VKS Aluminum Case Braking Resistor 400W For Frequency Inverter

Key Features:

1. High IP class of IP21, IP33, IP55, IP65 or as required;
2. High pulse load and high vibration capability;
3. Compact structure,and cool surface;
4. No live parts outside;
5. Low noise level;
6. Low thermal drift;
7. Terminals suitable for soldering or bolt connection with high temperature.

Characteristics of this series:

1. Rated power: 50-5000W, based on 25°C free air rating;
2. Resistance values: from 1Ω to as high as 10 KΩ( to 100 KΩ on request);
3. Temperature Coefficients: 50, 100 and 400ppm/°C or as required;
4. Operating Temperature: -55°C to +225°C;
5. Insulation Resistance: >1000MΩ (500V 25°C 75% relative humidity);
6. Dielectric strength: >3.0KV 50Hz 1min(25°C 75% relative humidity);
7. IP protection: IP21, IP33, IP55, IP65 or as required;
8. Element material: OCR25AL5/CrAlFe/CrNi/CuNi;
9. Lead material: Brass Caps(wiring leads available);
10. Vibration grade:>1.5g.

Application:

1. Capacitor charging & discharging,;
2. Balancing resistor, crowbar;
3. Filter, electrical machinery general use, available through distribution;
4. Light-duty braking of inverter,variable frequency drives and any other low-wattage load applications.

Specification

Surface Temperature Rise

Derating Curve

Product Size