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Kyoritsu RCD Testers

These instruments are used to check RCD's (ELCB's), the RCD trip time can be easily measured at the power outlet.

Core features

Trip time and trip current measurements, socket or distribution board testing

Kyoritsu 3021/3022/3023 

  • 3 functions in one unit, insulation test with 4 voltage ranges, continuity test, AC voltage measurement 
  • 200mA measuring current on continuity testing 
  • Comparator function with PASS / FAIL and buzzer 
  • 0Ω adjustment at continuity measuring range 
  • Memory function up to 99 data 
  • Backlight LCD provides easy reading in dark locations 
  • Safety lock system prevents an erroneous operation on 500 and 1000 Volt ranges 
  • Safety standard IEC 61010-01 CAT.III 600V  

Kyoritsu 3001B 

  • Test voltage range 500V/1000V 
  • Compact and lightweight digital Insulation / Continuity Tester. 

Kyoritsu 3005A 

  • Test voltage range 250V/500V/1000V 
  • Bargraph to display insulation resistance. 
  • Displays the value of external AC voltage along with flashing symbol. 
  • Auto null function to automatically subtract the test lead resistance before displaying the real continuity resistance value. 
  • Live circuit warning beeper. 
  • Releasing the test button automatically discharges the charges stored in the circuit under test. 
  • Minimum 1mA current on insulation tests to IEC 61557.  

Kyoritsu Repair and Calibration Service

Rutherford Electrical Engineering Services is an authorised Kyoritsu calibration and repairer.

For more information go to the website: