Low-voltage switchgear and controlgear — Controllers for drivers of stationary fire pumps
1 Scope and object
This International Standard applies to controllers intended for starting, controlling and stopping stationary
fire pumps, including automatic and non-automatic types for alternating current electric motor or diesel
engine-driven fire pumps. It is anticipated that a controller only controls a single driver.
Controllers for electric motor-driven fire pumps always include…
Medical electrical equipment - Part 2-21: Particular requirements for the basic safety and essential...
IEC 60601-2-21:2020 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 60601-2-21:2020 applies to the BASIC SAFETY and ESSENTIAL PERFORMANCE of INFANT RADIANT WARMERS as defined in…
Multimedia systems and equipment - Colour measurement and management - Part 12-1: Metadata for ident...
IEC 61966-12-1:2020 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 61966-12-1:2020 defines the colour gamut metadata scheme for video systems and similar applications. The…
Medical devices utilizing animal tissues and their derivatives — Part 1: Application of risk managem...
This document applies to medical devices other than in vitro diagnostic medical devices manufactured utilizing materials of animal origin, which are non-viable or have been rendered non-viable. It specifies, in conjunction with ISO 14971, a procedure to identify the hazards and hazardous situations associated with such devices, to estimate and evaluate the resulting risks, to control these risks…
Determination of the characteristic limits (decision threshold, detection limit and limits of the co...
This document specifies a procedure, in the field of ionizing radiation metrology, for the calculation of the "decision threshold", the "detection limit" and the "limits of the coverage interval" for a non‑negative ionizing radiation measurand when counting measurements with preselection of time or counts are carried out. The measurand results from a gross count rate…
STANDARD FOR REFURBISHING OF STORAGE TANKS FOR FLAMMABLE AND COMBUSTIBLE LIQUIDS
1.1 This Standard covers the refurbishing of shop fabricated tanks built to nationally recognized
Standards listed in Tank Eligibility, Sections 12 and 18.
NOTE: In the context of this Standard, refurbishing refers to repairs to, and a limited set of modifications of, tanks using materials at
least equivalent to those used in the original manufacture and does not include retrofit. Refer to…
Selection of optical fibre cable specifications relative to mechanical, ingress, climatic or electro...
IEC TR 62362:2020 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/TR 62362: 2020 which is a technical report, provides information on the specification of optical fibre cables…
Magnetic materials - Part 8-7: Specifications for individual materials - Cold-rolled grain-oriented ...
IEC 60404-8-7:2020 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 60404-8-7:2020 defines the grades of cold-rolled grain-oriented electrical steel strip and sheet in nominal…
Fibre optic active components and devices - Reliability standards - Part 4: Guidelines for optical c...
IEC/TR 62572-4:2020, which is a Technical Report, provides guidelines for optical connector end-face cleaning methods for receptacle style optical transceivers. It includes details about handling receptacle style optical transceivers, internal structures of optical transceivers, information on cleaning tools and machines, applicable cleaning methods, and cleaning procedures. Receptacle style…
Fibre optic active components and devices - Reliability standards - Part 4: Guidelines for optical c...
IEC TR 62572-4:2020 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/TR 62572-4:2020, which is a Technical Report, provides guidelines for optical connector end-face cleaning…
