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  • EN 60721-3-9:1993/A1:1995

    Current The latest, up-to-date edition.

    CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - SECTION 9: MICROCLIMATES INSIDE PRODUCTS

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    Language(s): 

    Published date:  22-03-1995

    Publisher:  European Committee for Standards - Electrical

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

    FOREWORD
    1 Scope
    2 Normative references
    3 Definitions
    4 General
    5 Classification of microclimatic conditions
    6 Types and marking of microclimatic classes
    Annex A (informative) Graphical presentation and preferred
                          microclimatic classes
    Annex ZA (normative) Other International Publications quoted in
                          this standard with the references of the
                          relevant European Publications

    Abstract - (Show below) - (Hide below)

    The contents of the corrigendum of January 2005 have been included in this copy.

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

    Committee SR 104
    Development Note BS AMD 8954 implements Amd 1 (05/2001)
    Document Type Standard
    Publisher European Committee for Standards - Electrical
    Status Current

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

    I.S. EN 60664-5:2007 INSULATION COORDINATION FOR EQUIPMENT WITHIN LOW-VOLTAGE SYSTEMS - PART 5: COMPREHENSIVE METHOD FOR DETERMINING CLEARANCES AND CREEPAGE DISTANCES EQUAL TO OR LESS THAN 2 MM
    BS EN 60664-5:2003 Insulation coordination for equipment within low-voltage systems A comprehensive method for determining clearances and creepage distances equal to or less than 2 mm
    HD 637 S1:1999/corrigendum:2005 POWER INSTALLATIONS EXCEEDING 1 KV A.C.
    BS EN 60044-1:1999 Instrument transformers Current transformers
    CEI EN 61643-341 : 2002 COMPONENTS FOR LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 341: SPECIFICATION FOR THYRISTOR SURGE SUPPRESSOR (TSS)
    EN 61643-351:2017 Components for low-voltage surge protective devices - Part 351: Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
    I.S. HD 637:1999 POWER INSTALLATIONS EXCEEDING 1 KV A.C.
    CEI EN 60664-5 : 2008 INSULATION COORDINATION FOR EQUIPMENT WITHIN LOW-VOLTAGE SYSTEMS - PART 5: COMPREHENSIVE METHOD FOR DETERMINING CLEARANCES AND CREEPAGE DISTANCES EQUAL TO OR LESS THAN 2 MM
    EN 61643-341:2001 Components for low-voltage surge protective devices - Part 341: Specification for thyristor surge suppressors (TSS)
    BS EN 60044-2:1999 Instrument transformers Inductive voltage transformers
    BS EN 61643-341:2001 Low voltage surge protective devices Specification for thyristor surge suppressors (TSS)
    BS EN 60044-7:2000 Instrument transformers Electronic voltage transformers
    BS EN 61643-351:2017 Components for low-voltage surge protective devices Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
    EN 60044-1:1999/A2:2003 INSTRUMENT TRANSFORMERS - PART 1: CURRENT TRANSFORMERS
    EN 60664-5:2007 Insulation coordination for equipment within low-voltage systems - Part 5: Comprehensive method for determining clearances and creepage distances equal to or less than 2 mm
    EN 60044-2:1999/A2:2003 INSTRUMENT TRANSFORMERS - PART 2: INDUCTIVE VOLTAGE TRANSFORMERS

    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
    EN 60721-3-0:1993 Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Introduction
    HD 478.2.1 : 200S1 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
    IEC 60721-3-3:1994+AMD1:1995+AMD2:1996 CSV Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations
    EN 60721-3-4:1995/A1:1997 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - PART 3: CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - SECTION 4: STATIONARY USE AT NON-WEATHER-PROTECTED LOCATIONS
    HD 478.1 : 200S2 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES
    EN 60721-3-3 : 95 AMD 2 97 CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - STATIONARY USE AT WEATHER-PROTECTED LOCATIONS
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