FN355-20-03 Schaffner

DATASHEET 3-Phase + Neutral Line Filters FN 355 Ultra-compact Low Leakage current EMC/EMI Filter Ultra-compact four-wire filter for applications Approvals lacking space Exceptional low operating leakage current Equally suitable for star and delta power networks Features and benefits Performance indicators The FN 355 family of three-phase and neutral line filters provides a cost-effective interference suppression solution for a wide variety of applications Available in four versions, with current ratings from 3 to 20 A, the filters employ a single-stage four-wire LC circuit with saturating resistant chokes, and have a very low operational leakage current FN 355 filters are contained within an extremely compact metal housing, making them ideal for use in situations where space is at a premium Technical specifications Typical applications Maximum continuous operating voltage 3x 440/250 VAC Office equipment Operating frequency DC to 400 Hz Rated currents 3 to 20 A 40C Medical equipment P/N > E 2000 VAC for 2 sec High potential test voltage General purpose four-wire filtering P > P 1350 VDC for 2 sec Applications with tight space conditions P -> N 800 VAC for 2 sec Overload capability 4x rated current at switch on, 1.5x rated current for 1 minute, once per hour Typical electrical schematic Temperature range (operation and storage) -25C to +100C (25/100/21) Flammability corresponding to UL 94 V-2 or better Design corresponding to UL 1283, CSA 22.2 No. 8 1986, IEC/EN 60939 MTBF 40C/230 V (Mil-HB-217F) 850,000 hours2 EMC/EMI Products Schaffner Group Datasheets 24 Jan 2020 Filter selection table Filter Rated current Leakage current* Power loss Input/Output 40C (25C) 440 VAC/50 Hz 25 C/ 50Hz connections weight A mA W kg FN 355-3-05 3 (3.4) 0.0 1.4 -05 0.15 FN 355-6-05 6 (6.9) 0.0 1.5 -05 0.21 FN 355-10-05 10 (11.5) 0.0 1.8 -05 0.25 FN 355-20-06 20 (23) 0.1 3.4 -06 0.29 FN 355-20-03 20 (23) 0.1 3.4 -03 0.29 FN 355-30-44 30 (34) 0.2 4.1 -44 0.44 * 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 3 A types 6 A types 10 and 30A types