EN 61951-1:2003/A1:2006

Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable sealed rechargeable single cells - Part 1: Nickel-cadmium

Akkumulatoren und Batterien mit alkalischem oder anderen nichtsäurehaltigen Elektrolyten - Tragbare wiederaufladbare gasdichte Einzelzellen - Teil 1: Nickel-Cadmium

Accumulateurs alcalins et autres accumulateurs à électrolyte non acide - Accumulateurs individuels portables étanches - Partie 1: Nickel-cadmium

Sekundarne celice in baterije, ki vsebujejo alkalne ali druge nekislinske elektrolite - Prenosne posamezne ponovno polnljive hermetične celice - 1. del: Nikelj-kadmij (IEC 61951-1:2003/A1:2005)

General Information

• Status: Withdrawn
• Publication Date: 26-Jan-2006
• Withdrawal Date: 30-Nov-2008
• ICS: 29.220.30 - Alkaline secondary cells and batteries
• Technical Committee: CLC/TC 21X - Secondary cells and batteries
• Drafting Committee: IEC/SC 21A - IEC_SC_21A
• Parallel Committee: IEC/SC 21A - IEC_SC_21A
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 09-Nov-2016
• Completion Date: 09-Nov-2016
• Ref Project: SIST EN 61951-1:2004/A1:2006 - Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable sealed rechargeable single cells -- Part 1: Nickel-cadmium

Relations

• Replaced By: EN 61951-1:2014 - Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable sealed rechargeable single cells - Part 1: Nickel-cadmium
• Effective Date: 29-Jan-2023
• Amends: EN 61951-1:2003 - Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable sealed rechargeable single cells - Part 1: Nickel-cadmium
• Effective Date: 28-Jan-2023

Standards Content (Sample)

21A/413/CDV
COMMITTEE DRAFT FOR VOTE (CDV)
PROJET DE COMITÉ POUR VOTE (CDV)

Project number : IEC 61951-1 Amd 1
Numéro de projet
IEC/TC or SC: Date of circulation Closing date for voting (Voting
SC 21A
Date de diffusion mandatory for P-members)
CEI/CE ou SC:
Date de clôture du vote (Vote
2004-11-12
obligatoire pour les membres (P))
2005-04-15
Titre du CE/SC: Accumulateurs alcalins et autres TC/SC Title: Secondary cells and batteries
accumulateurs à électrolyte non acide containing alkaline or other non-acid electrolytes
Secretary: Pierre Fougère
Secrétaire:
Also of interest to the following committees Supersedes document
Intéresse également les comités suivants Remplace le document
21A/398/MCR and 21A/399/DC
TC 35, SC34D
Functions concerned
Fonctions concernées
Safety EMC Environment Quality assurance
Sécurité
CEM Environnement Assurance qualité
CE DOCUMENT EST TOUJOURS À L'ÉTUDE ET SUSCEPTIBLE DE THIS DOCUMENT IS STILL UNDER STUDY AND SUBJECT TO CHANGE. IT
MODIFICATION. IL NE PEUT SERVIR DE RÉFÉRENCE. SHOULD NOT BE USED FOR REFERENCE PURPOSES.
LES RÉCIPIENDAIRES DU PRÉSENT DOCUMENT SONT INVITÉS À RECIPIENTS OF THIS DOCUMENT ARE INVITED TO SUBMIT, WITH THEIR
PRÉSENTER, AVEC LEURS OBSERVATIONS, LA NOTIFICATION DES COMMENTS, NOTIFICATION OF ANY RELEVANT PATENT RIGHTS OF
DROITS DE PROPRIÉTÉ DONT ILS AURAIENT ÉVENTUELLEMENT WHICH THEY ARE AWARE AND TO PROVIDE SUPPORTING
CONNAISSANCE ET À FOURNIR UNE DOCUMENTATION EXPLICATIVE. DOCUMENTATION.

