DATASHEET
IEC Inlet Filters FN 390
Versatile Filtered Power Entry Module
Rated currents up to 10 A
For one or two fuses
Fuses Ø6.3 x 32 mm or Ø5 x 20 mm
2-pole rocker switch
Voltage selector
Optional earth line choke (E type)
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
Protection category
IP 40 according to IEC 60529
Temperature range (operation and storage)
-25°C to +85°C (25/85/21)
Design corresponding to
UL 1283, CSA 22.2 No. 8 1986, IEC/EN 60939
Flammability corresponding to
UL 94V-2 or better
MTBF @ 40°C/230 V (Mil-HB-217F)
2,200,000 hours
Voltage selector description
Function
Series/parallel
Voltage marking
Series
110-120 V
Parallel
220-240 V
Rocker switch description
Function
2-pole, dark not illuminated
Marking I - 0
Electrical specifications
Inrush current 51 A
6,000 on-off operations according to UL 1054, TV 5
10,000 on-off operations according to ENEC
Mechanical life
50,000 cycles
Switch ratings
USA (UL) and Canada (C-UL)
10 A, 125 VAC; 10 A, 250 VAC; 1/3 HP
Europe (ENEC)
10 A (4 A), 250 VAC*
* Value in () relates to the inductive current charge: cos φ=0.65
Approvals
The FN 390 power entry module combines an IEC
inlet, mains filter with single or dual-fuse holder,
voltage selector and 2-pole rocker switch. Choosing
FN 390 product line brings you the rapid availability
of a standard filter associated with the necessary
safety acceptances. Standard IEC connector filters are
a practical solution helping you to pass EMI system
approval in a short time. Multiple options designed to
offer you the desired solution.
Features and benefits
High conducted attenuation performance, based
on chokes with high saturation resistance and
excellent thermal behavior
Rear or front mounting
Single or dual-fuse holder
USA Ø6.3 x 32 mm or EU Ø5 x 20 mm fuses
2-pole rocker switch
Voltage selector 110-120 V/220-240 V
Custom-specific versions are available on request
Typical applications
Portable electrical and electronic equipment
Consumer goods
EDP and office equipment
Single-phase power supplies, switch-mode power
supplies
Test and measurement equipment
Typical electrical schematic
