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Homepage>BS Standards>29 ELECTRICAL ENGINEERING>29.260 Electrical equipment for working in special conditions>29.260.20 Electrical apparatus for explosive atmospheres>BS EN 61249-3-4:1999 Materials for interconnection structures. Sectional specification set for unreinforced base materials, clad and unclad (intended for flexible printed boards) Adhesive coated flexible polyimide film
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immediate downloadReleased: 1999-06-15
BS EN 61249-3-4:1999 Materials for interconnection structures. Sectional specification set for unreinforced base materials, clad and unclad (intended for flexible printed boards) Adhesive coated flexible polyimide film

BS EN 61249-3-4:1999

Materials for interconnection structures. Sectional specification set for unreinforced base materials, clad and unclad (intended for flexible printed boards) Adhesive coated flexible polyimide film

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Standard number:BS EN 61249-3-4:1999
Pages:18
Released:1999-06-15
ISBN:0 580 32530 X
Status:Standard
DESCRIPTION

BS EN 61249-3-4:1999


This standard BS EN 61249-3-4:1999 Materials for interconnection structures. Sectional specification set for unreinforced base materials, clad and unclad (intended for flexible printed boards) is classified in these ICS categories:
  • 29.260.20 Electrical apparatus for explosive atmospheres
  • 31.180 Printed circuits and boards
This part of IEC 60079-29 gives guidance on, and recommended practice for, the selection, installation, safe use and maintenance of electrically operated group II apparatus intended for use in industrial and commercial safety applications for the detection and measurement of flammable gases complying with the requirements of IEC 60079-29-1.This first edition of IEC 60079-29-2 cancels and replaces the first edition of IEC 61779-6:1999 and constitutes a technical revision with many changes with respect to the previous edition.
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