NS EN 1634-3 : 2ED 2004

Foreword
1 Scope
2 Normative references
3 Definitions, symbols and designations
   3.1 Terms and definitions
   3.2 Symbols and designation
4 Test equipment
   4.1 Test apparatus
   4.2 Instrumentation
5 Test conditions
6 Test specimen
   6.1 Size
   6.2 Number
   6.3 Design and construction
   6.4 Verification
7 Installation of test specimen
8 Conditioning
   8.1 Moisture content
   8.2 Mechanical conditioning
9 Application of instrumentation
   9.1 Thermocouples
   9.2 Pressure
   9.3 Air flow
10 Test procedure
   10.1 Pre-test procedures
   10.2 Air leakage test
   10.3 Observations
11 Expression of results
   11.1 Ambient temperature only test to satisfy S[a]
        classification
   11.2 Ambient together with medium temperature tests
        to satisfy S[m]
12 Test report
13 Field of direct application of test results
   13.1 General
   13.2 Construction of assembly
   13.3 Size and aspect ratio
   13.4 Glazing
   13.5 Hardware and fittings
   13.6 Seals
Annex A (informative) Test principle
Annex B (informative) Test apparatus

Describes a method for determining the leakage of cold and warm smoke from one side of a door assembly to the other under the specified test conditions.