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 (7)

Project

Reference

Document

Reference

Init.

Date

Current

Stage

Next

Stage

Working

Group

Project

Leader

Fcst. Publ.

Date

PWI 37B-06 ED1

IEC 61643-322/Ed1

PWI
  • PWI
  • Preliminary Work Item

2011-05

prePNW
  • prePNW
  • Preparation of NP document

WG 2 Drewes
PWI 37B-07 ED1

IEC 61643-332/Ed1

PWI
  • PWI
  • Preliminary Work Item

2011-05

prePNW
  • prePNW
  • Preparation of NP document

WG 1 Travis
PWI 37B-08 ED1

IEC 61643-342/Ed1

PWI
  • PWI
  • Preliminary Work Item

2011-05

prePNW
  • prePNW
  • Preparation of NP document

WG 2 Drewes
IEC 61643-321 ED2

Low-voltage surge protective devices - Part 321: Components for surge protective devices - Test specification for avalanche breakdown diodes (ABDs)

2004-07 PWI
  • PWI
  • Preliminary Work Item

2006-05

prePNW
  • prePNW
  • Preparation of NP document

MT 2 Leonard Drewes
IEC 61643-331 ED2

Components for low-voltage surge protective devices - Part 331: Performance requirements and test methods for metal oxide varistors (MOV)

37B/154/CDV 2014-01 CCDV
  • CCDV
  • Draft circulated as CDV

2016-09

PRVC
  • PRVC
  • Preparation of RVC

2016-12

MT 1 Bill Travis 2017-11
IEC 61643-341 ED2

Components for low-voltage surge protection -Part 341: Performance requirements and test circuits for thyristor surge suppressors (TSS)

37B/148/CD 2015-12 ACDV
  • ACDV
  • Approved for CDV

2016-04

TCDV
  • TCDV
  • Translation of CDV

2016-11

MT 2 Leonard Drewes 2018-03
IEC 61643-352 ED1

Components for low-voltage surge protection - Part 352: Selection and application principles for telecommunications and signalling network surge isolation transformers (SIT)

37B/150/CDV 2012-08 AFDIS
  • AFDIS
  • Approved for FDIS

2016-07

TFDIS
  • TFDIS
  • Translation of FDIS

2016-10

WG 3 H. Sato 2017-03