ДСТУ EN 60214-1:2016 Переключатели ответвлений. Часть 1. Требования к техническим характеристикам и методы испытания (EN 60214-1:2014, IDT)

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 EN 60214-1:2014

Tap-changers — Part 1: Performance requirements and test methods

прийнято як національний стандарт
 методом «підтвердження» за позначенням
Відповідає офіційному тексту

ДСТУ EN 60214-1:2016
(EN 60214-1:2014, IDT)

Перемикачі відгалужень. Частина 1. Вимоги до технічних
 характеристик та методи випробування

З наданням чинності від 2016-09-01

CONTENTS

1 Scope

2 Normative references

3 Terms and definitions

4 Service conditions

4.1 Temperature of tap-changer environment

4.2 Temperature of motor-drive mechanism environment

4.3 Overload conditions

5 Requirements for on-load tap-changers

5.1 General requirements

5.1.1 Rating

5.1.2 Compartments for diverter and selector switches

5.1.3 Liquid-level gauges and gas monitoring devices

5.1.4 Safety requirements for protection against internal failure

5.1.5 Limiting devices for the protection against transient overvoltages

5.1.6 Change-over selector recovery voltages

5.1.7 Leakage inductance in coarse fine regulation arrangements

5.2 Type tests

5.2.1 General

5.2.2 Temperature rise of contacts

5.2.3 Switching tests

5.2.4 Short-circuit current test

5.2.5 Transition impedance test

5.2.6 Mechanical tests

5.2.7 Tightness test

5.2.8 Dielectric tests

5.2.9 Type-test certificate

5.3 Routine tests

5.3.1 General

5.3.2 Mechanical test

5.3.3 Sequence test

5.3.4 Auxiliary circuits insulation test

5.3.5 Pressure and vacuum tests

6 Requirements for motor-drive mechanisms for on-load tap-changers

6.1 General requirements

6.1.1 Compliance of component parts

6.1.2 Permissible variation of auxiliary supply

6.1.3 Step-by-step control

6.1.4 Tap position indicator

6.1.5 Tap-change in progress indication

6.1.6 Limiting devices

6.1.7 Parallel control devices

6.1.8 Direction of rotation protection

6.1.9 Overcurrent blocking device

6.1.10 Restarting device

6.1.11 Operation counter

6.1.12 Manual operation of the motor-drive mechanism

6.1.13 Motor-drive cubicle

6.1.14 Protective device against running-through

6.1.15 Protection against access to hazardous parts

6.2 Type tests

6.2.1 Mechanical load test

6.2.2 Overrun test

6.2.3 Degree of protection of motor-drive cubicle

6.3 Routine tests

6.3.1 Mechanical tests

6.3.2 Auxiliary circuits insulation test

7 Requirements for de-energized tap-changers

7.1 General requirements

7.1.1 Rated characteristics

7.1.2 Types

7.1.3 Handles and drives

7.1.4 Glands

7.1.5 Interlocks

7.1.6 Mechanical end stops

7.2 Type tests

7.2.1 General

7.2.2 Temperature rise of contacts

7.2.3 Short-circuit current test

7.2.4 Mechanical tests

7.2.5 Dielectric tests

7.2.6 Type test certificate

7.3 Routine tests

7.3.1 Mechanical tests

7.3.2 Pressure and vacuum tests

8 Requirements for motor-drive mechanisms for de-energized tap-changers

8.1 General requirements

8.1.1 General

8.1.2 Compliance of component parts

8.1.3 Permissible variation of auxiliary supply

8.1.4 Tap position indicator

8.1.5 Limiting devices

8.1.6 Operation counter

8.1.7 Manual operation of the motor-drive mechanism

8.1.8 Motor-drive cubicle

8.1.9 Protection against access to hazardous parts

8.2 Type tests

8.2.1 Mechanical load test

8.2.2 Overrun test

8.2.3 Degree of protection of motor-drive cubicle

8.3 Routine tests

8.3.1 Mechanical tests

8.3.2 Auxiliary circuits insulation test

9 Nameplate

9.1 Tap-changers (on-load and de-energized)

9.2 Motor-drive mechanisms

10 De-energized tap-changer warning label

11 Manufacturers operating instructions

Annex A (normative) Supplementary information on switching duty on main and transition contacts relating to resistor type tap-changers

Annex B (normative) Supplementary information on switching duty relating to reactor type tap-changers

B.1 Additional test parameters

B.1.1 Service duty test

B.1.2 Breaking capacity test

B.2 Duty of switching contacts

Annex C (normative) Method for determining the equivalent temperature of the transition resistor using power pulse current

Annex D (informative) Simulated a.c. circuits for service duty and breaking capacity tests

D.1 General

D.2 Transformer method

D.3 Resistance method

Annex E (informative) Example of a synthetic test circuit for service duty test of vacuum type tap-changers

E.1 Definitions with relevance to the synthetic test circuit

E.1.1 Synthetic test circuit

E.1.2 Simulated a.c. test circuit

E.1.3 Pre-arc

E.1.4 Making voltage

E.2 Example for the test setup of a synthetic test circuit

E.3 Example for the breaking/making condition during a switching operation

Bibliography