Zhilitong Electromechanical Co.,Ltd

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Needle flame testing for audio, video and similar electronic apparatus

Needle flame testing for audio, video and similar electronic apparatus

 

In compliance with IEC 60065 Annex G , if no test specimens in accordance with IEC 60707, clause 4 are available, the following test methods may be applied:

If flammability category V-0 according to IEC 60707 is required, in addition, the following needle flame tester  applies with regard to IEC 60695-11-5.

The test flame is applied for 10 s. If a self-sustaining flame does not last longer than 15 s, the test flame is applied again for 1 min at the same point or at any other point. If again a self-sustaining flame does not last longer than 15 s, the test flame is then applied for 2 min at the same point or at any other point.

After the first application of the test flame, the test specimens shall not be consumed completely. After any application of the test flame, the duration of the burning of any specimen shall not exceed 15 s, while the average burning time shall not exceed 10 s. The tissue paper shall not ignite and the board shall not scorch.

If flammability category V-1 according to IEC 60707 is required, in addition, the following needle flame tester applies with regard to IEC 60695-11-5

The test flame is applied for 10 s. If a self-sustaining flame does not last longer than 30 s, the test flame is applied again for 1 min at the same point or at any other point. If again a self-sustaining flame does not last longer than 30 s, the test flame is then applied for 2 min at the same point or at any other point.

After the first application of the test flame, the test specimen shall not be consumed completely. After any application of the test flame, any self-sustaining flame shall extinguish within 30 s. No burning of the tissue paper shall occur and the board shall not scorch.