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



Reference CLC/TR 50481:2009
Title Recommendations on filters for shielded enclosures
Project Number 17072
Abstract/Scope This document was prepared to give users general advices on filtering solutions adopted in shielded enclosures. It is mainly a collection of hints derived from practical experience. This document is coordinated with EN 50147-1 and EN 50417-2. The document covers the frequency range DC to 40 GHz. The range above 40 GHz and up to 400 GHz is under consideration.


Current Stage code 6060
Current Stage code date 2009-04-17
Current Stage code deadline  
Deadline date for vote  


Order Voucher  


IEC Technical Body  
Reference Document  
ICS 31.160 - Electric filters
33.100.10 - Emission
Keywords Filter; Shielded exposure; Exposure
Note Although voted upon during meeting of 2008-12-11, dor=2009-03-20 when the voting results were received
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2009-04-17   export to doc file  EN
5099 2009-03-20 2009-06-20  
5020 2008-12-11 2008-12-11 export to doc file  EN
4060 2008-10-27 2008-12-11 export to doc file  EN
4020 2008-07-25 2008-10-24 export to doc file  EN
3099 2008-04-12 2008-07-31  
1090 2005-09-13 2007-06-30  

Implementation Dates

date of Ratification (DOR) (1) 2009-03-20
date of Availability (DAV) (2) 2009-04-17
date of Announcement (DOA) (3) -
date of Publication (DOP) (4) -
date of Withdrawal (DOW) (5) -


Supersedes R210-004:1999
Superseded by  
Normative reference (6) CISPR 17:1981
IEC 60050-161:1990

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of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn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