• Custom microprocessor controlled for highest accuracy and reliability.
  • 3 LEDs for checking correct wiring status.
  • 0 and 180 degree phase angle switch permits quick tests and consistent readings.
  • Digital read-out of tripping time.
  • Constant current source circuitry ensures that a fluctuating mains voltage does not affect the accuracy of readings.
  • Large custom digital display readout.
  • Visual indication of reversed phase and neutral wiring at socket.
  • Designed to IP54 Rating.
  • Complies with IEC 61557
  • Test of a large kind of RCD’s: Standard, Selective, AC and A (DC sensitive breakers)