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  • SN EN 60034-18-31 : 1994 AMD 1 1996

    Current The latest, up-to-date edition.

    ROTATING ELECTRICAL MACHINES - PART 18: FUNCTIONAL EVALUATION OF INSULATION SYSTEMS - SECTION 31: TEST PROCEDURES FOR FORM-WOUND WINDINGS - THERMAL EVALUATION AND CLASSIFICATION OF INSULATION SYSTEMS USED IN MACHINES UP TO AND INCLUDING 50 MVA AND 15 KV

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    Published date:  12-01-2013

    Publisher:  Swiss Standards

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

    Introduction
    1. Scope
    2. Normative references
    3. General considerations
    3.1 Relationship to Section 1
    3.2 Designation of test procedures
    3.3 Reference insulation system
    3.4 Verification of diagnostic tests
    4. Test objects and test specimens
    4.1 Construction of test objects
    4.2 Number of test specimens
    4.3 Quality assurance tests
    4.4 Initial diagnostic tests
    5. Thermal ageing sub-cycles
    5.1 Ageing temperatures and sub-cycle lengths
    5.2 Means of heating
    5.3 Ageing procedure
    6. Diagnostic sub-cycle
    6.1 Mechanical test
    6.2 Moisture test
    6.3 Voltage test
    6.4 Other diagnostic tests
    7. Analyzing, reporting and classification
    Annex A - Formette construction (example)
    Figures

    Abstract - (Show below) - (Hide below)

    Gives test procedures for the thermal evaluation and classification of insulation systems for use in a.c. or d.c. rotating electrical machines up to and including 50 MVA and 15 kV using form wound windings. Coverage includes: quality assurance tests, reference insulation system, means of heating, ageing procedure, mechanical test, moisture test and voltage test.

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

    Document Type Standard
    Publisher Swiss Standards
    Status Current
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