• SN EN 61643-11 : 2002 AMD 11 2007

    Current The latest, up-to-date edition.

    LOW-VOLTAGE SURGE PROTECTIVE DEVICES - PART 11: SURGE PROTECTIVE DEVICES CONNECTED TO LOW-VOLTAGE POWER SYSTEMS - REQUIREMENTS AND TESTS

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    Published date:  13-01-2013

    Publisher:  Swiss Standards

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

    1 General
      1.1 Scope
      1.2 Normative references
    2 Service conditions
      2.1 Normal
      2.2 Abnormal
    3 Definitions
    4 Classification
      4.1 Number of ports
      4.2 SPD design topology
      4.3 SPD types 1, 2 and 3 - test classes 1, 2 and 3
      4.4 Location
      4.5 Accessibility
      4.6 Mounting method
      4.7 SPD disconnector
      4.8 Overcorrect protection
      4.9 Degree of protection provided by enclosures
           according to IP codes of IEC 60529
      4.10 Temperature range
    5 Standard ratings
      5.1 Preferred values of impulse current for class
           1 test I[imp]
      5.2 Preferred values of nominal discharge current
           for class II tests I[n]
      5.3 Preferred values of open-circuit voltage for
           class III tests U[oc]
      5.4 Preferred values of voltage protection level U[p]
      5.5 Preferred values of r.m.s. or d.c. maximum continuous
           operating voltage U[c]
    6 Requirements
      6.1 General requirements
      6.2 Electrical requirements
      6.3 Mechanical requirements
      6.4 Environmental requirements
      6.5 Safety requirements
      6.6 Additional test requirements for two-port SPD's
           and one-port SPD's with separate input/output
           terminals
    7 Type tests
      7.1 General testing procedures
      7.2 Identification and marking
      7.3 Terminals and connections
      7.4 Testing for protection against direct contact
      7.5 Determination of the measured limiting voltage
      7.6 Operating duty test
      7.7 SPD disconnectors and safety performance of overstressed
           SPD's
      7.8 Test for two-port SPD's and one-port SPD's with separate
           input/output terminals
      7.9 Additional tests
      7.10 Electromagnetic compatibility
    8 Routine and acceptance tests
      8.1 Routine tests
      8.2 Acceptance tests
    Annex A (informative) Considerations for SPD's when class
            I tests are to be applied
    Annex B (normative) TOV values
    Annex ZA (normative) Normative references to international
             publications with their corresponding European
             publications
    Bibliography

    Abstract - (Show below) - (Hide below)

    Applicable to devices for surge protection against indirect and direct effects of lightning or other transient over-voltages.

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    Document Type Standard
    Publisher Swiss Standards
    Status Current
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