• NEN EN 50209 : 1998

    Current The latest, up-to-date edition.

    TEST OF INSULATION OF BARS AND COILS OF HIGH-VOLTAGE MACHINES

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    Published date:  12-01-2013

    Publisher:  Netherlands Standards

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    Applicable to rotating electrical machines with rated voltages (Un) from 5 kV to 24 kV, and with rated output from 5 MW upwards for motors and 5 MVA upwards for generators. This also applies to machines with rated outputs between 1 MVA (1 MW) and 5 MVA (5MW), and with rated voltages of 5 kV or more, if its use has been agreed on previously.

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    Development Note Partially supersedes NEN 3173. (08/2002)
    Document Type Standard
    Publisher Netherlands Standards
    Status Current
    Supersedes
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