FAQ

1

Products

Q.
What is the proper way to select an appropriate filter?
  • Power Line EMC Filters
Q.
What is the proper way to select an appropriate filter for inverters?
  • Power Line EMC Filters
Q.
Are products with CE marking available?
  • Power Line EMC Filters
Q.
How should a filter for products with CE markings be selected?
  • Power Line EMC Filters
Q.
What types of products should be selected for devices to be exported to North America?
  • Power Line EMC Filters
Q.
Are the written certificates of safety standards for export products available?
  • Power Line EMC Filters
Q.
Are the lists of components and materials for safety standards available?
  • Power Line EMC Filters
Q.
Are filters with certification by China CCC
available?
  • Power Line EMC Filters
Q.
Are the power supply EMC filters effective as a countermeasure against static electricity?
  • Power Line EMC Filters
Q.
Are the power supply EMC filters effective as a countermeasure against power line harmonics?
  • Power Line EMC Filters
Q.
Is it possible to use the power supply EMC filters as filters for the output sides of inverters and servo motors?
  • Power Line EMC Filters
Q.
Can three-phase products be used in single phases?
  • Power Line EMC Filters
Q.
What are the points to be noted when selecting an electric leak breaker?
  • Power Line EMC Filters
Q.
Are terminal numbers shown on the products?
  • Power Line EMC Filters

Electrical Characteristics

Q.
Is it possible to use a product with a rated voltage of 250V with only 100V?
  • Power Line EMC Filters
Q.
Up to what voltage is applicable for a product with AC.250V rated voltage?
  • Power Line EMC Filters
Q.
Up to what value of current is applicable in relation to the rated input current?
  • Power Line EMC Filters
Q.
What is the criterion for selecting the rated current?
  • Power Line EMC Filters
Q.
Are products with a larger input current better?
  • Power Line EMC Filters
Q.
Is it possible to use the products with AC.400Hz?
  • Power Line EMC Filters
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.
What are the recommended varistor and arrester?
  • 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
Q.
Is it possible to use a filter for AC power supply with DC input?
  • Power Line EMC Filters
Q.
What should be done with the ground terminal in use with DC input?
  • Power Line EMC Filters
Q.
What are the recommended products for use with DC input?
  • Power Line EMC Filters