SN EN 61440 : 1997
Current
The latest, up-to-date edition.
SECONDARY CELLS AND BATTERIES CONTAINING ALKALINE OR OTHER NON-ACID ELECTROLYTES - SEALED NICKEL-CADMIUM SMALL PRISMATIC RECHARGEABLE SINGLE CELLS
12-01-2013
1 General
1.1 Scope
1.2 Normative references
1.3 Definitions
1.4 Parameter tolerances
2 Designation and marking
2.1 Cell designation
2.2 Marking
3 Dimensions
4 Electrical tests
4.1 Charging procedure for test purposes
4.2 Discharge performance
4.3 Charge (capacity) retention
4.4 Endurance in cycles
4.5 Charge acceptance at constant voltage
4.6 Overcharge
4.7 Safety device operation
4.8 Storage
4.9 Internal resistance
5 Mechanical test
5.1 Bump test
6 Conditions for approval and acceptance
6.1 Type approval
6.2 Batch acceptance
Annex ZA (normative) Normative references to international
publications with their corresponding European publications
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