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  • BS EN 60721-3-4:1995

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    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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    Classification of environmental conditions. Classification of groups of environmental parameters and their severities Stationary use at non-weatherprotected locations

    Available format(s):  Hardcopy, PDF

    Superseded date:  02-08-2019

    Language(s):  English

    Published date:  15-06-1995

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Committees responsible
    National foreword
    Foreword
    1. Scope
    2. Normative references
    3. Definitions
    4. General
    5. Classification of groups of environmental parameters
         and their severities
    6. Sets of environmental condition class combinations
    Tables
    Figure
    Annexes
    A. Survey of conditions affecting the choice of
         environmental parameters and their severities
    B. Interdependence of air temperature, relative
         humidity and absolute humidity
    C. Examples of practical application of the
         classification specified in this standard
    D. Summary of conditions covered by sets of class
         combinations
    ZA. (normative) Other international publications quoted
         in this standard with the references of the relevant
         European publications

    Abstract - (Show below) - (Hide below)

    Classifies severities to which a product may be exposed under its use conditions, including periods of erection work, downtime, maintenence and repair.

    General Product Information - (Show below) - (Hide below)

    Committee GEL/104
    Development Note Reviewed and confirmed by BSI, November 2005. (10/2005) Supersedes 93/209314 DC. Also numbered as IEC 60721-3-4. Renumbers and supersedes BS 7527-3.4(1991). 1993 version incorporates amendment 7929 to BS 7527-3.4(1991). (12/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 7671(2008) : 2018 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS - IET WIRING REGULATIONS
    BS EN 60721-3-7:1996 Classification of environmental conditions. Classification of groups of environmental parameters and their severities Portable and non-stationary use
    BS EN 60721-3-9:1993 Classification of environmental conditions. Classification of groups of environmental parameters and their severities Microclimates inside products
    BS EN 60870-2-2:1997 Telecontrol equipment and systems. Operating conditions Environmental conditions (climatic, mechanical and other non-electrical influences)
    BS EN 61334-3-21:1997 Distribution automation using distriubution line carrier systems. Mains signalling requirements MV phase-to-phase isolated capacitive coupling device
    BS EN 60495:1994 Single sideband power-line carrier terminals
    BS 7671(2008) : 2008 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS - IET WIRING REGULATIONS

    Standards Referencing This Book - (Show below) - (Hide below)

    IEC 60721-1:1990+AMD1:1992+AMD2:1995 CSV Classification of environmental conditions - Part 1: Environmental parameters and their severities
    BS EN 60721-1:1996 Classification of environmental conditions Environmental parameters and their severities
    BS 7527-2.1:1991 Classification of environmental conditions. Environmental conditions appearing in nature Temperature and humidity
    IEC 60721-2-1:2013 Classification of environmental conditions - Part 2-1: Environmental conditions appearing in nature - Temperature and humidity
    IEC 60721-3-0:1984+AMD1:1987 CSV Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Introduction
    BS EN 60721-3-0:1993 Classification of environmental conditions. Classification of groups of environmental parameters and their severities Introduction
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