DATASHEET 3-Phase Filters FN 3120 High-Performance EMC/RFI Filter for Drives High performance filter for extremely noisy Approvals applications Significantly improves the reliability and immunity of installations Enables compliance with Class B limits even with very long cables Features and benefits High-performance filter for mainly indus- trial motor drive applications with extremely high noise levels, providing sufficient interference suppression to achieve Class B even with very long motor cables (e.g. machine tools with up to 12 axes with ~10 to Performance indicators 20 m cables each) Broadband attenuation performance and exceptional saturating resistance ensure reliable interference suppression FN 3120 operated on the mains input of machines or equipment contributes significantly to the reliability and immunity by offering protection against conducted interference phenomena coming from the environment Solid, touch-safe terminal blocks offer sufficient contacting cross section according to the EN 60204-1 installation standard, which is very common for industrial equip- ment like machine Technical specifications tools Compact dimensions and light weight design with Maximum continuous operating voltage 3x 520/300 VAC (480 VAC +10% possible) good accessibility for automatic and hand tools Operating frequency DC to 60 Hz guarantee a simple time and space-saving Rated currents 25 to 230 A 50C installation P > E 2750 VDC for 2 sec High potential test voltage P > P 2250 VDC for 2 sec Typical applications Protection category IP 20 4x rated current at switch on, Overload capability Mainly industrial equipment, machinery and machine 1.5x rated current for 1 minute, once per hour tools such as printing machines, packaging machines, Temperature range (operation and storage) -25C to +100C (25/100/21) extruders, wood working machines, milling and UL 94 V-2 or better Flammability corresponding to drilling machines, laser cutting machines, welding machines, robotics, conveyors, assembly lines, pumps, Design corresponding to UL 1283, CSA 22.2 No. 8 1986, IEC/EN 60939 oil production, chemical and mining industry, etc. The MTBF 50C/400 V (Mil-HB-217F) >300,000 hours filters are ideal for most motor drive applications and particularly for regenerative drives with suitable line reactor or LCL filter. Typical electrical schematic2 EMC/EMI Products Schaffner Group Datasheets 11 Oct 2018 Filter selection table Filter Rated current Typical drive Leakage current** Power loss Input/Output Weight 50C (40C) power rating* 520 VAC/50 Hz 25C/50 Hz connections A kW mA W kg FN 3120 H-25-33 25 (27) 15 10.5 17.1 -33 2.4 FN 3120 H-50-53 50 (54) 30 10.5 17.5 -53 2.7 FN 3120 H-80-35 80 (87) 45 10.5 25.9 -35 5.0 FN 3120 H-110-35 110 (120) 55 10.5 25.4 -35 6.1 FN 3120 H-150-40 150 (164) 75 10.5 40.5 -40 6.3 FN 3120 H-230-40 230 (230) 132 10.5 33.5 -40 13.3 * Calculated at rated current, 480 VAC and cos phi=0.8. The exact value depends upon the efficiency of the drive, the motor and the entire application. ** Standardized calculated leakage current acc. IEC60939 under normal operating conditions. Typical filter attenuation Per CISPR 17 A=50 /50 sym B=50 /50 asym C=0.1 /100 sym D=100 /0.1 sym 25 A types 50 to 110 A types 150 A types 230 A types Mechanical data FN 3120