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IEC 60331-11 : 1.1

IEC 60331-11 : 1.1

TESTS FOR ELECTRIC CABLES UNDER FIRE CONDITIONS - CIRCUIT INTEGRITY - PART 11: APPARATUS - FIRE ALONE AT A FLAME TEMPERATURE OF AT LEAST 750 DEGREES C

International Electrotechnical Committee

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Table of Contents

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Definition
4 Test conditions
  4.1 Test environment
5 Test apparatus
  5.1 Sample supporting system
  5.2 Source of heat
  5.3 Positioning of source of heat
Annex A (normative) Verification procedure for burner
        system
Annex B (informative) Guidance on the choice of
        recommended burner systems
Annex C (informative) Flowmeter calibration correction
        factors
Annex D (informative) Bibliography

Abstract

Describes the test apparatus to be used for testing cables required to maintain circuit integrity when subject to fire alone where the test condition is based upon a flame with a controlled heat output corresponding to a temperature of at least 750 degrees C.

General Product Information

Document Type Standard
Status Current
Publisher International Electrotechnical Committee
Committee TC 20
Supersedes
  • IEC 60331 : 1ED 70

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