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BS EN IEC 62055-31:2022

BS EN IEC 62055-31:2022

$198.66

Electricity metering. Payment systems – Particular requirements. Static payment meters for active energy (classes 0,5, 1 and 2)

Published By Publication Date Number of Pages
BSI 2022 60
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PDF Catalog

PDF Pages PDF Title
2 undefined
4 European foreword
Endorsement notice
5 Annex ZA (normative) Normative references to international publications with their corresponding European publications
7 English
CONTENTS
10 FOREWORD
12 INTRODUCTION
13 1 Scope
14 2 Normative references
3 Terms and definitions
3.1 General payment metering
16 3.2 Tokens
17 3.3 Token carriers
19 3.4 Tokens and token carriers
20 3.5 Switches of metering equipment
3.6 Timekeeping and tariff control
22 4 Nominal electrical values
5 Construction requirements
5.1 General
5.2 Clearance and creepage distances
5.3 Protection against penetration of dust and water
5.4 Display of measured values
5.4.1 General
5.4.2 Minimum display capability
23 5.4.3 Indicators
5.5 Storage of measured values
5.6 Output device
5.7 Marking of the meter
24 5.8 Token carrier interface
5.8.1 General
5.8.2 Token carrier acceptor
5.8.3 Keypad interface
6 Climatic conditions
6.1 General
6.2 Temperature range
6.2.1 General
6.2.2 Operation within the specified operating range
25 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
26 6.4 Protection against penetration of dust and water
6.5 Tests of the effect of the climatic environments
7 Electrical requirements
7.1 General requirements
7.2 Influence of supply voltage
7.2.1 Voltage range(s)
Table 1 – Voltage ranges
27 7.2.2 Voltage dips and short interruptions
28 7.2.3 Abnormal voltage conditions
7.3 Heating
7.4 Insulation
29 7.5 Long Term Over Voltage Withstand
7.6 Electromagnetic compatibility (EMC)
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
30 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
7.7.1 General
31 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
32 9 Functional requirements
9.1 General
9.2 Robustness of meter accounting process
33 10 Type test
35 Annex A (informative) Functional performance
A.1 Basic functionalities – prepayment mode
A.1.1 General
A.1.2 Prepayment mode – core functionalities
38 A.1.3 Core functional tests within voltage and temperature range limits
39 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
40 A.1.6 Prepayment mode – token handling and data integrity requirements
41 A.2 Additional functionalities
A.2.1 General
42 A.2.2 Requirements for other modes of operation
A.2.3 Collection of agreed debt
A.2.4 Time-of-use tariff facilities
43 A.3 System compliance requirements
44 Annex B (informative) Reference model for a payment meter
B.1 General
45 B.2 Generalised payment meter instance
Figure B.1 – Generalised block diagram of a payment meter instance
47 B.3 Functions in a single-part payment meter
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
48 B.3.6 Delivery function
B.3.7 Time functions
B.3.8 Test functions
B.3.9 Display functions
49 B.3.10 Recording functions
B.3.11 Security functions
51 Annex C (normative) Requirements for payment meters with supply control switches
52 Annex D (normative) Requirements of timekeeping
D.1 General
D.1.1 General
D.1.2 Real-time clock support facilities
D.1.3 Operation reserve
53 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
54 D.4 Tests of timekeeping accuracy
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
55 D.5 Effects of disturbances on timekeeping
D.5.1 General
D.5.2 Electromagnetic disturbances
56 D.5.3 Voltage dips and short interruptions
57 D.5.4 Harmonics in the voltage waveform
58 Bibliography

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BS EN IEC 62055-31:2022
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