BS EN 50470-1 : 2006
Current
The latest, up-to-date edition.
ELECTRICITY METERING EQUIPMENT (A.C.) - PART 1: GENERAL REQUIREMENTS, TESTS AND TEST CONDITIONS - METERING EQUIPMENT (CLASS INDEXES A, B AND C)
Hardcopy , PDF
English
01-01-2006
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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 Definitions of tests
3.8 Definitions related to electromechanical meters
3.9 Abbreviations
4 Standard electrical values
4.1 Standard reference voltages
4.2 Standard currents and current ranges
4.3 Standard reference frequency
5 Mechanical requirements and tests
5.1 General mechanical requirements
5.2 Case
5.2.1 Requirements
5.2.2 Mechanical strength tests of meter 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 and operation indicator
5.11.1 General
5.11.2 Mechanical and electrical characteristics
5.11.3 Optical characteristics
5.12 Marking of meter
5.12.1 Name-plates
5.12.2 Connection diagrams and terminal marking
5.13 Accompanying information
6 Climatic conditions
6.1 Temperature ranges
6.2 Relative humidity
6.3 Tests of the effect of the climatic environments
6.3.1 General
6.3.2 Dry heat test (Test B)
6.3.3 Cold test (Test A)
6.3.4 Damp heat cyclic test (Test Db)
6.3.5 Protection against solar radiation (Test Sa)
7 Electrical requirements
7.1 Voltage range
7.2 Heating
7.3 Insulation
7.3.1 Requirements
7.3.2 General test conditions
7.3.3 Impulse voltage test
7.3.4 AC voltage test
7.4 Electromagnetic compatibility (EMC)
7.4.1 Electromagnetic environment
7.4.2 General requirements and test conditions
7.4.3 Critical change value
7.4.4 Immunity to voltage dips and short interruptions
7.4.5 Immunity to electrostatic discharges
7.4.6 Immunity to radiated RF electromagnetic fields
7.4.7 Immunity to electrical fast transients/bursts
7.4.8 Immunity to conducted disturbances, induced by RF
fields
7.4.9 Immunity to surges
7.4.10 Immunity to damped oscillatory waves
7.4.11 Immunity to continuous magnetic fields of external
origin
7.4.12 Immunity to power frequency magnetic fields of
external origin
7.4.13 Radio interference suppression
8 Type test
8.1 Test conditions
Annex A (normative) Relationship between ambient air
temperature and relative humidity
Annex B (normative) Optical test output
Annex C (normative) Voltage waveform for the tests of the
effect of voltage dips and short
interruptions
Annex D (informative) Test set-up for electromagnetic
compatibility (EMC) tests
Annex E (normative) Electromagnet for testing the influence
of continuous magnetic fields of external
origin
Annex F (informative) Test schedule - Recommended test
sequences
Annex ZZ (informative) Coverage of Essential Requirements of EC
Directives
Index
Applies to newly manufactured watt-hour meters, measuring active electrical energy, intended for residential, commercial and light industrial use, for use on 50 Hz electrical networks.
| Committee |
PEL/13
|
| DocumentType |
Standard
|
| Pages |
112
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Standards | Relationship |
| DIN EN 50470-1 : 2007 COR 1 2008 | Identical |
| NEN EN 50470-1 : 2006 | Identical |
| NBN EN 50470-1 : 2007 | Identical |
| UNE-EN 50470-1:2007 | Identical |
| I.S. EN 50470-1:2006 | Identical |
| NF EN 50470-1 : 2007 | Identical |
| SN EN 50470-1 : 2006 | Identical |
| EN 50470-1:2006 | Identical |
| BS 7856:2017 | Specification for special design and other features of alternating current watthour meters for active energy for use in the UK (Accuracy Classes A and B) |
| 13/30281948 DC : 0 | BS 7856 - CODE OF PRACTICE FOR SPECIAL DESIGN AND OTHER FEATURES OF ALTERNATING CURRENT WATTHOUR METERS FOR ACTIVE ENERGY (MID ACCURACY CLASSES A AND B) FOR USE IN THE UK |
| 16/30348626 DC : 0 | BS 7856:2017 - SPECIFICATION FOR SPECIAL DESIGN AND OTHER FEATURES OF ALTERNATING CURRENT WATTHOUR METERS FOR ACTIVE ENERGY FOR USE IN THE UK (ACCURACY CLASSES A AND B) |
| BS 7856:2013 | Code of practice for special design and other features of alternating current watthour meters for active energy (MID accuracy classes A and B) for use in the UK |
| EN 60044-2:1999/A2:2003 | INSTRUMENT TRANSFORMERS - PART 2: INDUCTIVE VOLTAGE TRANSFORMERS |
| IEC 60038:2009 | IEC standard voltages |
