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Industrial Filters

Industrial FiltersLCR's Single Phase EMI filters (RFI filters, EMC filters) attenuate electrical noise generated from industrial, telecommunication, commercial, military and medical electrical and electronic equipment. The filters attenuate mains-borne electromagnetic interference from 100kHz upwards to very high frequencies.

LCR EMI filters are used to bring electrical and electronic products into compliance with National (FCC) and International EMC standards like CE, VDE and more. The filters also protect the sensitive electronic circuits in the equipment from extraneous surges, spikes, ESD, and interference in the environment.  These are manufactured in standard units from 3Amp to over 100Amp. Many of our filters comply with UL, CSA, CE, etc. Specifications are available upon request by contacting LCR Engineering.

Typical applications for these filters are in switching power supplies, motor controllers, PWM circuits, Industrial Cooking and Baking equipment, Industrial Microwave Ovens, Induction heaters and other similar equipment.

3-Phase EMI Power Filters LCR's Three Phase EMI Power filters are typically used in Power Electronic products.  The filters attenuate mains-borne EMI generated back into the power line.  LCR's filters also protect sensitive electronics and make them less susceptible to surges, Electrostatic Discharge (ESD) and other harmful voltage and current surges.  Typical applications for these filters are in three-phase industrial drives, controllers, frequency converters and industrial machine tools.

Other applications include industrial power supplies, UPS's, fixed computer systems (mainframes), MRI's and X-Ray equipment, Heavy duty industrial equipment and more.
The following specification table covers LCR's Three Phase Filters from 5 Amp through 125 Amps, however LCR manufactures these filters over 125 Amp and up to 2,000 Amp, if required.
These filters comply with UL, CSA and VDE (CE) standards.  Should you not find a filter to suit your exact needs, please contact our engineers or call 1-800-527-4362.  They will be happy to supply you with a filter that satisfies your specific requirements.

Specifications

Leakage Current

Leakage C Current=Mains Voltage/Xc (Reactance)
where Xc=1/(2x3.1416xMains Freq.xSCy(uF))

Electrical Specifications

Maximum Operating Voltage: 440VAC at 50/60 Hz
Dielectric Withstand Voltage:
Line to Line: 1,700 VDC
Line to Ground: 2,250 VDC

View Specifications & Mechanical Dimensions (PDF)

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