FAQ Back to search results Q. Is there any problem in use of a product with the ground terminal left unconnected? EMC Components > Power Line EMC Filters Q.Is there any problem in use of a product with the ground terminal left unconnected? EMC Components > EMC Components > Power Line EMC Filters A. The ground line must be connected without fail. Otherwise, electric shock can occur. All related FAQ Q. What should be done for grounding? Power Line EMC Filters Q. What should be done to ground the products with the ground terminals in two different locations? Power Line EMC Filters Q. What should be done to ground products with no ground terminals? Power Line EMC Filters Q. How should the input/output wiring be arranged? Power Line EMC Filters Q. It is said that locating a wire in parallel with other wires is not good. How about that? Power Line EMC Filters Q. How should the input wires group and the output wires group be dealt with? Power Line EMC Filters Q. What kinds of phenomena occur when wires are crossed? Power Line EMC Filters Q. What is the recommended tightening torque for the terminal screws? Power Line EMC Filters