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BS EN 61000-5-5:1996

Current
Current

The latest, up-to-date edition.

Electromagnetic compatibility (EMC). Installation and mitigation guidelines Specification of protective devices for HEMP conducted disturbance. Basic EMC publication
Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

12-15-1996

Introduction
1 Scope
2 Normative references
3 Definitions
4 Specifications of protective devices for
      conducted disturbance
4.1 General
4.2 Gas discharge tubes
4.3 Metal oxide varistors (MOV)
4.4 Expulsion-type arresters
4.5 Non-linear resistor type arresters
4.6 Avalanche-junction transient voltage suppressors
      (protective diodes)
4.7 Filters
4.8 Protection circuits
4.9 Safety arresters
4.10 Coaxial r.f. - circuit protectors
Annexes
A (informative) Survey of generic protection circuits
      and their application in surge protection
B (informative) A method of measuring the inductance
      of two-lead voltage limiting devices
C (informative) Survey on safety arresters and related
      safety philosophy
D (informative) A method of measuring the input
      impedance of mains filters
E (informative) Bibliography
ZA (normative) Normative references to International
      publications with their corresponding European
      publications

Defines how to specify devices for protection against conducted disturbance resulting from HEMP.

This part of IEC 1000-5 defines how protective devices for conducted disturbance proposed for HEMP protection shall be specified. It is intended to be used for the harmonization of existing or future specifications issued by protective device manufacturers, electronic equipment manufacturers, administrations and other ultimate buyers. Performance requirements shall be given in future IEC documents.

This section covers protective devices currently being used for protection against induced HEMP transients on signal and low voltage power lines (nominal voltage up to 1 kV a.c.).

General information can be applied also to high voltage lines. However, in these cases, the additional requirements for the protection levels of existing lightning arresters (especially gapless MO-arresters) are under consideration.

In general, HEMP-relevant parameters, i.e. parameters related to very fast changes of electromagnetic field, voltage (u) and current (i) as a function of time, are of interest. For basic specifications, reference is made to other relevant standards (see annex E) dealing with phenomena other than HEMP. When such standards do not adequately consider the requirements of modern electronics, additional specifications, modifications or extensions based on non-HEMP-relevant standards are defined.

Committee
GEL/210
DevelopmentNote
Also numbered as IEC 61000-5-5. Supersedes 92/34648 DC. (12/2005)
DocumentType
Standard
Pages
30
PublisherName
British Standards Institution
Status
Current
Supersedes

Standards Relationship
DIN EN 61000-5-5 : 1997 Identical
EN 61000-5-5:1996 Identical
I.S. EN 61000-5-5:1997 Identical
SN EN 61000-5-5 : 1996 Identical
UNE-EN 61000-5-5:1997 Identical

BS QC 420000:1992 Harmonized system of quality assessment for electronic components. Varistors for use in electronic equipment: generic specification
IEC 60939-1:2010 Passive filter units for electromagnetic interference suppression - Part 1: Generic specification
IEC 60939-2:2005 Passive filter units for electromagnetic interference suppression - Part 2: Sectional specification - Passive filter units for which safety tests are appropriate - Test methods and general requirements
BS 6299:1982 Methods of measurement of the suppression characteristics of passive radio interference filters and suppression components
IEC 60099-1:1991+AMD1:1999 CSV Surge arresters - Part 1: Non-linear resistor type gapped surge arresters for a.c. systems
IEC 61051-2:1991 Varistors for use in electronic equipment - Part 2: Sectional specification for surge suppression varistors
CISPR 17:2011 Methods of measurement of the suppression characteristics of passive EMC filtering devices
IEC 60060-1:2010 High-voltage test techniques - Part 1: General definitions and test requirements
BS QC420100(1992) : 1992 HARMONIZED SYSTEM OF QUALITY ASSESSMENT FOR ELECTRIC COMPONENTS - VARISTORS FOR USE IN ELECTRONIC EQUIPMENT - SECTIONAL SPECIFICATION FOR SURGE SUPPRESSION VARISTORS
IEC 61051-1:2007 Varistors for use in electronic equipment - Part 1: Generic specification
BS EN 60099-1:1994 Surge arresters Non-linear resistor type gapped surge arrestors for a.c. systems

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