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09/30158428 DC : 0

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

BS EN 61951-2 - SECONDARY CELLS AND BATTERIES CONTAINING ALKALINE OR OTHER NON-ACID ELECTROLYTES - PORTABLE SEALED RECHARGEABLE SINGLE CELLS - PART 2: NICKEL-METAL HYDRIDE
Available format(s)

Hardcopy , PDF

Superseded date

08-31-2011

Language(s)

English

FOREWORD
1 Scope
2 Normative references
3 Definitions
4 Parameter measurement tolerances
5 Cell designation and marking
   5.1 Cell designation
        5.1.1 Small prismatic cells and cylindrical cells
               5.1.1.1 Small prismatic cells
               5.1.1.2 Cylindrical cells
        5.1.2 Button cells
   5.2 Cell termination
   5.3 Marking
        5.3.1 Small prismatic cells and cylindrical cells
        5.3.2 Button cells
6 Dimensions
   6.1 Small prismatic cells and cylindrical cells
        6.1.1 Small prismatic cells
        6.1.2 Cylindrical cells
               6.1.2.1 Cells dimensionally interchangeable
                       with primary cells
               6.1.2.2 Cells not dimensionally interchangeable
                       with primary cells
   6.2 Button cells
7 Electrical tests
   7.1 Charging procedure for test purposes
   7.2 Discharge performance
        7.2.1 Discharge performance at 20 degree C
        7.2.2 Discharge performance at 0 degree C
        7.2.3 Discharge performance for rapid charge
               cells (R cells)
   7.3 Charge (capacity) retention
   7.4 Endurance
        7.4.1 Endurance in cycles
               7.4.1.1 Small prismatic, button and cylindrical
                       cells not dimensionally interchangeable
                       with primary cells
               7.4.1.2 Cylindrical cells dimensionally
                       interchangeable with primary cells
               7.4.1.3 Cylindrical cells (accelerated test
                       procedures)
        7.4.2 Permanent charge endurance
               7.4.2.1 Small prismatic and button cells
               7.4.2.2 L, M, H or X cylindrical cells
               7.4.2.3 LT, MT or HT cylindrical cells
               7.4.2.4 LU, MU or HU cylindrical cells
   7.5 Charge acceptance at constant voltage
   7.6 Overcharge
        7.6.1 Small prismatic, L, M, H, X, LS or MS cylindrical,
               and button cells
        7.6.2 LT/LU, MT/MU or HT/HU cylindrical cells
        7.6.3 R cylindrical cells
   7.7 Safety device operation
   7.8 Surface temperature limitation device operation
        (for S cell only)
   7.9 Storage
   7.10 Charge acceptance at +55 degree C for LT, MT or HT
        cylindrical cells
   7.11 Internal resistance
        7.11.1 Measurement of the internal a.c. resistance
        7.11.2 Measurement of the internal d.c. resistance
8 Mechanical tests
9 Safety requirements
10 Type approval and batch acceptance
   10.1 Type approval
        10.1.1 Type approval for small prismatic cells
               and button cells
        10.1.2 Type approval for cylindrical cells
   10.2 Batch acceptance
Bibliography

BS EN 61951-2

Committee
PEL/21/1
DocumentType
Draft
Pages
34
PublisherName
British Standards Institution
Status
Superseded
SupersededBy

IEC 60485:1974 Digital electronic d.c. voltmeters and d.c. electronic analogue-to-digital converters
IEC 60050-482:2004 International Electrotechnical Vocabulary (IEV) - Part 482: Primary and secondary cells and batteries
IEC 60410:1973 Sampling plans and procedures for inspection by attributes
IEC 61434:1996 Secondary cells and batteries containing alkaline or other non-acid electrolytes - Guide to designation of current in alkaline secondary cell and battery standards
IEC 62133 : 2.0EN+(REDLINE+VERSION) SECONDARY CELLS AND BATTERIES CONTAINING ALKALINE OR OTHER NON-ACID ELECTROLYTES - SAFETY REQUIREMENTS FOR PORTABLE SEALED SECONDARY CELLS, AND FOR BATTERIES MADE FROM THEM, FOR USE IN PORTABLE APPLICATIONS
IEC 61959:2004 Secondary cells and batteries containing alkaline or other non-acid electrolytes - Mechanical tests for sealed portable secondary cells and batteries

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