Wound Primary Measuring Current Transformers


  • Ratio Range : 50/5 or 1A to 200/5 or 1A
  • Standard Accuracy Class : CL-5, CL-3, CL-1, CL-0.5, CL-0.2, CL-0.1, CL-0.5S & CL-0.2S

KWM Series are a range of Measuring Current Transformers. These CTs measure current flowing through primary conductor by convering them to measurable value. Apart from the standard ranges, we can design and manufacture for your specific requirements. Please feel free to get in touch with us if you need something that’s not listed in here.

  • Can be manufactured to IS-16227, IEC-61869 or C-57.
  • Wide range of transformer ratios available.
  • High accuracy class available.
  • Dual Ratios can be given.
  • Available as PVC tape insulated, Varnished fiber glass tape insulated or Resin cast.
  • System Voltage : 0.66KV/0.72KV
  • Rated Secondary Current : 5A or 1A
  • Dielectric withstand Voltage : 3KV for 1 minute
  • Operating Frequency : 50Hz/60Hz
  • Overload withstand current : 1.2 x rated current continuously
  • Class of Insulation : A – For Tape Wound B – For Resin Cast
  • Standard Ambient Conditions : -5°C to +45°C
  • Altitude : Up to 1000mtrs above mean sea level
  • Primary Current : 1A to 200A
  • Secondary Current : 1A, 5A or as per customer requirement
  • Accuracy Class : CL-5, CL-3, CL-1, CL-0.5, CL-0.2, CL-0.1, CL-0.5S, CL-0.2S
  • Output (Burden) : 1 VA to 30 VA