• DD ENV 1954:1997

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Internal and external fault behaviour of safety related electronic parts of gas appliances

    Available format(s):  Hardcopy, PDF

    Superseded date:  31-12-2007

    Language(s):  English

    Published date:  15-04-1997

    Publisher:  British Standards Institution

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

    CONTENTS
    Foreword
    1. Scope
    2. Normative references
    3. Definitions
    3.1 General
    3.2 Definitions specific to complex electronics
    4. Requirements
    4.1 Fault control
    4.2 Fault avoidance
    5. Information
    6. External fault behaviour
    7. Fault behaviour under external influence
    7.1 Performance tests
    7.2 Climatic tests
    7.3 Supply voltage variations
    7.4 Supply voltage interruptions or decreases
    7.5 Supply frequency variations
    8. Electromagnetic phenomena
    8.1 Voltage surges
    8.2 Fast transient brust
    8.3 Electromagnetic radiation - Immunity
    8.4 Electrostatic discharges
    9. Endurance
    9.1 Design requirements
    9.2 Test method
    Annexes
    A (normative) Failure modes for electronic components
    B (normative) Fault assessment flowcharts

    Abstract - (Show below) - (Hide below)

    Applies to (programmable) electronic systems for gas installations that include safety-relevant electronic actuators, sensors, and converters etc.

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

    Committee GSE/22
    Document Type Standard
    Publisher British Standards Institution
    Revision Of
    Status Superseded
    Superseded By

    Standards Referencing This Book - (Show below) - (Hide below)

    BS EN 60730-1:2011 Automatic electrical controls for household and similar use General requirements
    IEC 60801-4:1988 Electromagnetic compatibility for industrial-process measurement and control equipment - Part 4: Electrical fast transient/burst requirements
    DD ENV 50142:1995 Electromagnetic compatibility. Basic immunity standard. Surge immunity tests
    HD 323.2.6 : 200S2 BASIC ENVIRONMENTAL TESTING PROCEDURES - TESTS - TEST FC AND GUIDANCE: VIBRATION (SINUSOIDAL)
    BS EN 60947-1 : 2007 LOW-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: GENERAL RULES
    DD ENV 50140:1994 Electromagnetic compatibility. Basic immunity standard. Radiated radio-frequency electromagnetic field. Immunity test
    BS 6201-3:1982 Fixed capacitors for use in electronic equipment Specification for fixed capacitors for radio interference suppression. Selection of methods of test and general requirements
    BS EN 60801-2:1993 Electromagnetic compatibility for industrial-process measurement and control equipment Electrostatic discharge requirements
    DD ENV 50141:1994 Electromagnetic compatibility. Basic immunity standard. Conducted disturbances induced by radio-frequency fields. Immunity test
    IEC 60801-2:1991 Electromagnetic compatibility for industrial-process measurement and control equipment - Part 2: Electrostatic discharge requirements
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