Optical fibres - Part 2-30: Product specifications - Sectional specification for category A3 multimo...
IEC 60793-2-30:2012 is applicable to sub-categories A3a, A3b, A3c, A3d and A3e. Three types of requirements apply to these fibres:<br />
- general requirements, as defined in IEC 60793-2;<br />
- specific requirements common to the category A3 multimode fibres covered in this standard and which are given in Clause 3;<br />
- particular requirements applicable to the individual…
Optical fibres - Part 2-30: Product specifications - Sectional specification for category A3 multimo...
IEC 60793-2-30:2012 is applicable to sub-categories A3a, A3b, A3c, A3d and A3e. Three types of requirements apply to these fibres:
- general requirements, as defined in IEC 60793-2;
- specific requirements common to the category A3 multimode fibres covered in this standard and which are given in Clause 3;
- particular requirements applicable to the individual sub-categories or specific…
Power systems management and associated information exchange - Part 1: Reference architecture
IEC/TR 62357-1:2012(E) specifies a reference architecture and framework for the development and application of IEC standards for the exchange of power system information. This technical report provides an overview of these standards as well as guidelines and general principles for their application in distribution, transmission, and generation systems involved in electric utility operations and…
Measurement of radioactivity in the environment — Air: radon-222 — Part 8: Methodologies for initial...
ISO 11665-8:2012 specifies requirements for the determination of the activity concentration of radon in all types of buildings. The buildings can be single family houses, public buildings, industrial buildings, underground buildings, etc.
ISO 11665-8:2012 describes the measurement methods used to assess, during the initial investigation phase, the average annual activity concentration of radon…
Electrical measuring transducers for converting A.C. and D.C. electrical quantities to analogue or d...
IEC 60688:2012 applies to transducers with electrical inputs and outputs for making measurements of a.c. or d.c. electrical quantities. This International Standard is intended to specify the terminology and definitions relating to transducers whose main application are in industry; to unify the test methods used in evaluating transducer performance; and to specify accuracy limits and output…
Transducteurs électriques de mesure convertissant les grandeurs électriques alternatives ou continue...
La CEI 60688:2012 s'applique aux transducteurs à grandeurs d'entrées et de sorties électriques destinés à mesurer des grandeurs électriques alternatives ou continues. La présente Norme internationale a pour objet de spécifier la terminologie et les définitions relatives aux transducteurs dont l'application principale est du domaine de l'industrie; d'unifier les méthodes d…
Water quality — Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, ...
ISO 6341.2012 specifies a method for the determination of the acute toxicity to Daphnia magna Straus (Cladocera, Crustacea).
This method is applicable to: chemical substances which are soluble under the conditions of the test, or can be maintained as a stable suspension or dispersion under the conditions of the test; industrial or sewage effluents; treated or untreated waste water; aqueous…
Insulating materials - Industrial rigid laminated sheets based on thermosetting resins for electrica...
IEC 60893-3-4:2003+A1:2012 gives the requirements for industrial rigid laminated sheets for electrical purposes based on phenolic resin and different reinforcements. Applications and distinguishing properties are given. Materials which conform to this specification meet established levels of performance. However, the selection of a material by a user for a specific application should be based on…
ISO 1382:2012 is a trilingual (English/French/Russian) vocabulary containing the definitions of approximately 400 terms in general use in the rubber industry.
