DD IEC TS 60695-1-20 : DRAFT MAR 2008
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
FIRE HAZARD TESTING - PART 1-20: GUIDANCE FOR ASSESSING THE FIRE HAZARD OF ELECTROTECHNICAL PRODUCTS - IGNITABILITY - GENERAL GUIDANCE
05-31-2016
11-23-2012
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Principles of ignitability
4.1 Gases
4.1.1 Flammability limits
4.1.2 Arc fires
4.2 Liquids
4.2.1 Introduction
4.2.2 Ignition parameters
4.2.3 Insulating liquids
4.3 Solids
4.3.1 Introduction
4.3.2 Parameters affecting ignition
4.3.3 Metals
4.3.4 Carbon (graphite) and carbonaceous char
4.3.5 Reactive substances
4.3.6 Dust clouds
5 Consideration for the selection of test methods
5.1 Introduction
5.2 Fire scenario
5.3 Ignition sources
5.3.1 Internal sources
5.3.2 External sources
5.3.3 Arc ignition of materials
5.4 Types of test specimen
5.5 Test procedure and apparatus
6 Use and interpretation of results
Annex A (informative) - Examples of accidents due to
arc fires in underground hydroelectric power
plants or urban substations
Bibliography
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