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



Reference EN 60455-3-3:2003
Title Resin based reactive compounds used for electrical insulation - Part 3: Specifications for individual materials - Sheet 3: Unfilled polyurethane compounds
Project Number 15073
Abstract/Scope Gives the requirements for unfilled polyurethane resinous compounds in the cured form for classes PUR-U-4 to PUR-U-8 with an ash content of not more than 6 %.


Current Stage code 6060
Current Stage code date 2003-07-07
Current Stage code deadline 2004-03-01
Deadline date for vote  


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IEC Technical Body IEC/TC 15
Reference Document IEC 60455-3-3:2003 (EQV)
ICS 29.035.01 - Insulating materials in general
Keywords Insulation; Resin; Reactive compound; Unfilled polyurethane
Note Supersedes HD 307.3.3 S1:1986
Special National Condition(s)  


Categories - Aspects
Product Life Cycle


Deadline Date
6060 2003-07-07 2004-03-01 export to doc file  EN
5099 2003-06-01 2003-08-01  
5061 2003-04-29 2003-06-01  
5020 2003-02-07 2003-04-11  
4099 2003-02-04 2003-02-07  
4020 2002-02-08 2002-07-12  
3099 2002-02-05 2002-02-08  

Implementation Dates

date of Ratification (DOR) (1) 2003-06-01
date of Availability (DAV) (2) 2003-07-07
date of Announcement (DOA) (3) 2003-09-01
date of Publication (DOP) (4) 2004-03-01
date of Withdrawal (DOW) (5) 2006-06-01


Supersedes HD 307.3.3 S1:1986
Superseded by  
Normative reference (6) EN 60455-2:1999

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of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn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