Product Overview
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Three-phase dv/dt reactor 6% for motor protection
- Reduction of drive output voltage dv/dt
- Reduction of motor temperature
- Increase of motor service life
- Compact and economic open frame design
- Standard catalog reactors up to 1000 A
- UL rated materials used
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
Nominal operating voltage
3x480 VAC
Rated operating voltage
3x530 VAC
High potential test voltage
P –> E 2480 VAC, 1 s
Protection category
IP00
Overload capability
1.5× rated current for 1 minute, once per hour
Ambient temperature range
-40°C to +45°C fully operation
+45°C to +100°C derated operation*
-40°C to +100°C transport and storage
Design corresponding to
Chokes: EN 61558-2-20 or EN 60076-6
Rated currents
2.3 to 1000 A @ 45°C
Climatic class
40/070/21
Switching frequency fPWM
0 to 16kHz
Impedance (uk)
6% @ 400 V, 50 Hz and rated current
Residual ripple voltage
<5%
Flammability corresponding to
UL-94V-0
Rated currents
2.3 to 1000 A @50°C
Motor cable length
Max. 100m depending of switching frequency (see user manual)
Overvoltage category
III acc. IEC 60664-1
Pollution degree
3
* Iderated = Inominal*SQRT((Tmax-Tamb)/(Tmax-Tnominal)) = Inominal*SQRT((100°C-Tamb)/25°C)