Sine filter
SFB 400/37
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 | Sine filter |
| Order number | SFB 400/37 |
| Series | SFB |
| Inductance | 3x 1.7 mH |
| Rated current | 3x 37 Aac |
| Linear current | 3x 55.5 Aac |
| Rated voltage range | 0 V to 520 V |
| Rated voltage | 400 V |
| Phases | 3 |
| Frequency range | to 150 Hz |
| Switching frequency range | to 8 kHz |
| Short circuit voltage | 8.6% @ 400 V |
| Motor or converter power | 18.5 kW / 24.81 HP |
| EN insulation class | H (180°C) |
| UL Insulation class | class 180 |
| Duty Cycle | 100 % |
| Power loss | 210.00 W |
| Wire material | Copper |
General
| Duty Cycle | 100 % |
| Cooling type | AN |
| Switching group | III |
Environment
| Ambient temperature | -10 °C to 40 °C / 14 °F to 104 °F |
| Max. installation height | 1,000 m / 3,281 ft |
Protection and Safety
| Protection type | IP 00 |
| Protection class (prepared) | I |
| Degree of contamination | 2 |
Electrical Connections
| Input terminal | Screw terminal |
| Output terminal | Screw terminal |
| Terminal PE | Threaded hole |
Size and Weight
| Width | 240 mm / 9.45 in |
| Height | 265 mm / 10.43 in |
| Depth | 210 mm / 8.27 in |
| Weight | 21.3 kg / 46.96 lbs |
| Low Voltage Directive | EN 61558-2-20 |
| RoHS compliant | EN IEC 63000 |
| Approval cURus - Recognized | UL 508; CSA 22.2 |
