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

SC 37B

Components for low-voltage surge protection

 
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SC 37B Work programme (8)

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IEC 61643-321 Ed. 2.0  

Low-voltage surge protective devices - Part 321: Components for surge protective devices - Test specification for avalanche breakdown diodes (ABDs)
  PWI
  • PWI
  • Preliminary work item

2006-05

 

MT 2Leonard Drewes2007-06
IEC 61643-331 Ed. 2.0  

Components for low-voltage surge protective devices - Part 331: Performance requirements and test methods for metal oxide varistors (MOV)
37B/140/CD2014-01ACDV
  • ACDV
  • Draft approved for Committee Draft with Vote

2016-04

CCDV
  • CCDV
  • Draft circulated as Committee Draft with Vote

2016-11

MT 1Bill Travis2018-03
IEC 61643-341 Ed. 2.0  

Components for low-voltage surge protection -Part 341: Performance requirements and test circuits for thyristor surge suppressors (TSS)
37B/148/CD2015-12ACDV
  • ACDV
  • Draft approved for Committee Draft with Vote

2016-04

CCDV
  • CCDV
  • Draft circulated as Committee Draft with Vote

2016-11

MT 2Leonard Drewes2018-03
IEC 61643-351 Ed. 1.0  

Components for low-voltage surge protection - Part 351: Performance requirements and test methods for telecommunications and signalling network lightning isolation transformers (LIT)
37B/135/CDV2012-08ADIS
  • ADIS
  • Approved for FDIS circulation

2015-07

DEC
  • DEC
  • Draft at Editing Check

2015-12

WG3Hidetaka Sato2016-09
IEC 61643-352 Ed. 1.0  

Components for low-voltage surge protection - Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SIT)
37B/150/CDV2012-08CCDV
  • CCDV
  • Draft circulated as Committee Draft with Vote

2016-04

ADIS
  • ADIS
  • Approved for FDIS circulation

2016-10

WG 3H. Sato2017-05
PWI 37B-06 Ed. 1.0  

IEC 61643-322/Ed1
  PWI
  • PWI
  • Preliminary work item

2011-05

 

WG 2Drewes 
PWI 37B-07 Ed. 1.0  

IEC 61643-332/Ed1
  PWI
  • PWI
  • Preliminary work item

2011-05

 

WG 1Travis 
PWI 37B-08 Ed. 1.0  

IEC 61643-342/Ed1
  PWI
  • PWI
  • Preliminary work item

2011-05

 

WG 2Drewes