Product Overview
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Output Filter for Motor Drives
- Reduction of drive output voltage dv/dt
- Reduction of voltage stress at motor windings
- Protect AC motors from destructive effect of peak voltages
- Increase of motor service life
- Improvement of system reliability
Features and Benefits
Efficient reduction of high output voltage dv/dt from IGBT motor drives (as per IEC 60034-17/25)
Typical Applications
Motor drive applications with short to medium motor cable length
Technical Specifications
Nominal operating voltage
3x500 VAC
Rated operating voltage
3x550 VAC
Rated currents
12 to 1100 A
Rated currents
12 to 1100 A @ 40°C
Overload capability
1.5 x rated current for 1 minute, ones per hour
Motor frequency
0 to 60 Hz
0...60 Hz (with derating up to 120 Hz)
Switching frequency
2 to 16 kHz
2...16 kHz, depending on motor cable length and motor frequency -> refer graph on page 2
Typical dv/dt reduction
Factor 8 to 12
Protection category
IP 00
Max. peak voltage
≤1000 V
Voltage drop
<3 V @ 50 Hz
Ambient temperature range
-25°C to +40°C fully operational
+40°C to +100°C with derating*
-25°C to +100°C transport and storage
Flammability corresponding to
UL 94V-2
Design corresponding to
UL 61800-5-1, EN 61800-5-1, EN 61558-2-20 or <br>EN 60076-6
Design corresponding to
UL 61800-5-1, EN 61800-5-1, EN 61558-2-20 or EN 60076-6
* Iderated = Inominal*SQRT((Tmax-Tamb)/(Tmax-Tnominal)) = Inominal*SQRT((100°C-Tamb)/60°C)