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eLibrary > 20/30410795 DC 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 >

20/30410795 DC 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, 2020

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20/30410795 DC 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, 2020

20_1937e_CD.pdf [Go to Page]
1 Scope
2 Normative references
3 Terms and definitions
4 Test conditions [Go to Page]
4.1 Test environment
5 Test apparatus [Go to Page]
5.1 Test equipment
5.2 Test ladder and mounting
5.3 Source of heat [Go to Page]
5.3.1 Burner
5.3.2 Flow meters and flow rates
5.3.3 Verification
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 [Go to Page]
6.1 Test specimen preparation
6.2 Test specimen mounting
7 Test procedure [Go to Page]
7.1 Test equipment and arrangement
7.2 Electrical connections and electrification
7.3 Flame, shock application and voltage supply
7.4 Optional water spray or water jet
8 Performance requirements [Go to Page]
8.1 Flame application time
8.2 Acceptance criteria
9 Retest procedure
10 Test report
11 Cable marking
Annex A (normative) Verification procedure for the source of heat [Go to Page]
A.1 Measuring equipment
A.2 Procedure
A.3 Evaluation
A.4 Further verification
A.5 Verification report
Annex B (informative) Guidance on the choice of recommended test apparatus [Go to Page]
B.1 Burner and Venturi
Annex C (informative) Guidance for using optional water spray/jet protocol [Go to Page]
C.1 General
C.2 Modifications for optional water spray or jet protocols [Go to Page]

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20/30410795 DC 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, 2020

⨯To continue with accurate pricing,
please select your company type below: