When using your company's products, it is found that there is voltage on the case. Is this normal? Will it cause human injury?
When using your company's products, it is found that there is voltage on the case. Is this normal? Will it cause human injury?
Ans:
Due to the EMI requirements, the input end of the general POWER SUPPLY will be connected to the FG (shell) through some noise filtering capacitors, causing the phenomenon that the shell is charged. And this phenomenon, IEC60950-1 also has clear specifications, for example: the leakage current of information equipment must be less than 3.5mA, and as long as it is properly grounded can be resolved.
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