Summation Measuring Current Transformers


  • Ratio Range : 5+5+5/5A, 5+5/5A, 1+1+1/1A, 1+1/1A
  • Standard Accuracy Class :CL-1, CL-0.5, CL-0.2

KSU Series are range of Summation current transformers. Summation CTs are used sum secondary currents of several main CTs and supply to a single meter or relay. Please feel free to get in touch with us if you need something that’s not listed in this datasheet.

  • Available in both measuring and protecve series.
  • Can be manufactured to IS-6949 or to other standards as required.
  • 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 & Molded Case B – For Resin Cast
  • Standard Ambient Conditions: -5°C to +45°C
  • Altitude: Up to 1000mtrs above mean sea level