| EN 62053-31:1998 | Electricity metering equipment (a.c.) - Particular requirements - Part 31: Pulse output devices for electromechanical and electronic meters (two wires only) |
| IEC 60068-2-5:2010 | Environmental testing - Part 2-5: Tests - Test Sa: Simulated solar radiation at ground level and guidance for solar radiation testing |
| EN 60068-2-75:2014 | Environmental testing - Part 2-75: Tests - Test Eh: Hammer tests |
| EN 60721-3-1:1997 | Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 1: Storage |
| EN 61000-4-1:2007 | Electromagnetic compatibility (EMC) - Part 4-1: Testing and measurement techniques - Overview of IEC 61000-4 series |
| EN 50470-3:2006 | Electricity metering equipment (a.c.) - Part 3: Particular requirements - Static meters for active energy (class indexes A, B and C) |
| IEC 60068-2-27:2008 | Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock |
| IEC 61000-4-1:2006 | Electromagnetic compatibility (EMC) - Part 4-1: Testing and measurement techniques - Overview of IEC 61000-4 series |
| EN 60359:2002 | Electrical and electronic measurement equipment - Expression of performance |
| EN 60085:2008 | Electrical insulation - Thermal evaluation and designation |
| EN 61000-4-11:2004/A1:2017 | ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-11: TESTING AND MEASUREMENT TECHNIQUES - VOLTAGE DIPS, SHORT INTERRUPTIONS AND VOLTAGE VARIATIONS IMMUNITY TESTS (IEC 61000-4-11:2004/A1:2017) |
| EN 60068-2-1:2007 | Environmental testing - Part 2-1: Tests - Test A: Cold |
| EN 60068-2-2:2007 | Environmental testing - Part 2-2: Tests - Test B: Dry heat |
| IEC 61000-4-11:2004+AMD1:2017 CSV | Electromagnetic compatibility (EMC) - Part 4-11: Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests |
| IEC 60044-2:1997+AMD1:2000+AMD2:2002 CSV | Instrument transformers - Part 2 : Inductive voltage transformers |
| 1989/336/EEC : 1989 | COUNCIL DIRECTIVE OF 3 MAY 1989 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES RELATING TO ELECTROMAGNETIC COMPATIBILITY |
| IEC 62053-52:2005 | Electricity metering equipment (AC) - Particular requirements - Part 52: Symbols |
| IEC 60068-2-11:1981 | Basic environmental testing procedures - Part 2-11: Tests - Test Ka: Salt mist |
| IEC 61000-4-8:2009 | Electromagnetic compatibility (EMC) - Part 4-8: Testing and measurement techniques - Power frequency magnetic field immunity test |
| IEC 61000-4-4:2012 RLV | Electromagnetic compatibility (EMC) - Part 4-4: Testing and measurement techniques - Electrical fast transient/burst immunity test |
| EN 61000-4-2:2009 | Electromagnetic compatibility (EMC) - Part 4-2: Testing and measurement techniques - Electrostatic discharge immunity test |
| IEC 60695-2-11:2014 | Fire hazard testing - Part 2-11: Glowing/hot-wire based test methods - Glow-wire flammability test method for end-products (GWEPT) |
| HD 588.1 : S1 AMD 1 | HIGH VOLTAGE TEST TECHNIQUES - GENERAL DEFINITIONS AND TEST REQUIREMENTS |
| IEC 62052-11:2003+AMD1:2016 CSV | Electricity metering equipment (a.c.) - General requirements, tests and test conditions - Part 11: Metering equipment |
| ISO 75-2:2013 | Plastics — Determination of temperature of deflection under load — Part 2: Plastics and ebonite |
| IEC 62053-31:1998 | Electricity metering equipment (a.c.) - Particular requirements - Part 31: Pulse output devices for electromechanical and electronic meters (two wires only) |
| IEC 61000-4-6:2013 | Electromagnetic compatibility (EMC) - Part 4-6: Testing and measurement techniques - Immunity to conducted disturbances, induced by radio-frequency fields |
| CISPR 22:2008 | Information technology equipment - Radio disturbance characteristics - Limits and methods of measurement |
| EN 61000-4-3 : 2006 AMD 2 2010 | ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-3: TESTING AND MEASUREMENT TECHNIQUES - RADIATED, RADIO-FREQUENCY, ELECTROMAGNETIC FIELD IMMUNITY TEST |
| IEC 60085:2007 | Electrical insulation - Thermal evaluation and designation |
| EN ISO 75-2:2013 | Plastics - Determination of temperature of deflection under load - Part 2: Plastics and ebonite (ISO 75-2:2013) |
| EN 60068-2-27:2009 | Environmental testing - Part 2-27: Tests - Test Ea and guidance: Shock |
| EN 55022:2010/AC:2011 | INFORMATION TECHNOLOGY EQUIPMENT - RADIO DISTURBANCE CHARACTERISTICS - LIMITS AND METHODS OF MEASUREMENT (CISPR 22:2008) |
