NBN EN 1366-5 : 2010

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test equipment
   4.1 General
   4.2 Furnace
   4.3 Loading equipment
   4.4 Gas extraction equipment (optional)
5 Test conditions
   5.1 Furnace
   5.2 Loading
6 Test specimen
   6.1 Size
        6.1.1 General
        6.1.2 Length
        6.1.3 Cross-section
   6.2 Number
   6.3 Design
        6.3.1 General
        6.3.2 Duct and shaft arrangement
7 Installation of test specimen
   7.1 General
   7.2 Standard supporting construction
   7.3 Non-standard supporting constructions
8 Conditioning
   8.1 General
   8.2 Hygroscopic sealing materials
9 Application of instrumentation
   9.1 Thermocouples
        9.1.1 Furnace thermocouples (plate thermometers)
        9.1.2 Thermocouple locations
   9.2 Pressure
10 Test procedure
   10.1 General
   10.2 Test measurements and observations
        10.2.1 General
        10.2.2 Integrity
        10.2.3 Insulation (temperature of the unexposed
               face)
        10.2.4 Additional observations
   10.3 Termination of the test
11 Performance criteria
   11.1 Integrity
   11.2 Insulation
12 Test report
13 Field of direct application of test results
   13.1 Walls or floors through which the ducts or shafts
        lead
   13.2 Sizes of ducts or shafts
        13.2.1 Fire exposure from outside
        13.2.2 Fire exposure from inside
   13.3 Admissible services
   13.4 Suspension devices for ducts
        13.4.1 Material and sizing
        13.4.2 Elongation
Bibliography

Provides a method for determining the fire resistance of horizontal service ducts and vertical service shafts, which pass through walls or floors and enclose pipes and cables.