ДСТУ EN IEC 62052-11:2022 Засоби вимірювання електричної енергії змінного струму. Загальні вимоги, випробування та умови випробування. Частина 11. Лічильники електричної енергії (EN IEC 62052-11:2021, IDT; IE...
ДСТУ EN IEC 62052-11:2022
(EN IEC 62052-11:2021, IDT; IEC 62052-11:2020, IDT)
Засоби вимірювання електричної енергії змінного струму.
Загальні вимоги, випробування та умови
випробування.
Частина 11. Лічильники електричної енергії
Не є офіційним виданням.
Офіційне видання розповсюджує національний орган стандартизації
(ДП «УкрНДНЦ» http://uas.gov.ua)
CONTENTS
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
3.1 General definitions
3.2 Definitions related to the functional elements
3.3 Definitions of meter ports
3.4 Definitions of mechanical elements
3.5 Definitions related to measurements
3.6 Definitions related to external influences
3.7 Definition of tests
3.8 Definitions related to electromechanical meters
3.9 Definitions related to meter marking and symbols
4 Nominal electrical values
4.1 Voltages
4.2 Currents
4.3 Frequencies
4.4 Power consumption
5 Construction requirements
5.1 General
5.2 Mechanical tests
5.3 Window
5.4 Terminals - Terminal block(s) - Protective conductor terminal
5.5 Sealing provisions
5.6 Display of measured values
5.7 Storage of measured values
5.8 Pulse outputs
5.9 Electrical pulse inputs
5.9.1 General characteristics
5.10 Auxiliary power supply
6 Meter marking and documentation
6.1 Meter accuracy class marking
6.2 Meter marking
6.3 Connection diagrams and terminal marking
6.4 Symbols
6.5 Documentation
7 Metrological performance requirements and tests
7.1 General test conditions
7.2 Methods of accuracy verification
7.3 Measurement uncertainty
7.4 Meter constant
7.5 Initial start-up of the meter
7.6 Test of no-load condition
7.7 Starting current test
7.8 Repeatability test
7.9 Limits of error due to variation of the current
7.10 Limits of error due to influence quantities
7.11 Time-keeping accuracy
8 Climatic requirements
8.1 General
8.2 Environmental conditions
8.3 Tests of the effects of the climatic environments
8.4 Durability
9 The effects of external influence quantities and disturbances
9.1 General
9.2 Acceptance criteria
9.3 Electromagnetic compatibility (EMC)
9.4 Tests of immunity to other influence quantities
10 Type test
10.1 Test conditions
10.2 Type test report
Annex A (normative) Optical test output
Annex В (normative) Class A and class В electrical pulse outputs
Annex C (normative) Electrical pulse output for special applications and long distances according to IEC 60381-1:1982
Annex D (informative) Meter symbols and markings
Annex E (informative) Meter ports
Annex F (informative) Test set-up for EMC tests
Annex G (informative) Test for immunity to conducted, differential mode disturbances and signalling in the frequency range 2 kHz to 150 kHz at AC power ports
Annex H (normative) Test circuit diagrams for testing influence of harmonics and interharmonics
Annex I (informative) Short time overcurrent test waveform
Annex J (informative) Fast load current variation test
Annex К (normative) Electromagnet for testing the influence of externally produced magnetic fields
Annex L (normative) Test circuit diagram for the test of immunity to earth fault
Annex M (informative) Meter current range
Annex N (informative) Application to Branch Circuit Power Meters
Annex О (informative) Overview of the technical changes
Annex P (informative) Test schedule - Recommended test sequences
Повна версія документа доступна в тарифі «ВСЕ ВРАХОВАНО».