Datasheet

DATASHEET
Two-Stage Filters FN 343
Performance EMI Filter
Rated currents from 1 to 10 A
Dual-stage filter
Compact housing
Integrated earth line choke
Performance indicators
Technical specifications
Maximum continuous operating voltage
250 VAC, 50/60 Hz
Operating frequency
dc to 400 Hz
Rated currents
1 to 10 A @ 40°C max.
High potential test voltage
P –> PE 2000 VAC for 2 sec
P –> N 760 VAC for 2 sec
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
MTBF @ 40°C/230 V (Mil-HB-217F)
970,000 hours
Approvals
Features and benefits
FN 343 filters are designed for easy and fast chassis
mounting
Increased attenuation performance based on dual-
stage filter design and earth line choke
All FN 343 single-phase filters provide an excellent
attenuation performance, based on chokes with
high saturation and excellent thermal behavior
Faston connection
Integrated earth line choke
Compact design
Custom-specific versions on request
Test Spalte 1
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Typical applications
Electrical and electronic equipment
Consumer goods
Household equipment
Power supplies
Office automation equipment
Datacom equipment
Industrial equipment auxiliary supply
Typical electrical schematic