We specialize in Current Sensors, CT Sensors, and Measuring Instruments.

Current Measurements of PWM or Inverter

CTF-500DC Current measurements of PWM or inverter, AC/DC 25~500A, φ35mm


AC/DC 25~500A
Current measurements for PWM or inverter
Rated Primary Current DC/AC500A
Applicable Current ±25~±500A
Max. Capable Current 750A
Output Voltage ±4V F.S
Applicable Frequency DC~10KHz
CT Inside Diameter φ35.5mm
Accuracy ±1% F.S
Power Supply ±12V±5% (Bipolar)
Power Consumption Approx. 7mA
Response Time Approx. 3μs
Capable CT Open/Close Approx. 100 times
Rated Voltage Less than DC1000V/AC500V for low voltage circuit of coated wires
Withstanding Voltage AC2000V/1 minute (between output terminal and outer case)
Insulation Resistance More than 100MΩ by 500V insulation tester (between output terminal and outer case)
Operation Temperature -10~60℃, less than 80%RH w/o condensation
Standard Compliant with RoHS directive
Output Part Lead Wire: Approx. 330mm
Wiring Method Red:+12V Black:-12V White:Output Green:COM
Dimension 62.5×94×35.5mm
Weight Approx. 360g