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NBN EN 62052-11 : 2003

Current

Current

The latest, up-to-date edition.

ELECTRICITY METERING EQUIPMENT (AC) - GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - PART 11: METERING EQUIPMENT

Published date

12-01-2013

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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 mechanical elements
   3.4 Definitions related to insulation
   3.5 Definitions of meter quantities
   3.6 Definitions of influence quantities
   3.7 Definition of tests
   3.8 Definitions related to electromechanical meters
4 Standard electrical values
   4.1 Standard reference voltages
   4.2 Standard currents
   4.3 Standard reference frequencies
5 Mechanical requirements and tests
   5.1 General mechanical requirements
   5.2 Case
   5.3 Window
   5.4 Terminals - Terminal block(s) - Protective earth
         terminal
   5.5 Terminal cover(s)
   5.6 Clearance and creepage distances
   5.7 Insulating encased meter of protective class II
   5.8 Resistance to heat and fire
   5.9 Protection against penetration of dust and water
   5.10 Display of measured values
   5.11 Output device
   5.12 Marking of meter
6 Climatic conditions
   6.1 Temperature range
   6.2 Relative humidity
   6.3 Tests of the effect of the climatic environments
7 Electrical requirements
   7.1 Influence of supply voltage
   7.2 Heating
   7.3 Insulation
   7.4 Immunity to earth fault
   7.5 Electromagnetic compatibility (EMC)
8 Type test
   8.1 Test conditions
Annex A (normative) - Relationship between ambient air
         temperature and relative humidity
Annex B (normative) - Voltage wave-form for the tests of
         the effect of voltage dips and short interruptions
Annex C (normative) - Test circuit diagram for the test
         of immunity to earth fault
Annex D (normative) - Optical test output
Annex E (informative) - Test set-up for EMC tests
Annex F (informative) - Test schedule - Recommended test
         sequences
Annex ZA (normative) Normative references to international
         publications with their corresponding European
         publications

Covers type tests for electricity metering equipment for indoor and outdoor application and applies to newly manufactured equipment designed to measure the electrical energy on 50 Hz or 60 Hz networks, with a voltage up to 600 V.

DevelopmentNote
Supersedes NBN EN 60521 and NBN EN 60687. (06/2007)
DocumentType
Standard
PublisherName
Belgian Standards
Status
Current

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