International Standards and Conformity Assessment for all electrical, electronic and related technologies



Reference EN 61951-2:2011
Title Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable sealed rechargeable single cells - Part 2: Nickel-metal hydride
Project Number 22550
Abstract/Scope IEC 61951-2:2011 specifies marking, designation, dimensions, tests and requirements for portable sealed nickel-metal hydride, small prismatic, cylindrical and button rechargeable single cells, suitable for use in any orientation. This third edition cancels and replaces the second edition published in 2003 of which it constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - clause 4: addition of 2 parameters; - clause 5: addition of cells type 'S' and cells type 'T'; - subclause 6.1.2: addition of new cylindrical cells; - subclause 7.8: addition of a specific test for 'S' cells.


Current Stage code 6060
Current Stage code date 2011-07-15
Current Stage code deadline 2012-03-29
Deadline date for vote  


Order Voucher  


IEC Technical Body IEC/SC 21A
Reference Document IEC 61951-2:2011 (EQV)
ICS 29.220.30 - Alkaline secondary cells and batteries
Keywords Battery; Alkaline; Non-acid; Rechargeable; Nickel-metal hydride
Note Supersedes EN 61951-2:2003
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2011-07-15 2012-03-29 export to doc file  EN  FR  DE
5099 2011-06-29 2011-07-27  
5060 2011-03-28 2011-04-18 export to doc file  EN
5020 2011-01-21 2011-03-25  
3090 2010-04-23 2010-10-10  
5060 2009-12-07 2009-12-21 export to doc file  EN
5020 2009-07-03 2009-12-04  
1090 2009-06-30 2009-07-03  

Implementation Dates

date of Ratification (DOR) (1) 2011-06-29
date of Availability (DAV) (2) 2011-07-15
date of Announcement (DOA) (3) 2011-09-29
date of Publication (DOP) (4) 2012-03-29
date of Withdrawal (DOW) (5) 2014-06-29


Supersedes EN 61951-2:2003
Superseded by  
Normative reference (6) IEC 60050-482
EN 60086-1:2007
EN 60086 series
EN 60086-2:2007
IEC 60410:1973
EN 61959:2004
corr. June 2004
EN 62133:2003

(1) Date of ratification (dor) date when the Technical Board notes the approval of an EN (and HD for CENELEC), from which time the standard may be said to be approved

(2) Date of availability (dav) date when the definitive text in the official language versions of an approved CEN/CENELEC publication is distributed by the Central Secretariat

(3) Date of announcement (doa) latest date by which the existence of an EN (and HD for CENELEC), a TS or a CWA has to be announced at national level

(4) Date of publication (dop) latest date by which an EN has to be implemented at national level by publication of an identical national standard or by endorsement

(5) Date of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn

(6) This list of normative references is purely indicative. The only official list of normative reference is the list of the published standard.