ДСТУ EN IEC 62271-108:2022 Пристрої контрольні розподільні високовольтні. Частина 108. Високовольтні роз`єднувачі змінного струму на номінальну напругу 72,5 кВ і понад (EN IEC 62271-108:2020, IDT; IEC 62271-1...

ДСТУ EN IEC 62271-108:2022
(EN IEC 62271-108:2020, IDT; IEC 62271-108:2020, IDT)

Пристрої контрольні розподільні високовольтні. Частина 108. Високовольтні роз'єднувачі змінного струму на номінальну напругу 72,5 кВ і понад

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

Contents

1 Scope

2 Normative references

3 Terms and definitions

3.1 General terms and definitions

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 Operational characteristics of switchgear and controlgear

3.7 Characteristic quantities

3.8 Index of definitions

4 Normal and special service conditions

5 Ratings

5.1 General

5.3 Rated insulation level (U_d, U_p, U_s)

6 Design and construction

6.1 General

6.11 Nameplates

6.12 Locking devices

6.13 Position indication

6.101 Requirements for simultaneity of poles during single closing and single opening operations

6.102 Operation of disconnecting circuit-breakers

6.103 Pressure limits of fluids for operation

6.104 Vent outlets

6.105 Time quantities

6.106 Static mechanical loads

6.107 Disconnecting circuit-breaker classification

6.108 Requirements in respect of the isolating distance of disconnecting circuit-breakers

7 Type tests

7.1 General

7.2 Dielectric tests

7.3 Radio interference voltage (RIV) test

7.4 Resistance measurement

7.5 Continuous current tests

7.6 Short-time withstand current and peak withstand current tests

7.7 Verification of the protection

7.8 Tightness tests

7.9 Electromagnetic compatibility tests (EMC)

7.10 Additional tests on auxiliary and control circuits

7.11 X-radiation for vacuum interrupters

7.101 Mechanical and environmental tests

7.102 Miscellaneous provisions for making and breaking tests

7.103 General considerations for making and breaking tests

7.104 Demonstration of arcing times

7.105 Short-circuit test quantities

7.106 Short-circuit test procedure

7.107 Terminal fault tests

7.108 Additional short-circuit tests

7.109 Short-line fault tests

7.110 Out-of-phase making and breaking tests

7.111 Capacitive current tests

7.112 Tests to verify the proper function of the position indicating device

7.113 Combined function test

8 Routine tests

8.1 General

9 Guide to the selection of disconnecting circuit-breakers (informative)

10 Information to be given with enquiries, tenders and orders (informative)

11 Transport, storage, installation, operation instructions and maintenance

12 Safety

13 Influence of the product on the environment

Annex A (informative) Explanatory notes and examples of disconnecting circuit-breakers

Bibliography

Figure 1 - Test sequence for mechanical operations and short-circuit combined function tests when performed as separate tests

Figure 2 - Test sequence for mechanical operations and short-circuit combined function tests when performed in one sequence

Figure A.1 - A making or breaking unit (or several identical units connected in series) which satisfies the dielectric requirements of a disconnector

Figure A.2 - Device with a single gap which is divided into a making or breaking section and an isolating section

Figure A.3 - Circuit-breaker which, together with a series connected disconnector, commonly satisfies the dielectric requirements of a disconnector in open position