All-pole sine filter

SFA 400/50



 Prevention of overvoltages on the motor

 Long cable lengths possible

 Reduction in motor noise

 Minimisation of bearing currents

 Minimisation of leakage currents (is beneficial in the event of incorrect RCD tripping)

 Reduction in line-borne and field-borne emitted interference: can be omitted from shielded cables, where necessary

 Reduction of motor losses

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Product All-pole sine filter
Order number SFA 400/50
Inductance 3x 0 mH
Rated current 3x 50 Aac
Linear current 3x 0 Aac
Rated voltage range 0 V to 480 V
Frequency range 5 Hz to 60 Hz
Switching frequency range to 16 kHz
EN insulation class H (180°C)
UL Insulation class class 180
Wire material Copper
Cooling type AN
Switching group III0
Ambient temperature -10 °C to 45 °C / 14 °F to 113 °F
Protection and Safety
Protection type IP 20
Protection class (prepared) I
Degree of contamination 2
Size and Weight
Width 500 mm / 19.69 in
Height 250 mm / 9.84 in
Depth 310 mm / 12.2 in
Weight 45 kg / 99.21 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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