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BS EN 60076-3 - POWER TRANSFORMERS - PART 3: INSULATION LEVELS, DIELECTRIC TESTS AND EXTERNAL CLEARANCES IN AIR

Available format(s)

Hardcopy , PDF

Superseded date

12-31-2013

Language(s)

English

Publisher

British Standards Institution

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definitions
4 General
5 Highest voltage for equipment and insulation level
6 Transformers with re-connectable windings
7 Dielectric tests
8 Dielectric tests on transformers that have been
    in service
9 Insulation of auxiliary wiring
10 Applied voltage test
11 Induced voltage tests (IVW and IVPD)
12 Line terminal AC withstand test
13 Lightning impulse tests
14 Switching impulse test (SI)
15 Action following test failure
16 External clearances in air
Annex A (informative) - Application guide for partial
        discharge measurements on transformers
Annex B (informative) - Overvoltage transferred from
        the high-voltage winding to a low-voltage winding
Annex C (informative) - Information on transformer insulation
        and dielectric tests to be supplied with an enquiry
        and with an order
Annex D (informative) - Neutral insulation voltage level
        calculation
Annex E (informative) - Basis for insulation and test levels

BS EN 60076-3

Committee	PEL/14
DocumentType	Draft
Pages	58
PublisherName	British Standards Institution
Status	Superseded
SupersededBy	BS EN 60076-3 : 2013

IEC 60060-2:2010	High-voltage test techniques - Part 2: Measuring systems
IEC 60270:2000+AMD1:2015 CSV	High-voltage test techniques - Partial discharge measurements
IEC 60076-4:1976	Power transformers - Part 4: Tappings and connections
IEC 60076-8:1997	Power transformers - Part 8: Application guide
IEC 60050-421:1990	International Electrotechnical Vocabulary (IEV) - Part 421: Power transformers and reactors
IEC 60076-1:2011	Power transformers - Part 1: General
IEC 60076-6:2007	Power transformers - Part 6: Reactors
IEC 60060-3:1976	High-voltage test techniques - Part 3: Measuring devices
IEC 61378-2:2001	Convertor transformers - Part 2: Transformers for HVDC applications
IEC 61378-3:2015	Converter transformers - Part 3: Application guide
IEC 60071-2:1996	Insulation co-ordination - Part 2: Application guide
IEC 61083-2:2013	Instruments and software used for measurement in high-voltage and high-current tests - Part 2: Requirements for software for tests with impulse voltages and currents
IEC 60076-13:2006	Power transformers - Part 13: Self-protected liquid-filled transformers
IEC 60060-1:2010	High-voltage test techniques - Part 1: General definitions and test requirements
IEC 60071-1:2006+AMD1:2010 CSV	Insulation co-ordination - Part 1: Definitions, principles and rules
IEC 61083-1:2001	Instruments and software used for measurement in high-voltage impulse tests - Part 1: Requirements for instruments
IEC 61378-1:2011	Converter transformers - Part 1: Transformers for industrial applications
IEC 60214-2:2004	Tap-changers - Part 2: Application guide
IEC 60214-1:2014	Tap-changers - Part 1: Performance requirements and test methods