NEN EN 12881-1 : 2014

Foreword
Introduction
1 Scope
2 Normative references
3 Propane gas supply
4 Method A - Two metre single burner test
   4.1 Apparatus
   4.2 Preparation of test pieces
   4.3 Temperature at commencement of test
   4.4 Number of tests
   4.5 Procedure
   4.6 Termination of tests
   4.7 Measurement of damage to test pieces
   4.8 Test report
5 Method B - Double burner test
   5.1 Apparatus
   5.2 Preparation of test pieces
   5.3 Temperature at commencement of test
   5.4 Number of tests
   5.5 Procedure
   5.6 Termination of tests
   5.7 Measurement of damage to test pieces
   5.8 Test report
6 Method C - Mid-scale fire propagation test
   6.1 Apparatus
   6.2 Preparation of test pieces
   6.3 Installation of the test pieces and burner
   6.4 Temperature at commencement of test
   6.5 Number of tests
   6.6 Procedure
   6.7 Termination of tests
   6.8 Expression of results
   6.9 Exhaust temperature calibration
   6.10 Test report
Annex ZA (informative) Relationship between this European Standard
                       and the Essential Requirements of EU Directive
                       98/37/EC
Bibliography

Explains four methods for measuring the propagation of a flame along a conveyor belt which has been exposed to a relatively high localized heat source such as a fire.