Sine filter

SFB 400/250

Characteristics

Benefits

 Prevention of overvoltages on the motor

 Long cable lengths possible

 Reduction in motor noise

 Reduction in line-borne and field-borne emitted interference

 Reduction in motor losses

 Very good corrosion protection and low noise thanks to vacuum impregnation

Product Search
Product Sine filter
Order number SFB 400/250
Inductance 3x 0.35 mH
Rated current 3x 250 Aac
Linear current 3x 375 Aac
Rated voltage range 0 V to 520 V
Rated voltage 400 V
Frequency range to 60 Hz
Switching frequency range to 8 kHz
Short circuit voltage 11.9% @ 400 V
EN insulation class H (180°C)
UL Insulation class class 180
Wire material Copper
General
Cooling type AN
Switching group III0
Enviroment
Ambient temperature -10 °C to 40 °C / 14 °F to 104 °F
Protection and Safety
Protection type IP 00
Protection class (prepared) I
Degree of contamination 2
Size and Weight
Width 500 mm / 19.69 in
Height 450 mm / 17.72 in
Depth 400 mm / 15.75 in
Weight 157.5 kg / 347.23 lbs
Low Voltage Directive EN 61558-2-20
RoHS compliant EN IEC 63000
Approval cURus - Recognized UL 508; CSA 22.2

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