• SN EN 60505 : 2000

    Current The latest, up-to-date edition.


    Available format(s): 


    Published date:  12-01-2013

    Publisher:  Swiss Standards

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

    1 Scope
    2 Normative references
    3 Terms and definitions
       3.1 General terms
       3.2 Terms related to service stresses and ageing
       3.3 Terms related to testing
    4 Ageing
       4.1 Ageing mechanism
       4.2 Assessment of ageing mechanisms
       4.3 Accelerated ageing
    5 Elements for preparing an evaluation method
       5.1 Object
       5.2 Service conditions
       5.3 Life values
    6 Functional evaluation methods to qualify an EIS
       6.1 General considerations
       6.2 Types of evaluation procedures
       6.3 Practical considerations
    7 Functional ageing tests
       7.1 Test objects
       7.2 Test conditions
       7.3 Determination of EIS service life
    8 Accelerated ageing
       8.1 Stress levels
       8.2 Duration and number of subcycles
       8.3 Ageing subcycle
    9 Prediagnostic conditioning
    10 Diagnostics
       10.1 Diagnostic tests - End point criteria
       10.2 Additional specific tests
    11 Analysing the data
       11.1 General
       11.2 Operating experience
       11.3 Electrical endurance
       11.4 Thermal ageing
       11.5 Mechanical endurance
       11.6 Environmental test data
       11.7 Multifactor test data
       11.8 Number of specimens
    12 Evaluation procedures based on statistical distributions -
       Mathematical formulae
    13 Test report
    14 EIS coding
    Annex A (informative) Checklists
    Annex B (informative) Flow charts
    Annex C (informative) Selection of diagnostic tests and their
                          stress levels
    Annex D (informative) Test using step-by-step increasing
    Annex ZA (normative) Normative references to international
                          publications with their corresponding
                          European publications

    Abstract - (Show below) - (Hide below)

    Specifies the basis for estimating the ageing of electrical insulation systems (EIS) under conditions of either electrical, thermal, mechanical, environmental stresses or combinations of these (multifactor stresses).

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

    Document Type Standard
    Publisher Swiss Standards
    Status Current
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