UL started to develop standards related to safety assessment LED
Date:2010-11-24 10:23
affect safety:Electric shock:To prevent electric shock, generally treated separately for the two cases: ① The power supply Class2 power supply LED products; ② directly connected to the grid or use of non-Class2 power supply power supply LED lamps. ① Class2 power supply for the apparatus used, the power supply itself has voltage and current limits, so there is no risk of electric shock; ② use other power supply for the products you need to live on its insulating properties and conduct a body
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06/25 13:38