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BSI 20/30410795 DC:2020 Edition

BSI 20/30410795 DC:2020 Edition

$13.70

BS EN IEC 60331-4. Tests for electric cables under fire conditions. Circuit integrity – Part 4. Test method for fire with shock at a temperature of at least 830 °C for cables of rated voltage higher than 1kV up to and including 30 kV

Published By Publication Date Number of Pages
BSI 2020 31
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PDF Catalog

PDF Pages PDF Title
9 1 Scope
2 Normative references
3 Terms and definitions
10 4 Test conditions
4.1 Test environment
5 Test apparatus
5.1 Test equipment
14 5.2 Test ladder and mounting
15 5.3 Source of heat
5.3.1 Burner
5.3.2 Flow meters and flow rates
16 5.3.3 Verification
17 5.4 Shock producing device
5.5 Positioning of source of heat
5.6 Continuity checking arrangements
5.7 Short circuit detection
6 Test specimen
6.1 Test specimen preparation
18 6.2 Test specimen mounting
7 Test procedure
7.1 Test equipment and arrangement
7.2 Electrical connections and electrification
19 7.3 Flame, shock application and voltage supply
7.4 Optional water spray or water jet
8 Performance requirements
8.1 Flame application time
8.2 Acceptance criteria
20 9 Retest procedure
21 10 Test report
11 Cable marking
22 Annex A (normative) Verification procedure for the source of heat
A.1 Measuring equipment
A.2 Procedure
23 A.3 Evaluation
A.4 Further verification
A.5 Verification report 
24 Annex B (informative) Guidance on the choice of recommended test apparatus
B.1 Burner and Venturi
25 Annex C (informative) Guidance for using optional water spray/jet protocol
C.1 General
C.2 Modifications for optional water spray or jet protocols

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BSI 20/30410795 DC
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