OWCTxxAT series

Pin type and primary through-core CT

This versatile current transformer is well-suited for use in various applications in the field of electrical instrumentation and power monitoring.


  • 50/60Hz Current transformer
  • Low cost
  • Lamination core
  • Current range from 5A to 150A
  • Turns optional: 1000ts
  • Accuracy Class: Defined in IEC61869-2, part 2, Class optional 1.0
  • Frequency: 50 to 400Hz
  • Operation Temp: -40°C to 130°C
  • Hi-pot 4000Vrms for 60” and dielectric resistance over 1Gohms @ 500Vdc
  • Impulse voltage 1.2/5us 5000V optional
  • Operation temperature: -40 to 85°C


  • Epoxy encapsulated
  • PBT resin UL flame retardant rate 94-V0
  • RoHS & REACH compliant
  • Excellent quality at a competitive price


  • Sensing Overload current
  • Indicator
  • Ground fault detection
  • Metering
  • Analog to Digital Circuits
  • Applications would include current, power and energy monitoring devices