ДСТУ EN 62271-105:2016 Устройства контрольные распределительные высоковольтные. Часть 105. Комбинации выключатели нагрузки-предохранители переменного тока на номинальное напряжение свыше 1 кВ и до 52 кВ включ...

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Наказ від 07.09.2016 № 266

EN 62271-105:2012

High-voltage switchgear and controlgear - Part 105: Alternating current switch-fuse
combinations for rated voltages above 1 kV up to and including 52 kV

прийнято як національний стандарт
методом «підтвердження» за позначенням

ДСТУ EN 62271-105:2016
(EN 62271-105:2012, IDT)

Пристрої контрольні розподільчі високовольтні. Частина 105. Комбінації
вимикачі навантаження-запобіжники змінного струму на номінальну напругу
понад 1 кВ і до 52 кВ включно

З наданням чинності від 2016–09–15

 
 
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)

CONTENTS

1 General

1.1 Scope

1.2 Normative references

2 Normal and special service conditions

3 Terms and definitions

3.1 General terms

3.2 Assemblies of switchgear and controlgear

3.3 Parts of assemblies

3.4 Switching devices

3.5 Parts of switchgear and controlgear

3.6 Operation

3.7 Characteristic quantities

3.101 Fuses

4 Ratings

4.1 Rated voltage (U_r)

4.2 Rated insulation level

4.3 Rated frequency (f_r)

4.4 Rated normal current and temperature rise

4.5 Rated short-time withstand current (I_k)

4.6 Rated peak withstand current (I_p)

4.7 Rated duration of short-circuit (t_k)

4.8 Rated supply voltage of closing and opening devices and of auxiliary and control circuits (U_a)

4.9 Rated supply frequency of closing and opening devices and of auxiliary circuits

4.10 Rated pressure of compressed gas supply for controlled pressure systems

4.11 Rated filling levels for insulation and/or operation

4.101 Rated short-circuit breaking current

4.102 Rated transient recovery voltage

4.103 Rated short-circuit making current

4.104 Rated transfer current (striker operation) (I_rtransfer)

4.105 Rated take-over current for release-operated combinations (I_to)

5 Design and construction

5.1 Requirements for liquids in switch-fuse combinations

5.2 Requirements for gases in switch-fuse combinations

5.3 Earthing of switch-fuse combinations

5.4 Auxiliary and control equipment

5.5 Dependent power operation

5.6 Stored energy operation

5.7 Independent manual or power operation (independent unlatched operation)

5.8 Operation of releases

5.9 Low- and high-pressure interlocking and monitoring devices

5.10 Nameplates

5.11 Interlocking devices

5.12 Position indication

5.13 Degrees of protection provided by enclosures

5.14 Creepage distances for outdoor insulators

5.15 Gas and vacuum tightness

5.16 Liquid tightness

5.17 Fire hazard (flammability)

5.18 Electromagnetic compatibility (EMC)

5.19 X-ray emission

5.20 Corrosion

5.101 Linkages between the fuse striker(s) and the switch release

5.102 Low over-current conditions (long fuse-pre-arcing time conditions)

6 Type tests

6.1 General

6.2 Dielectric tests

6.3 Radio interference voltage (r.i.v.) tests

6.4 Measurement of the resistance of circuits

6.5 Temperature-rise tests

6.6 Short-time withstand current and peak withstand current tests

6.7 Verification of the protection

6.8 Tightness tests

6.9 Electromagnetic compatibility tests (EMC)

6.10 Additional tests on auxiliary and control circuits

6.11 X-radiation test procedure for vacuum interrupters

6.101 Making and breaking tests

6.102 Mechanical operation tests

6.103 Mechanical shock tests on fuses

6.104 Thermal test with long pre-arcing time of fuse

6.105 Extension of validity of type tests

7 Routine tests

7.101 Mechanical operating tests

8 Guide for the selection of switch-fuse combinations

8.1 Selection of rated values

8.2 Continuous or temporary overload due to changed service conditions

8.101 Guide for the selection of switch-fuse combination for transformer protection

8.102 Coordination of switch and fuses for extension of the reference list

8.103 Operation

9 Information to be given with enquiries, tenders and orders

9.1 Information with enquiries and orders

9.2 Information with tenders

10 Transport, storage, installation, operation and maintenance

11 Safety

12 Influence of the product on the environment

Annex A (informative) Example of the coordination of fuses, switch and transformer

Annex B (normative) Procedure for determining transfer current

Annex C (normative) Tolerances on test quantities for type tests

Bibliography