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
Rated currents
2.3 to 1000 A @ 45°C
Impedance (uk)
6% @ 400 V, 50 Hz and rated current
Residual ripple voltage
<5%
Motor frequency
0...60 Hz (up to 200Hz with derating, see user manual)
Switching frequency fPWM
0 to 16kHz
Overload capability
1.5× rated current for 1 minute, once per hour
Pollution degree
3
High potential test voltage
P –> E 2480 VAC, 1 s
Overvoltage category
OV III (IEC 60664-1)
Protection category
IP 00
Motor cable length
Max. 100m depending of switching frequency (see user manual)
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
Climatic class
40/070/21
Design corresponding to
EN 61558-2-20 or EN 60076-6
Flammability corresponding to
UL 94 V-2
MTBF @ 45°C/480 V (Mil-HB-217F)
>500'000 hours
* Iderated = Inominal*SQRT((Tmax-Tamb)/(Tmax-Tnominal)) = Inominal*SQRT((100°C-Tamb)/25°C)
Typical electrical schematic
Approvals & Compliances
For use on PWM side of AC or DC drives (power conversion equipment) only