances in the frequency range from 0 kHz to 150 kHz. It gives compatibility levels in differential mode (L-L and L-N) for industrial locations,…
Measurement of DC magnetic, AC magnetic and AC electric fields from 1 Hz to 100 kHz with regard to e...
IEC 61786-1:2013+AMD1:2024 CSV provides guidance for measuring instruments used to measure the field strength of quasi-static magnetic and electric fields that have a frequency content in the range 1 Hz to 100 kHz and with DC magnetic fields to evaluate the exposure levels of the human body to these fields. Sources of fields include devices that operate at power frequencies and produce power…
Steel and iron — Determination of molybdenum content — Thiocyanate spectrophotometric method
This document specifies a thiocyanate spectrophotometric method for the determination of molybdenum contents in steel and iron. The method is applicable to molybdenum mass fractions between 0,005 % and 0,125 %.
Vanadium and tungsten interfere with the measurement if, because of their contents, the V/Mo ratio is greater than 16 or the W/Mo ratio is greater than 8.
Steel and iron — Determination of phosphorus content — Phosphovanadomolybdate spectrophotometric met...
This document specifies a spectrophotometric method for the determination of phosphorus in steel and cast iron.
The method is applicable to phosphorus contents between 0,001 0 % (mass fraction) and 1,0 % (mass fraction).
Enterprise business function interfaces for utility operations - Part 9: Interfaces for meter readin...
IEC 61968-9:2024 specifies the information content of a set of message types that can be used to support many of the business functions related to meter reading and control. Typical uses of the message types include meter reading, controls, events, customer data synchronization and customer switching. Although intended primarily for electrical distribution networks, IEC 61968-9 can be used for…
High frequency inductive components - Electrical characteristics and measuring methods - Part 1: Nan...
IEC 62024-1:2024 is available as IEC 62024-1:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.IEC 62024-1:2024 specifies the electrical characteristics and measuring methods for the nanohenry range chip inductor that is normally used in the high frequency (over 100 kHz) range.
This edition…
Measurement procedures for materials used in photovoltaic modules - Part 2: Polymeric materials - Fr...
IEC TS 62788-2:2024 defines test methods and datasheet reporting requirements for safety and performance-related properties (mechanical, electrical, thermal, optical, chemical) of non‑rigid polymeric materials intended for use in terrestrial photovoltaic modules as polymeric front- and backsheets. The test methods in this document define how to characterize front- and backsheet materials and…
