title: COSEL Power Supply, Noise Filter 2025 Product Catalog

Summary

COSEL Power Supply, Noise Filter 2025 Product Catalog

EMI FilterEMI Filter11122334455667721122334455667788991011101211131213Noise BasicsNoise BasicsWhat Is Noise?What Is Noise?Noise SourcesNoise SourcesWhat Is EMC?What Is EMC?Propagation Paths of NoisePropagation Paths of Noisea. Conductive noisea. Conductive noiseb. Inductive noiseb. Inductive noisec. Radiated noisec. Radiated noiseBasics of Noise ReductionBasics of Noise ReductionTypes of Conductive NoiseTypes of Conductive NoiseTypes of and Countermeasures for NoiseTypes of and Countermeasures for Noisea. High-frequency noisea. High-frequency noiseb. Pulse noiseb. Pulse noisec. Surge noisec. Surge noiseSelection of EMI FiltersSelection of EMI FiltersRated VoltageRated VoltageRated CurrentRated CurrentTest Voltage (Withstand Voltage)Test Voltage (Withstand Voltage)Insulation Resistance (Isolation Resistance)Insulation Resistance (Isolation Resistance)Leakage CurrentLeakage CurrentDC ResistanceDC ResistanceTemperature/HumidityTemperature/HumidityCircuitry a. Single-phase one-stage filterCircuitryb. Single-phase two-stage filtera. Single-phase one-stage filterSafety Standardsb. Single-phase two-stage filtera. Overview of safety standardsSafety Standardsb. Safety standards for EMI filtersa. Overview of safety standardsc. CCC approval from Chinab. Safety standards for EMI filtersAttenuation Characteristic (Static Characteristic)c. CCC approval from ChinaPulse Attenuation CharacteristicAttenuation Characteristic (Static Characteristic)Ground Capacitor CodesPulse Attenuation CharacteristicOptions a. DIN rail installation typeGround Capacitor Codesb. Terminal block typeOptions a. DIN rail installation typec. High permeability choke coil typeb. Terminal block typed. Hexagon socket head cap bolt typec. High permeability choke coil typee.With switch of line to ground capacitor typed. Hexagon socket head cap bolt typef.Improve differential mode attenuation typee.With switch of line to ground capacitor typeg.Ultra high attenuation type for EUf.Improve differential mode attenuation typeh.High input voltage typeg.Ultra high attenuation type for EU311224112233445112233445566778899101011111212131314141515611? 759 ?How to Use EMI FiltersHow to Use EMI FiltersGround WiringGround WiringInput and Output WiringInput and Output WiringNoise ReductionNoise ReductionInput and Output Impedance and Filter CircuitInput and Output Impedance and Filter CircuitEMI Filter Installation and OrientationEMI Filter Installation and OrientationCombining Multiple EMI FiltersCombining Multiple EMI FiltersExternal Ferrite CoreExternal Ferrite CoreEMC TestEMC TestCE Marking a. Machinery directiveCE Marking a. Machinery directiveb. EMC directiveb. EMC directivec. Low voltage directivec. Low voltage directiveConducted EmissionConducted EmissionRadiated EmissionRadiated EmissionPower Supply Harmonic CurrentPower Supply Harmonic CurrentElectrostatic DischargeElectrostatic DischargeRadio frequency electromagnetic fieldRadio frequency electromagnetic fieldFast Transient/BurstFast Transient/BurstSurgeSurgeConducted Radio-frequency InterferenceConducted Radio-frequency InterferencePower Frequency Magnetic FieldPower Frequency Magnetic FieldVoltage Dip/Momentary Power InterruptionVoltage Dip/Momentary Power InterruptionUnit of NoiseUnit of NoiseDetection Method a. Peak detectionDetection Method a. Peak detectionb. Quasi-peak detectionb. Quasi-peak detectionc. Average detectionc. Average detectionNoise Terminal Voltages, Radiated Emission Limits (Extractions)Noise Terminal Voltages, Radiated Emission Limits (Extractions)Terminology related to EMC TestTerminology related to EMC TestSupplementSupplementSource Voltages in the WorldSource Voltages in the WorldTechnical Notes-1EMI/EMCFilter