FAQ
Q.
What are the recommended varistor and arrester?
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A. We do not specify any recommended parts, because the appropriate parts differ depending on the power supply conditions and the required surge resistance level. Select appropriate parts, which meet safety standards, based on the necessary operating voltage and surge resistance level.

All related FAQ
Q.
What is the difference in attenuation characteristics between common mode and differential mode?
  • Power Line EMC Filters
Q.
Please explain how to read the attenuation-frequency characteristics graph.
  • Power Line EMC Filters
Q.
What is the difference between general high-frequency noise filters and pulse noise filters?
  • Power Line EMC Filters
Q.
Do the products meet the EN/IEC61000-4-5 lightning surge test?
  • Power Line EMC Filters
Q.
The required performance cannot be attained with one unit. Can multiple units be used in serial connection?
  • Power Line EMC Filters
Q.
Is it possible to use multiple filter units in a parallel connection on the load side?
  • Power Line EMC Filters