| EN 62053-52:2005 | Electricity metering equipment (AC) - Particular requirements - Part 52: Symbols |
| IEC 60529:1989+AMD1:1999+AMD2:2013 CSV | Degrees of protection provided by enclosures (IP Code) |
| IEC 60044-1:1996+AMD1:2000+AMD2:2002 CSV | Instrument transformers - Part 1: Current transformers |
| EN 61000-4-8:2010 | Electromagnetic compatibility (EMC) - Part 4-8: Testing and measurement techniques - Power frequency magnetic field immunity test |
| EN 60695-2-10:2013 | Fire hazard testing - Part 2-10: Glowing/hot-wire based test methods - Glow-wire apparatus and common test procedure |
| IEC 60721-3-2:1997 | Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 2: Transportation |
| EN 61000-4-12:2017 | Electromagnetic compatibility (EMC) - Part 4-12: Testing and measurement techniques - Ring wave immunity test |
| EN 50470-2:2006 | Electricity metering equipment (a.c.) - Part 2: Particular requirements - Electromechanical meters for active energy (class indexes A and B) |
| IEC 60068-2-2:2007 | Environmental testing - Part 2-2: Tests - Test B: Dry heat |
| IEC 61000-4-2:2008 | Electromagnetic compatibility (EMC) - Part 4-2: Testing and measurement techniques - Electrostatic discharge immunity test |
| IEC 61000-4-3:2006+AMD1:2007+AMD2:2010 CSV | Electromagnetic compatibility (EMC) - Part 4-3: Testing and measurement techniques - Radiated, radio-frequency, electromagnetic field immunity test |
| IEC 60721-3-3:1994+AMD1:1995+AMD2:1996 CSV | Classification of environmental conditions - Part 3-3: Classification of groups of environmental parameters and their severities - Stationary use at weatherprotected locations |
| EN 60068-2-6:2008 | Environmental testing - Part 2-6: Tests - Test Fc: Vibration (sinusoidal) |
| IEC 60359:2001 | Electrical and electronic measurement equipment - Expression of performance |
| IEC 60068-2-75:2014 | Environmental testing - Part 2-75: Tests - Test Eh: Hammer tests |
| EN 60044-1:1999/A2:2003 | INSTRUMENT TRANSFORMERS - PART 1: CURRENT TRANSFORMERS |
| EN 61000-4-4:2012 | ELECTROMAGNETIC COMPATIBILITY (EMC) - PART 4-4: TESTING AND MEASUREMENT TECHNIQUES - ELECTRICAL FAST TRANSIENT/BURST IMMUNITY TEST (IEC 61000-4-4:2012) |
| EN 60068-2-11:1999 | Environmental testing - Part 2: Tests - Test Ka: Salt mist |
| IEC 60068-2-1:2007 | Environmental testing - Part 2-1: Tests - Test A: Cold |
| EN 60721-3-2:1997 | Classification of environmental conditions - Part 3: Classification of groups of environmental parameters and their severities - Section 2: Transportation |
| EN 60529:1991/AC:2016-12 | DEGREES OF PROTECTION PROVIDED BY ENCLOSURES (IP CODE) (IEC 60529 EDITION 2.2 CORRIGENDUM 2:2015) |
| IEC 60060-1:2010 | High-voltage test techniques - Part 1: General definitions and test requirements |
| EN 60068-2-5:2011 | Environmental testing - Part 2-5: Tests - Test Sa: Simulated solar radiation at ground level and guidance for solar radiation testing |
| EN 60068-2-30:2005 | Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle) |
| IEC 60695-2-10:2013 | Fire hazard testing - Part 2-10: Glowing/hot-wire based test methods - Glow-wire apparatus and common test procedure |
| IEC 60050-300:2001 | International Electrotechnical Vocabulary (IEV) - Part 300: Electrical and electronic measurements and measuring instruments - Part 311: General terms relating to measurements - Part 312: General terms relating to electrical measurements - Part 313: Types of electrical measuring instruments - Part 314: Specific terms according to the type of instrument |
| EN 60695-2-11:2014 | Fire hazard testing - Part 2-11: Glowing/hot-wire based test methods - Glow-wire flammability test method for end-products (GWEPT) (IEC 60695-2-11:2014) |
| IEC 60721-3-1:1997 | Classification of environmental conditions - Part 3 Classification of groups of environmental parameters and their severities - Section 1: Storage |
| EN 60721-3-3 : 95 AMD 2 97 | CLASSIFICATION OF ENVIRONMENTAL CONDITIONS - CLASSIFICATION OF GROUPS OF ENVIRONMENTAL PARAMETERS AND THEIR SEVERITIES - STATIONARY USE AT WEATHER-PROTECTED LOCATIONS |
| IEC 60068-2-30:2005 | Environmental testing - Part 2-30: Tests - Test Db: Damp heat, cyclic (12 h + 12 h cycle) |
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