Detection Techniques of LED energy-saving lamps in North America
fecha:2011-06-09 11:21
estado:para resolver
pregunta:admin
ct features against electric shock. According to standards, energy saving lamp shell material is required to achieve V-1 grade or more, so transparent polymer shell to be used more than V-1 grade material. It should be noted is that the product to achieve the required shell V-1 rating, its thickness must be greater than or equal to V-1 grade of raw materials required thickness, fire rating and the thickness of the raw materials required in the investigation UL yellow card to. Found in actual tes
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