• IEC 61330:1995

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    High-voltage/low voltage prefabricated substations

    Available format(s):  Hardcopy, PDF, PDF 3 Users, PDF 5 Users, PDF 9 Users

    Superseded date:  13-06-2006

    Language(s):  English - French, Spanish, Castilian

    Published date:  05-12-1995

    Publisher:  International Electrotechnical Committee

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

    FOREWORD
    INTRODUCTION
    1 General
          1.1 Scope
          1.2 Normative references
          1.3 Definitions
    2 Service conditions
          2.1 Normal service conditions
          2.2 Special service conditions
    3 Requirements for components
    4 Ratings
          4.1 Rated voltages
          4.2 Rated insulation levels
          4.3 Rated frequency and number of phases
          4.4 Rated normal currents and temperature rise
          4.5 Rated short-time withstand currents
          4.6 Rated peak withstand currents
          4.7 Rated duration of short circuit
          4.8 Rated supply voltage of operating devices and
                 auxiliary circuits
          4.9 Rated supply frequency of operating devices and
                 auxiliary circuits
          4.10 Rated maximum power of the prefabricated
                 substation
          4.11 Rated class of enclosure
    5 Designation and construction
          5.1 Earthing
          5.2 Auxiliary equipment
          5.3 Nameplate
          5.4 Degree of protection and internal fault
          5.5 Enclosure
          5.6 Sound emission
    6 Type tests
          6.1 Dielectric tests
          6.2 Temperature-rise tests
          6.3 Short-time and peak withstand current tests on
                 earthing circuits
          6.4 Functional tests
          6.5 Verification of the degree of protection
          6.6 Mechanical tests
    7 Routine tests
          7.1 Voltage withstand tests on auxiliary circuits
          7.2 Functional tests
          7.3 Verification of correct wiring
          7.4 Tests after assembly on site
    8 Guide to the selection of prefabricated substations
          for service
    9 Information to be given with enquiries, tenders and
          orders
          9.1 Information with enquiries and orders
          9.2 Information with tenders
    10 Rules for transport, erection, operation and
          maintenance
          10.1 Conditions during transport, storage and
                 erection
          10.2 Erection
          10.3 Operation
          10.4 Maintenance
    Annex A - Method for testing the prefabricated substation
              under conditions of arcing due to an internal fault
    Annex B - Test to verify the sound level of a prefabricated
              substation
    Annex C - Mechanical impact test
    Annex D - Rating of transformers in an enclosure

    Abstract - (Show below) - (Hide below)

    Specifies the service conditions, rated characteristics, general structural requirements and test method of prefabricated substations, which are cable connected, for alternating current of primary rated voltages above 1 kV and up to and including 52 kV1, and for a transformer of maximum power 1 600 kVA, for service frequencies up to and including 60 Hz.

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

    Committee TC 17/SC 17C
    Development Note Also numbered as BS EN 61330 (11/2005)
    Document Type Standard
    Publisher International Electrotechnical Committee
    Status Superseded
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS EN 60076-11 : 2004 POWER TRANSFORMERS - PART 11: DRY-TYPE TRANSFORMERS
    IEC TS 60695-1-40:2002 Fire hazard testing - Part 1-40: Guidance for assessing the fire hazard of electrotechnical products - Insulating liquids
    CEI EN 60076-11 : 2006 POWER TRANSFORMERS - PART 11: DRY-TYPE TRANSFORMERS
    CSA C22.3 No. 61936-1 : 2008 : R2015 POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES
    12/30269145 DC : 0 BS EN 60695-1-40 ED 1.0 - FIRE HAZARD TESTING - PART 1-40: GUIDANCE FOR ASSESSING THE FIRE HAZARD OF ELECTROTECHNICAL PRODUCTS - INSULATING LIQUIDS
    98/232755 DC : DRAFT DEC 1998 IEC 61936-1 - POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES
    I.S. EN 60076-11:2004 POWER TRANSFORMERS - PART 11: DRY-TYPE TRANSFORMERS
    CSA C22.3 No. 61936-1 : 2008 POWER INSTALLATIONS EXCEEDING 1 KV A.C. - PART 1: COMMON RULES
    11/30242675 DC : 0 BS EN 60099-4 F2 - SURGE ARRESTERS - PART 4: METAL-OXIDE SURGE ARRESTERS WITHOUT GAPS FOR A.C. SYSTEMS
    EN 60076-11 : 2004 POWER TRANSFORMERS - PART 11: DRY-TYPE TRANSFORMERS

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

    IEC 60243-1:2013 Electric strength of insulating materials - Test methods - Part 1: Tests at power frequencies
    IEC 60364-4-41:2005+AMD1:2017 CSV Low voltage electrical installations - Part 4-41: Protection for safety - Protection against electric shock
    IEC 60050-151:2001 International Electrotechnical Vocabulary (IEV) - Part 151: Electrical and magnetic devices
    IEC 60050-441:1984 International Electrotechnical Vocabulary (IEV) - Part 441: Switchgear, controlgear and fuses
    IEC 60076-5:2006 Power transformers - Part 5: Ability to withstand short circuit
    IEC 60354:1991 Loading guide for oil-immersed power transformers
    ISO 1052:1982 Steels for general engineering purposes
    IEC 60694:1996+AMD1:2000+AMD2:2001 CSV Common specifications for high-voltage switchgear and controlgear standards
    ISO 1210:1992 Plastics — Determination of the burning behaviour of horizontal and vertical specimens in contact with a small-flame ignition source
    IEC 60529:1989+AMD1:1999+AMD2:2013 CSV Degrees of protection provided by enclosures (IP Code)
    IEC 60076-1:2011 Power transformers - Part 1: General
    IEC 60947-1:2007+AMD1:2010+AMD2:2014 CSV Low-voltage switchgear and controlgear - Part 1: General rules
    IEC 60439-1:1999+AMD1:2004 CSV Low-voltage switchgear and controlgear assemblies - Part 1: Type-tested and partially type-tested assemblies
    IEC 60905:1987 Loading guide for dry-type power transformers
    IEC 60071-2:1996 Insulation co-ordination - Part 2: Application guide
    IEC 60076-2:2011 Power transformers - Part 2: Temperature rise for liquid-immersed transformers
    IEC 61180-1:1992 High-voltage test techniques for low voltage equipment - Part 1: Definitions, test and procedure requirements
    IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
    IEC 60664-1:2007 Insulation coordination for equipment within low-voltage systems - Part 1: Principles, requirements and tests
    IEC 60298:1990 A.C. metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV
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