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eLibrary > BS EN IEC 62055-31:2022 Electricity metering. Payment systems - Particular requirements. Static payment meters for active energy (classes 0,5, 1 and 2) >

BS EN IEC 62055-31:2022 Electricity metering. Payment systems - Particular requirements. Static payment meters for active energy (classes 0,5, 1 and 2), 2022

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BS EN IEC 62055-31:2022 Electricity metering. Payment systems - Particular requirements. Static payment meters for active energy (classes 0,5, 1 and 2), 2022

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European foreword
Endorsement notice
Annex ZA (normative) Normative references to international publications with their corresponding European publications [Go to Page]
English [Go to Page]
CONTENTS
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions [Go to Page]
3.1 General payment metering
3.2 Tokens
3.3 Token carriers
3.4 Tokens and token carriers
3.5 Switches of metering equipment
3.6 Timekeeping and tariff control
4 Nominal electrical values
5 Construction requirements [Go to Page]
5.1 General
5.2 Clearance and creepage distances
5.3 Protection against penetration of dust and water
5.4 Display of measured values [Go to Page]
5.4.1 General
5.4.2 Minimum display capability
5.4.3 Indicators
5.5 Storage of measured values
5.6 Output device
5.7 Marking of the meter
5.8 Token carrier interface [Go to Page]
5.8.1 General
5.8.2 Token carrier acceptor
5.8.3 Keypad interface
6 Climatic conditions [Go to Page]
6.1 General
6.2 Temperature range [Go to Page]
6.2.1 General
6.2.2 Operation within the specified operating range
6.2.3 Operation within the limit range of operation
6.2.4 Storage and transport outside the limit range of operation
6.3 Relative humidity
6.4 Protection against penetration of dust and water
6.5 Tests of the effect of the climatic environments
7 Electrical requirements [Go to Page]
7.1 General requirements
7.2 Influence of supply voltage [Go to Page]
7.2.1 Voltage range(s)
Table 1 – Voltage ranges [Go to Page]
[Go to Page]
7.2.2 Voltage dips and short interruptions
7.2.3 Abnormal voltage conditions
7.3 Heating
7.4 Insulation
7.5 Long Term Over Voltage Withstand
7.6 Electromagnetic compatibility (EMC) [Go to Page]
7.6.1 General
7.6.2 General test conditions
7.6.3 Test of immunity to electrostatic discharges
7.6.4 Test of immunity to radiated RF electromagnetic fields
7.6.5 Test of immunity to electrical fast transients/bursts
7.6.6 Test of immunity to conducted disturbances, induced by RF fields
7.6.7 Surge immunity test
7.6.8 Test of immunity to damped oscillatory waves
7.6.9 Radio interference suppression
7.7 Power consumption [Go to Page]
7.7.1 General
7.7.2 Voltage circuits
7.7.3 Current circuits
7.8 Influence of self-heating on accuracy
7.9 Electrical tests on supply control and load control switches (SCS and LCS)
7.10 Auxiliary control switches (ACS)
7.11 Token carrier acceptor interface test
8 Accuracy requirements
9 Functional requirements [Go to Page]
9.1 General
9.2 Robustness of meter accounting process
10 Type test
Annex A (informative) Functional performance [Go to Page]
A.1 Basic functionalities – prepayment mode [Go to Page]
A.1.1 General
A.1.2 Prepayment mode – core functionalities
A.1.3 Core functional tests within voltage and temperature range limits
A.1.4 Functional tests within the limit range of operation with voltage
A.1.5 Functional tests within the limit range of operation with temperature
A.1.6 Prepayment mode – token handling and data integrity requirements
A.2 Additional functionalities [Go to Page]
A.2.1 General
A.2.2 Requirements for other modes of operation
A.2.3 Collection of agreed debt
A.2.4 Time-of-use tariff facilities
A.3 System compliance requirements
Annex B (informative) Reference model for a payment meter [Go to Page]
B.1 General
B.2 Generalised payment meter instance
Figure B.1 – Generalised block diagram of a payment meter instance [Go to Page]
B.3 Functions in a single-part payment meter [Go to Page]
B.3.1 General
B.3.2 Meter application process
B.3.3 Token_Carrier_to_Meter_Interface function
B.3.4 Accounting function
B.3.5 Metering function
B.3.6 Delivery function
B.3.7 Time functions
B.3.8 Test functions
B.3.9 Display functions
B.3.10 Recording functions
B.3.11 Security functions
Annex C (normative) Requirements for payment meters with supply control switches
Annex D (normative) Requirements of timekeeping [Go to Page]
D.1 General [Go to Page]
D.1.1 General
D.1.2 Real-time clock support facilities
D.1.3 Operation reserve
D.1.4 Primary batteries
D.1.5 Back up battery replacement
D.1.6 Real-time clock setting and synchronisation facilities
D.2 Synchronous clocks
D.3 Crystal-controlled clocks
D.4 Tests of timekeeping accuracy [Go to Page]
D.4.1 General
D.4.2 General test conditions
D.4.3 Test of synchronous clocks in payment meters
D.4.4 Test of crystal-controlled clocks in payment meters
D.5 Effects of disturbances on timekeeping [Go to Page]
D.5.1 General
D.5.2 Electromagnetic disturbances
D.5.3 Voltage dips and short interruptions
D.5.4 Harmonics in the voltage waveform
Bibliography [Go to Page]

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BS EN IEC 62055-31:2022 Electricity metering. Payment systems - Particular requirements. Static payment meters for active energy (classes 0,5, 1 and 2), 2022

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