ДСТУ EN 61869-1:2016 Трансформаторы измерительные. Часть 1. Общие требования (EN 61869-1:2009, IDT)

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Наказ від 15.08.2016 №242

EN 61869-1:2009

Instrument transformers — Part 1: General requirements

прийнято як національний стандарт
методом «підтвердження» за позначенням
 

ДСТУ EN 61869-1:2016
(EN 61869-1:2009, IDT)

Трансформатори вимірювальні. Частина 1. Загальні вимоги

З наданням чинності від 2016-08-16

CONTENTS

1 Scope

2 Normative references

3 Terms and definitions

3.1 General definitions

3.2 Definitions related to dielectric ratings

3.3 Definitions related to current ratings

3.4 Definitions related to accuracy

3.5 Definitions related to other ratings

3.6 Definitions related to gas insulation

3.7 Index of abbreviations

4 Normal and special service conditions

4.1 General

4.2 Normal service conditions

4.2.1 Ambient air temperature

4.2.2 Altitude

4.2.3 Vibrations or earth tremors

4.2.4 Other service conditions for indoor instrument transformers

4.2.5 Other service conditions for outdoor instrument transformers

4.3 Special service conditions

4.3.1 General

4.3.2 Altitude

4.3.3 Ambient temperature

4.3.4 Vibrations or earth tremors

4.3.5 Earthquakes

4.4 System earthing

5 Ratings

5.1 General

5.2 Highest voltage for equipment

5.3 Rated insulation levels

5.3.1 General

5.3.2 Rated primary terminal insulation level

5.3.3 Other requirements for primary terminals insulation

5.3.4 Between-section insulation requirements

5.3.5 Insulation requirements for secondary terminals

5.4 Rated frequency

5.5 Rated output

5.6 Rated accuracy class

6 Design and construction

6.1 Requirements for liquids used in equipment

6.1.1 General

6.1.2 Liquid quality

6.1.3 Liquid level device

6.1.4 Liquid tightness

6.2 Requirements for gases used in equipment

6.2.1 General

6.2.2 Gas quality

6.2.3 Gas monitoring device

6.2.4 Gas tightness

6.2.5 Pressure relief device

6.3 Requirements for solid materials used in equipment

6.4 Requirements for temperature rise of parts and components

6.4.1 General

6.4.2 Influence of altitude on temperature-rise

6.5 Requirements for earthing of equipment

6.5.1 General

6.5.2 Earthing of the enclosure

6.5.3 Electrical continuity

6.6 Requirements for the external insulation

6.6.1 Pollution

6.6.2 Altitude

6.7 Mechanical requirements

6.8 Multiple chopped impulse on primary terminals

6.9 Internal arc fault protection requirements

6.10 Degrees of protection by enclosures

6.10.1 General

6.10.2 Protection of persons against access to hazardous parts and protection of the equipment against ingress of solid foreign objects

6.10.3 Protection against ingress of water

6.10.4 Indoor instrument transformers

6.10.5 Outdoor instrument transformers

6.10.6 Protection of equipment against mechanical impact under normal service conditions

6.11 Electromagnetic Compatibility (EMC)

6.11.1 General

6.11.2 Requirement for Radio Interference Voltage (RIV)

6.11.3 Requirements for immunity

6.11.4 Requirement for transmitted overvoltages

6.12 Corrosion

6.13 Markings

6.14 Fire hazard

7 Tests

7.1 General

7.1.1 Classification of tests

7.1.2 List of tests

7.1.3 Sequence of tests

7.2 Type tests

7.2.1 General

7.2.2 Temperature-rise test

7.2.3 Impulse voltage withstand test on primary terminals

7.2.4 Wet test for outdoor type transformers

7.2.5 Electromagnetic Compatibility (EMC) tests

7.2.6 Test for accuracy

7.2.7 Verification of the degree of protection by enclosures

7.2.8 Enclosure tightness test at ambient temperature

7.2.9 Pressure test for the enclosure

7.3 Routine tests

7.3.1 Power-frequency voltage withstand tests on primary terminals

7.3.2 Partial discharge measurement

7.3.3 Power-frequency voltage withstand tests between sections

7.3.4 Power-frequency voltage withstand tests on secondary terminals

7.3.5 Test for accuracy

7.3.6 Verification of markings

7.3.7 Enclosure tightness test at ambient temperature

7.3.8 Pressure test for the enclosure

7.4 Special tests

7.4.1 Chopped impulse voltage withstand test on primary terminals

7.4.2 Multiple chopped impulse test on primary terminals

7.4.3 Measurement of capacitance and dielectric dissipation factor

7.4.4 Transmitted overvoltage test

7.4.5 Mechanical tests

7.4.6 Internal arc fault test

7.4.7 Enclosure tightness tests at low and high temperatures

7.4.8 Gas dew point test

7.4.9 Corrosion test

7.4.10 Fire hazard test

7.5 Sample tests

8 Rules for transport, storage, erection, operation and maintenance

9 Safety

10 Influence of products on the natural environment

Annex A (normative) Identification of test specimen

Annex B (informative) Rules for transport, storage, erection, operation and maintenance

Annex C (informative) Fire hazard

Annex D (informative) Sample test

Bibliography

Annex ZA (normative) Normative references to international publications with their corresponding European publications

Annex ZZ (informative) Coverage of Essential Requirements of EC Directives