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  • NF EN 61660-1 : 1997

    Current The latest, up-to-date edition.

    SHORT-CIRCUIT CURRENTS IN D.C. AUXILIARY INSTALLATIONS IN POWER PLANTS AND SUBSTATIONS - PART 1: CALCULATION OF SHORT-CIRCUIT

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    Published date:  12-01-2013

    Publisher:  Association Francaise de Normalisation

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

    1 General
        1.1 Scope and object
        1.2 Normative references
        1.3 Definitions
        1.4 Symbols and subscripts
    2 Calculation of short-circuit currents
        2.1 General
        2.2 Calculating methods
        2.3 Resistance and inductance of conductor
        2.4 Rectifier
        2.5 Battery
        2.6 Capacitor
        2.7 DC motor with independent excitation
    3 Calculation of the total short-circuit current
        3.1 Correction factor
        3.2 Superimposing the partial short-circuit currents
              at the short-circuit location
        3.3 Standard approximation function
    Annex A Equations
    Annex ZA (normative) Normative references to international
    publications with their corresponding European publications

    Abstract - (Show below) - (Hide below)

    Covers a method for calculation of short-circuit currents in d.c. auxiliary systems in power plants and substations, which can be equipped with equipment acting as short-circuit sources. Applies only to rectifiers in three-phase a.c. bridge connection.

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    Development Note Indice de classement: C10-104. (07/2014)
    Document Type Standard
    Publisher Association Francaise de Normalisation
    Status Current
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