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



Reference HD 462 S1:1987
Title Process stream radiation monitoring equipment in light water nuclear reactors for normal operating and incident conditions
Project Number 3808
Abstract/Scope Applies to equipment for the monitoring of radioactive substances within plant process streams of stationary nuclear power plants with light-water reactors during specified normal operation (routine operation) and during anticipated operational occurrences (incidents). Provides criteria for the design, selection, functional location, testing and calibration of stationary radiation equipment to be used for continuous monitoring of plant process streams.


Current Stage code 6060
Current Stage code date 1987-08-09
Current Stage code deadline 1987-07-01
Deadline date for vote  


Order Voucher  


IEC Technical Body IEC/SC 45A
Reference Document IEC 60768:1983 (EQV)
Keywords Nuclear; Light water; Radiation monitoring equipment
Note HD published within CLC/SR 45A * D130/069: BTTF 127-1 converted into CLC/TC 45A
Special National Condition(s)  


Categories - Aspects
Product Life Cycle
All Radiation - Nuclear radiation Use, Disposal B2B
All Risks to the environment from accidents or misuse Use, Disposal B2B
All Risks to the environment from accidents or misuse Use, Disposal B2B


Deadline Date
6060 1987-08-09 1987-07-01 export to doc file  EN
5099 1986-02-27 1986-03-31  
5020 1985-09-10 1985-12-15  
1520 1984-03-26 1984-06-30  

Implementation Dates

date of Ratification (DOR) (1) 1986-02-27
date of Availability (DAV) (2) 1987-08-09
date of Announcement (DOA) (3) 1986-07-01
date of Publication (DOP) (4) 1987-07-01
date of Withdrawal (DOW) (5) 1987-07-01


Superseded by  
Normative reference (6)  

(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.