UL94-V0 rating cannot be granted if…
- Dripping of burning specimens including ignition of cotton batting Correct
- First flame application time = 10s, first burning time = 5s, second flame application time = 10s, second burning time = 9s
- First flame application time = 10s, first burning time = 9s, second flame application time = 10s, second burning time = 8s, the total burning time of all 10 flame applications in the set did not exceed 45s
- Flame height = 21 mm
- Combustion up to 25mm before the holding clamp
Official answer
Dripping of burning specimens including ignition of cotton batting
Departments
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Occurrences
- FSA 2019 · ev · quiz 3
- FSA 2019 · cv · quiz 4