This page is the summary of page 912 of the ebook "COSEL Power Supply, Noise Filter 2025 Product Catalog."
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COSEL Power Supply, Noise Filter 2025 Product Catalog
Method of measuring characteristic data(1) Attenuation Characteristic(Static characteristic)! Object product : Single-phase input type (Differential mode)Attenuation= 20log(U01/U02)[dB]U01 : Voltage in state without filter(Reference Connection)U02 : Voltage in state where the filter is added(Test Connection)N.A. : Network analyzerN.A.50WbalunbalunN.A.50WU 01N.A.50Wbalun1 3EMI/EMCFilterbalunN.A.50WU 022 4Reference ConnectionTest Connection! Object product : Single-phase input type (Common mode)N.A.50WN.A.50WU 01N.A.50W13EMI/EMCFilterN.A.50WU 022 4Reference ConnectionTest Connection!Object product : Three-phase three-wire system (Differential mode)N.A.50WbalunbalunN.A.50WU 01N.A.50Wbalun1 4EMI/EMC2 Filter 5balunN.A.50WU 023 6Reference Connection (A)Test Connection (A)N.A.50Wbalun¶1balun¶1N.A.50WU 01N.A.50Wbalun¶11 4EMI/EMC2 Filter 53 6balun¶1N.A.50WU 02Reference Connection (B)¶Measured with the above test circuit (A) or (B)¶1 Equilibrium measurement with mixed-mode S-parameters in the instrumentTest Connection (B)!Object product : Three-phase three-wire system (Common mode)N.A.50WN.A.50WU 01N.A.50W14EMI/EMC2 Filter 5N.A.50WU 023 6Reference ConnectionTest Connection!Object product : Three-phase four-wire system (Differential mode)N.A.50Wbalun¶1balun¶1N.A.50WU 01N.A.50Wbalun¶11 4EMI/EMC2 Filter 53 6balun¶1N.A.50WU 02NN'Reference Connection¶1 Equilibrium measurement with mixed-mode S-parameters in the instrumentTest Connection■Object product : Three-phase four-wire system (Common mode)N.A.50WN.A.50WU 01N.A.50W14EMI/EMC2 Filter 5N.A.50WU 02EMI/EMCFilter3 6NN'Reference ConnectionTest ConnectionManual-3 ? 910 ?