Titre : Projet d'amendement 1 à la CEI 61951-1 Title : Draft amendment 1 to IEC 61951-1:
Accumulateurs individuels portables étanches - Portable sealed rechargeable single cells -
Partie 1: Nickel-cadmium Part 1 Nickel-cadmium

Note d'introduction Introductory note
The request from TC 34D (Luminaires)
La demande du TC 34D (Luminaires) concernant
concerning cells for operation at elevated
les éléments destinés à fonctionner à haute
temperatures was expressed in 21A/398/MCR
température a été formulée dans le document
circulated to National Committees on January
21A/398/MCR, diffusé aux Comités Nationaux le
16, 2004. As detailled in 21A/399/DC, a draft of
16 Janvier 2004. Comme précisé dans le
amendment 1 was prepared and reviewed by the
document 21A/399/DC, un projet d’amendement
experts of WG2 during the meeting held in Berlin
a été préparé et examiné par les experts du
on May 11, 2004.
WG2 au cours de la réunion tenue à Berlin le 11

Mai 2004.
ATTENTION ATTENTION
CDV soumis en parallèle au vote (CEI) Parallel IEC CDV/CENELEC Enquiry
et à l’enquête (CENELEC)
permitted to download this electronic file, to make a copy and to print out the content for the sole
purpose of preparing National Committee positions. You may not copy or "mirror" the file or
printed version of the document, or any part of it, for any other purpose without permission in
writing from IEC.
FORM CDV (IEC)
2002-08-09
61951-1 amd 1/CDV © IEC:2004 –  –
FOREWORD
This amendment has been prepared by subcommittee 21A: Secondary cells and batteries
containing alkaline or other non-acid electrolytes, of IEC technical committee 21: Secondary
cells and batteries.
This first amendment allows differentiating cells for operation at temperatures of up to 40 °C
and cells for operation at temperatures of up to 50 °C.
The text of this amendment is based on the following documents:
FDIS Report on voting
21A/XX/FDIS 21A/XX/RVD
Full information on the voting for the approval of this amendment can be found in the report
on voting indicated in the above table.
The committee has decided that the contents of the base publication and its amendments will
remain unchanged until 2008-06. At this date, the publication will be
• reconfirmed;
• withdrawn;
• replaced by a revised edition, or
• amended.
_____________
Page 3
CONTENTS
Replace title of clause 7.6.3 by the following:
7.6.3 LT, MT, HT, LU, MU or HU cylindrical cells
Page 5
LIST OF TABLES
Repace table 18 by the following:
Table 18A – Permanent charge endurance for LT, MT or HT cylindrical cells
Table 18B – Permanent charge endurance for LU, MU or HU cylindrical cells
Page 15
5.1.2 Cylindrical cells
Replace the paragraph after the note by the following:
When a cell is intended for permanent charge at elevated temperatures, typically up to 40 °C,
a letter "T" is placed after the letter L, M, H or X.

61951-1 amd 1/CDV © IEC:2004 –  –
When a cell is intended for permanent charge at elevated temperatures, typically up to 50 °C,
a letter "U" is placed after the letter L, M, H or X.
Page 27
7.2.1 Discharge performance at 20 °C
Replace table 6 by the following:
Table 6 – Discharge performance at 20 °C for cylindrical cells
Minimum discharge duration
Discharge conditions
h/min
Rate of Final Cell designation
constant current voltage
L/LT/LU M/MT/MU H/HT/HU X
A V
0,2 I 1,0 5 h 5 h 5 h 5 h
t
0,9 – 42 min 48 min 54 min
1,0 I
t
0,8 – – 6 min 9 min
5,0 I
t
b 0,7 – – – 4 min
10,0 I
t
a
Five cycles are permitted for this test. The test shall be terminated at the end of the first cycle which meets the
requirement.
b
Prior to the 5,0 I A and 10,0 I A tests, a conditioning cycle may be included if necessary. This cycle shall
t t
consist of charging at 0,1 I A in accordance with 7.1 and discharging at 0,2 I A, at an ambient temperature of
t t
20 °C ± 5 °C, according to 7.2.1.

