Designation of phase differences by hour numbers in three-phase AC systems
IEC 60152:2021 specifies methods and rules for the designation of phase difference between two items in a three-phase AC system. The designations are intended to be applied in the technical documentation of industrial installations, equipment, and products, and also on markings of equipment and products.
IEC 60152:2021 cancels and replaces the first edition published in 1963. This edition…
Virtual reality equipment and systems - Market, technology and standards requirements
IEC TR 63308:2021 discusses the market of virtual reality (VR) and the technical domains pertaining to a VR system. This document provides clarity on how existing standards can be used and highlights further requirements for standards within the scope of TC 100.
Rubber, vulcanized or thermoplastic — Determination of tendency to adhere to and corrode metals
This document specifies a method for the determination of the tendency of vulcanized or thermoplastic rubbers to adhere to and to corrode metals when exposed to a specified test environment.
Absorbent incontinence products for urine and/or faeces — Product type names and illustrations
This document provides recommended and other product type names and example pictures of product categories defined in ISO 9999, subclass 09 30, "Absorbing products to contain urine and faeces".
Construction procurement — Part 4: Standard conditions for the calling for expressions of interest
This document sets out standard conditions for the calling for expressions of interest which
a) bind the employer and respondent to behave in a particular manner,
b) establish what is required for a respondent to submit a compliant submission,
c) make known to respondents the evaluation criteria, and
d) establish the manner in which the employer conducts the process of calling for expressions of…
Criteria for assessment of new extinguishants for inclusion in the ISO 14520 series
This document suggests specific types of information that can be useful for assessing safe and effective gaseous extinguishing media for inclusion in the ISO 14520 series.
IEC 61316:2021 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 61316:2021 applies to cable reels provided with a non-detachable flexible cable with a rated operating voltage not…