DATASHEET 3-Phase Filters FN3840 Book-style EMC/RFI Filter for regenerative drive application Designed for usage together with LCL filter Approvals & Compliances Easy design in with system approach documentation Footprint space-saving book-style housing Thermal shutdown capability Solid safety connector blocks Versions with low leakage current Features and benefits FN 3840 series of filters provides state-of-the-art EMI attenuation based on an innovative filter topology. Performance indicators They help to ensure compliance with Class C2 or even C1 limits. The filters are built to fit perfectly to regenerative drive applications with LCL filters Internal thermocouples ensure reliability and thermal shutdown capabilities The slim book-style shape allows a convenient and space-saving installation next to inverters, converters or motor drives. The filters offer very high saturation performance, bundled with best EMI performance Fulfills the requirements in IEC/EN 61800-5-1 for electric strength, clearance and creepage Technical specifications Fulfills the requirements in IEC/EN 60204-1 for insulation resistance, electric strength, clearance Maximum continuous operating voltage 3x 530/305 VAC and creepage Operating frequency DC to 50/60 Hz Fulfills the requirements in IEC/EN 62477-1 for Rated currents 25 to 380 A 50C electric strength, clearance and creepage Overload capability 6x rated current for 1 sec, once per hour 1.6x rated current for 1 minute, once per hour Typical applications Climatic class 40/100/21 acc. to IEC 60068-1 Temperature range (operation and storage) -40C to +100C (with current derating >50C) Regenerative drives in combination with LCL filters High potential test voltage P -> E 2550 VDC for 2 s Active infeed converter (AIC) P -> P 2550 VDC for 2 s TS/TS -> E 2550 VDC for 2 s Active front end (AFE) variable frequency drives TS/TS -> 3P 2550 VDC for 2 s (VFD) Pollution degree 2 acc. IEC 60664-1 Three-phase variable speed drives (VSD) and power III acc. IEC 60664-1 Overvoltage category drive systems (PDS) Surge withstand 2kV (P-P) / 4kV (3P - E) acc. to IEC 6100-4-5 Renewable Energy Altitude up to 2000m no derating applies. Above 2000m Machine tool and machinery equipment derating acc. to IEC 60664-1 applies Process automation equipment Design corresponding to UL 60939-3, IEC 60939-3 Compliance with insulation requirement > 1MOhm acc. to IEC 60204-1 Protection category IP 20 (terminal block versions) and IP00 (busbar Typical electrical schematic (please refer to page versions) acc. to IEC 60529-1 2 for further details) Vibration and shock 3M4 (operation) acc. to IEC 60721-3-3 L1 L1 Flammability corresponding to Terminals: UL 94 V-0 L2 L2 MTBF > 300,000 hours L3 L3 PE PE LINE TS TS LOAD2 EMC/EMI Products Schaffner Group Datasheets 16 Feb 2021 Filter selection table Rated Leakage DC Typical Power Terminal Thermal Filter current Typical drive current** Resistance Dissipation*** Type Weight Switch**** power 530 VAC/50 50C rating* Hz 25C (Cu + Damping) Switching Temp. A kW mA mOhm W kg C FN3840-25-33-C35-R65 25 15 4.3 9.5 22 (18 + 4) -33 2.5 180 FN3840-50-53-C35-R65 50 30 4.3 5 43 (38 + 5) -53 3.5 180 FN3840-80-34-C45-R65 80 45 7.7 1.5 40 (29 + 11) -34 5.7 180 FN3840-160-40-C45-R65 160 90 7.7 0.4 40 (31 + 9) -40 7.9 180 FN3840-250-99-C2835-R67 250 150 10.7 0.1 26 (19 + 7) -99 4.3 150 FN3840-380-99-C2835-R67 380 200 10.7 0.07 33 (28 + 5) -99 4.5 150 **** Typical power rating at 400 VAC with cos phi=0.85. The exact value depends upon the efficiency of the drive, the motor and the entire application. **** Standardized calculated leakage current acc. IEC 60939 under normal operating conditions. **** Losses on copper (conductor) plus damping resistor losses. For further details on damping resistor losses please refer to page 4: Damping resistor losses vs switching frequency **** Normally closed thermal protector switch, 250VAC / 24VDC, 6.3A (with cos phi 0.6) reverse switching temperature = switching temp - 50K. Typical electrical schematic (160A) Typical electrical schematic (250A) L1 L1 L1 L1 L2 L2 L2 L2 L3 L3 L3 L3 PE PE PE PE Tolerances apply: L +50%/-30% , C 20%, R 10% Typical filter attenuation Per CISPR 17: symmetrical 50 /50 -> Differential Mode (DM) asymmetrical 50 /50 -> Common Mode (CM) FN3840-25-33-C35-R65 FN3840-50-53-C35-R65 FN3840-80-34-C45-R65 FN3840-160-40-C45-R65 FN3840-250-99-C2835-R67 FN3840-380-99-C2835-R67 LINE TS TS LOAD LINE TS TS LOAD