Page 29
7.2.2 Discharge performance at –18 °C
Replace table 9 by the following:
Table 9 – Discharge performance at –18 °C for cylindrical cells
Minimum discharge duration
Discharge conditions
h/min
Rate of Final voltage Cell designation
constant current
L/LT/LU M MT/MU H HT/HU X
A V
0,2 I 1,0 2 h 3 h 2 h 3 h 2 h 4 h
t
0,9 – 15 min 10 min 30 min 20 min 36 min
1,0 I
t
0,8 – – – 9 min 6 min 13 min
a
2,0 I
t
0,8 – – – – – 7 min
a
3,0 I
t t
a
Prior to the 2,0 I A and 3,0 I A tests, a conditioning cycle may be included if necessary. This cycle consists of
t t
charging at 0,1 I A in accordance with 7.1 and discharging at 0,2 I A at an ambient temperature of 20 °C ± 5 °C,
t t
according to 7.2.1.
61951-1 amd 1/CDV © IEC:2004 –  –
Page 33
7.4.1.1 Small prismatic and cylindrical cells (Endurance in cycles)
Replace the last line of this sub-clause by the following
• 50 for LT/LU, MT/MU or HT/HU
Page 39
7.4.2.3 LT, MT or HT cylindrical cells
Replace clause 7.4.2.3 by the following:
7.4.2.3 LT, MT or HT cylindrical cells
The permanent charge endurance test shall be performed in three steps according to the
conditions specified in Table 18A.
It consists o
...

SLOVENSKI STANDARD
01-julij-2006
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3UHQRVQHSRVDPH]QHSRQRYQRSROQOMLYHKHUPHWLþQHFHOLFHGHO1LNHOMNDGPLM
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Secondary cells and batteries containing alkaline or other non-acid electrolytes - Portable
sealed rechargeable single cells - Part 1: Nickel-cadmium (IEC 61951-1:2003/A1:2005)
Akkumulatoren und Batterien mit alkalischem oder anderen nichtsäurehaltigen
Elektrolyten - Tragbare wiederaufladbare gasdichte Einzelzellen - Teil 1: Nickel-
Cadmium (IEC 61951-1:2003/A1:2005)
Accumulateurs alcalins et autres accumulateurs à électrolyte non acide - Accumulateurs
individuels portables étanches - Partie 1: Nickel-cadmium (CEI 61951-1:2003/A1:2005)
Ta slovenski standard je istoveten z: EN 61951-1:2003/A1:2006
ICS:
29.220.30
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
EN 61951-1/A1
NORME EUROPÉENNE
January 2006
EUROPÄISCHE NORM
ICS 29.220.30
English version
Secondary cells and batteries containing alkaline
or other non-acid electrolytes –
Portable sealed rechargeable single cells
Part 1: Nickel-cadmium
(IEC 61951-1:2003/A1:2005)
Accumulateurs alcalins et autres Akkumulatoren und Batterien mit
accumulateurs à électrolyte non acide – alkalischem oder anderen
Accumulateurs individuels portables nichtsäurehaltigen Elektrolyten –
étanches Tragbare wiederaufladbare gasdichte
Partie 1: Nickel-cadmium Einzelzellen
(CEI 61951-1:2003/A1:2005) Teil 1: Nickel-Cadmium
(IEC 61951-1:2003/A1:2005)
This amendment A1 modifies the European Standard EN 61951-1:2003; it was approved by CENELEC on
2005-12-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which
stipulate the conditions for giving this amendment the status of a national standard without any alteration.

Up-to-date lists and bibliographical references concerning such national standards may be obtained on
application to the Central Secretariat or to any CENELEC member.

This amendment exists in three official versions (English, French, German). A version in any other language
made by translation under the responsibility of a CENELEC member into its own language and notified to the
Central Secretariat has the same status as the official versions.

CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic,
Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania,
Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland
and United Kingdom.
CENELEC
European Committee for Electrotechnical Standardization
Comité Européen de Normalisation Electrotechnique
Europäisches Komitee für Elektrotechnische Normung

Central Secretariat: rue de Stassart 35, B - 1050 Brussels

© 2006 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members.
Ref. No. EN 61951-1:2003/A1:2006 E

