FN3270 / FN3271
Compact EMC/RFI Filter for Industrial Motor Drive Applications
3-Phase Filters FN3270 / FN3271

Compact EMC/RFI Filter for Industrial Motor Drive Applications
- Very compact and light weight design requiring minimum space
- Easy, time-saving installation and contacting
- Protective covers as optional accessory available
- Attenuation performance according to EN 61800-3/A11
Features and Benefits
An extremely compact and light weight filter design requiring minimum mounting space in installations and cabinets
Simple and time-saving installation with good accessibility for automatic and hand tools
Solid, touch-safe terminal blocks, for all filters from 10 to 100 A, offering sufficient contacting cross section according to the EN 60204-1 installation standard
Optionally available transparent protective covers for all filters with busbars from 150 to 1000 A, to protect the installer, operator or inspector from accidental touching of live conductors. They can easily be retrofitted even if the filter is already installed and connected
These EMC filters provide the attenuation performance needed to fulfill EN 61800-3/A11
Guaranteed filter performance under fullload operating conditions
15 different filter models allow the specific choice and deployment for most industrial applications
Typical Applications
Variable speed electrical power drive systems/motor drives for mainly industrial purpose
Various industrial applications comprising frequency inverters, motor drives and servo drives
Technical Specifications
Maximum continuous operating voltage
3x 520/300 VAC (480 VAC +10% possible)
Temperature range (operation and storage)
-25°C to +100°C (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
Operating frequency
DC to 60 Hz
Rated currents
10 to 1000 A @ 50°C
High potential test voltage
P –> E 2750 VDC for 2 sec
P –> P 2250 VDC for 2 sec
Protection category
IP 20 (10 to 100 A)
IP 00 (150 to 1000 A)
Overload capability
4x rated current at switch on,
1.5x rated current for 1 minute, once per hour