I.S. CLC TS 61482-1:2003

FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Principle of the test methods
5 Significance and use of the test methods
6 Test apparatus
   6.1 Method A - Arrangement of the two-sensor panels
   6.2 Panel construction
   6.3 Method B - Arrangement of the mannequins
   6.4 Method B - Mannequin construction
   6.5 Sensor response
   6.6 Calorimeter construction
   6.7 Supply bus and electrodes
   6.8 Electric supply
   6.9 Test-circuit control
   6.10 Data acquisition system
7 Precautions
8 Sampling and specimen preparation
   8.1 Test specimens for methods A and B
   8.2 Laundry conditioning of test specimens
9 Calibration
   9.1 Data acquisition system precalibration
   9.2 Calorimeter calibration check
   9.3 Arc exposure calibration
   9.4 Apparatus calibration for the two-sensor panels,
        mannequins and monitor sensors
   9.5 Confirmation of test apparatus setting
10 Apparatus care and maintenance
   10.1 Surface reconditioning
   10.2 Care of sensor boards and mannequins
11 Test procedures
   11.1 Test parameters
   11.2 Order of tests
   11.3 Initial temperature
   11.4 Specimen mounting
   11.5 Specimen data
   11.6 Test protocol
12 Interpretation of results
12.1 Heat transfer
   12.2 Determination of breakopen threshold energy
   12.3 Visual inspection
13 Test report
Annex A (normative) Measurement of char length
Annex B (informative) Statistical analysis - Review of the
        methods and formulas for determining ATPV and HAF
   B.1 Background
   B.2 Determining ATPV
   B.3 Determining ATPV 95 %
   B.4 Heat attenuation factor
Bibliography

Provides test methods to measure the arc thermal performance value of materials intended for use in heat- and flame-resistant clothing for workers exposed to electric arcs.