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



Reference EN 60987:2009
Title Nuclear power plants - Instrumentation and control important to safety - Hardware design requirements for computer-based systems
Project Number 21478
Abstract/Scope Is applicable to computer-system hardware for systems of Class 1 and 2 (as defined by IEC 61513) in nuclear power plants. This new edition reflects recent developments in computer system hardware design, the use of pre-developed hardware and changes in terminology.


Current Stage code 6060
Current Stage code date 2009-06-26
Current Stage code deadline 2010-06-01
Deadline date for vote 2009-06-30


Order Voucher  


IEC Technical Body IEC/SC 45A
Reference Document IEC 60987:2007 (MOD)
ICS 27.120.20 - Nuclear power plants. Safety
Keywords Nuclear;Power plant;Instrumentation;Hardware;Design
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2009-06-26 2010-06-01 export to doc file  EN  FR  DE
5099 2009-06-01 2009-10-01  
5060 2009-05-19 2009-06-02 export to doc file  EN
5020 2009-03-13 2009-05-15 export to doc file  EN
1599 2008-12-01 2009-04-02  
1561 2008-10-28 2008-12-01  
1560 2008-10-15 2008-10-29 export to doc file  EN
1520 2008-07-11 2008-10-10 export to doc file  EN
1099 2008-07-01 2008-08-01  
1021 2008-05-23 2008-07-01  
1020 2007-08-28 2007-09-28  

Implementation Dates

date of Ratification (DOR) (1) 2009-06-01
date of Availability (DAV) (2) 2009-06-26
date of Announcement (DOA) (3) 2009-12-01
date of Publication (DOP) (4) 2010-06-01
date of Withdrawal (DOW) (5) 2012-06-01


Superseded by prEN 60987
Normative reference (6) IAEA 50-C/SG-Q:1996
IAEA guide NS-G-1.3:2002
ISO 9001:2000
IEC 60780:1998
EN 60812:2006
EN 60880:2009
EN 61000-4-2:2009
EN 61025:2007
IEC 61513:2001
EN 62138:2009

(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.