I.S. EN 50272-4:2007
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
SAFETY REQUIREMENTS FOR SECONDARY BATTERIES AND BATTERY INSTALLATIONS - PART 4: BATTERIES FOR USE IN PORTABLE APPLIANCES
Hardcopy , PDF
09-04-2021
English
01-01-2007
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Introduction
1 Scope
2 Normative references
3 Definitions
4 Operating instructions
5 Dimensions and interchangeability of cells and batteries
6 Electrical safety
6.1 Protection against incorrect connection polarity
6.2 Design of battery and battery compartments
6.3 Compartments for consumer replaceable batteries
7 Safe handling and protection against misuse
7.1 Charging
7.2 Thermal abuse
7.3 Mechanical impact
7.4 Protection against pole reversal in the event of deep
discharge
7.5 Protection against electrical overload
7.6 Safe handling
8 Battery compartments
8.1 Battery accommodation
8.2 Replacement battery enclosures
8.3 Battery contacts
8.4 Protection against hazards caused by released gas
9 Measures in the event of accidents with batteries
9.1 Swallowing button cells
9.2 Burns or positioning caused byleaking batteries
10 Marking and disposal of batteries for use in portable
appliances
Annex A (informative) Instructions for use and
recommendations to the end-users
A.1 Instructions for use
A.2 Recommendations to the end-users
Bibliography
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