Foreword
The text of document 21A/421/FDIS, future amendment 1 to IEC 61951-1:2003, prepared by SC 21A,
Secondary cells and batteries containing alkaline or other non-acid electrolytes, of IEC TC 21, Secondary
cells and batteries, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as
amendment A1 to EN 61951-1:2003 on 2005-12-01.
The following dates were fixed:
– latest date by which the amendment has to be implemented
at national level by publication of an identical
national standard or by endorsement (dop) 2006-09-01
– latest date by which the national standards conflicting
with the amendment have to be withdrawn (dow) 2008-12-01
__________
Endorsement notice
The text of amendment 1:2005 to the International Standard IEC 61951-1:2003 was approved by
CENELEC as an amendment to the European Standard without any modification.
__________
NORME CEI
INTERNATIONALE
IEC
61951-1
INTERNATIONAL
STANDARD
AMENDEMENT 1
AMENDMENT 1
2005-11
Amendement 1
Accumulateurs alcalins et autres accumulateurs
à électrolyte non acide –
Accumulateurs individuels portables étanches –
Partie 1:
Nickel-cadmium
Amendment 1
Secondary cells and batteries containing
alkaline or other non-acid electrolytes –
Portable sealed rechargeable single cells –
Part 1:
Nickel-cadmium
 IEC 2005 Droits de reproduction réservés  Copyright - all rights reserved
International Electrotechnical Commission, 3, rue de Varembé, PO Box 131, CH-1211 Geneva 20, Switzerland
Telephone: [phone] Telefax: [phone] E-mail: [e-mail] Web: www.iec.ch
CODE PRIX
G
Commission Electrotechnique Internationale
PRICE CODE
International Electrotechnical Commission
МеждународнаяЭлектротехническаяКомиссия
Pour prix, voir catalogue en vigueur
For price, see current catalogue

61951-1 Amend. 1  IEC:2005 – 3 –
FOREWORD
This amendment has been prepared by subcommittee 21A: Secondary cells and batteries
containing alkaline or other non-acid electrolytes, of IEC technical committee 21: Secondary
cells and batteries.
This first amendment allows differentiating cells for operation at temperatures of up to 40 °C
and cells for operation at temperatures of up to 50 °C.
The text of this amendment is based on the following documents:
FDIS Report on voting
21A/421/FDIS 21A/422/RVD
Full information on the voting for the approval of this amendment can be found in the report
on voting indicated in the above table.
The committee has decided that the contents of this amendment and the base publication will
remain unchanged until the maintenance result date indicated on the IEC web site under
"http://webstore.iec.ch" in the data related to the specific publication. At this date, the
publication will be
• reconfirmed,
• withdrawn,
• replaced by a revised edition, or
• amended.
_____________
Page 3
CONTENTS
Replace the existing title of 7.6.3 by the following:
7.6.3 LT/LU, MT/MU or HT/HU cylindrical cells
Add, on page 5, to the list of tables, the title of new Table 26 as follows:
Table 26 – Permanent charge endurance for LU, MU or HU cylindrical cells

Page 15
5.1.2 Cylindrical cells
Replace the paragraph after the note by the following:
When a cell is intended for permanent charge at elevated temperatures, typically up to 40 °C,
a letter "T" is placed after the letter L, M, H or X.
When a cell is intended for permanent charge at elevated temperatures, typically up to 50 °C,
a letter "U" is placed after the letter L, M, H or X.

61951-1 Amend. 1  IEC:2005 – 5 –
Page 27
7.2.1 Discharge performance at 20 °C
Replace the existing Table 6 by the following:
Table 6 – Discharge performance at 20 °C for cylindrical cells
Minimum discharge duration
Discharge conditions
h/min
Rate of Final Cell designation
constant current voltage
L/LT/LU M/MT/MU H/HT/HU X
A V
a
0,2 I 1,0 5 h 5 h 5 h 5 h
t
1,0 I 0,9 – 42 min 48 min 54 min
t
b
5,0 I 0,8 – – 6 min 9 min
t
b
10,0 I 0,7 – – – 4 min
t
a
Five cycles are permitted for this test. The test shall be terminated at the end of the first cycle which meets the
requirement.
b
Prior to the 5,0 I A and 10,0 I A tests, a conditioning cycle may be included if necessary. This cycle shall
t t
consist of charging at 0,1 I A in accordance with 7.1 and discharging at 0,2 I A, at an ambient temperature of
t t
20 °C ± 5 °C, according to 7.2.1.

Page 29
7.2.2 Discharge performance at –18 °C
Replace the existing Table 9 by the following:
Table 9
...