Product Overview
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LC Sine Wave Filter for Motor Drives
- Prevention of overvoltage on the motor
- Reduction of motor noise
- Reduction of motor losses
- Increase motor service life
- Possible to apply long motor cables
Features and Benefits
Converts the rectangular PWM output voltage of motor drives into a smooth sine wave with low residual ripple
Typical Applications
HVAC applications
Technical Specifications
Maximum continuous operating voltage
3x530 VAC
Nominal operating voltage
3x480 VAC
Rated currents
2.3 to 1000 A
Overload capability
1.5× rated current for 1 minute, once per hour
Residual ripple voltage
<5%
Impedance (Uk)
6% @ 400 V, 50 Hz and rated current
Motor frequency
0...60 Hz (up to 200Hz with derating, see user manual)
Motor cable length
Up to 1'000 m or 2'000 m (see user manual)
Switching frequency
fPWM Min. 2 or 4kHz, max. 16kHz, see filter selection table
High potential test voltage
P –> E 2480 VAC, 1 s
Overvoltage category
OV III (IEC 60664-1)
Pollution degree
3
Temperature range (operation and storage)
-40°C to +45°C fully operation
+45°C to +100°C (up to 18A) or +70°C (26A and above) derated operation*
-40°C to +70°C transport and storage
Climatic category
40/070/21
Protection category
IP00 (E0XXT versions)
IP20 (E2FXT option, up to 110A version)
Flammability corresponding to
UL 94 V-2
Design corresponding to
Filter: UL 61800-5-1, EN 61800-5-1
Chokes: EN 61558-2-20 or EN 60076-6
MTBF (Mil-HB-217F)
>500,000 h @ 40°C/480 V
* Iderated = Inominal*SQRT((Tmax-Tamb)/(Tmax-Tnominal)) - please refer to user manual for details and example
Typical electrical schematic
Approvals & Compliances
