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

 

Project

Reference HD 245.4 S1:1987
Title Letter symbols to be used in electrical technology - Part 4: Symbols for quantities to be used for rotating electrical machines
Project Number 365
Abstract/Scope Contains letter symbols for quantities related to rotating electrical machines. Concerns dimensional characteristics as well as performance under different operating conditions.
Status
Withdrawn

Status

Current Stage code 6060
Current Stage code date 1987-10-10
Current Stage code deadline 1988-03-15
Deadline date for vote  

Legal

Directive(s)  
Mandate(s)  
Order Voucher  

Details

IEC Technical Body IEC/TC 25
Reference Document IEC 60027-4:1985 (EQV)
ICS  
Keywords Machine; Rotating; Letter symbol
Note Superseded by EN 60027-4:2007
A-Deviation(s)  
Special National Condition(s)  

Environment

Clause
Categories - Aspects
Product Life Cycle
Information

History

Stage
Date
Deadline Date
Documents
6060 1987-10-10 1988-03-15  
5099 1987-03-04 1987-04-04  
5020 1986-06-26 1986-11-30  
1520 1985-12-16 1986-03-31  

Implementation Dates

date of Ratification (DOR) (1) 1987-03-05
date of Availability (DAV) (2) 1987-10-10
date of Announcement (DOA) (3) 1987-09-15
date of Publication (DOP) (4) 1988-03-15
date of Withdrawal (DOW) (5) 1988-03-15

Relations

Supersedes  
Superseded by EN 60027-4:2007
Normative reference (6) HD 53.1 S2:1985/A1:1986
IEC 60034-4:1967
IEC 60050-121:1978
IEC 60050-411:1973
HD 231 S1:1974

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of withdrawal (dow) latest date by which national standards conflicting with an EN (and HD for CENELEC) have to be withdrawn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