Dust and drip proof.(designed to IEC 529 IP54) • In addition to the facility for precision measurement, test leads for simplified two wire measuring system also supplied as standard accessories.(unit can be hung from the neck for simplified measurement) • Designed to meet IEC 61010-1 safety standard. • Capable of measuring earth voltage. • Automatic warning when resistance of auxiliary earth spikes is in excess of tolerance. • Small and lightweight. Shock resistant new case material. • 2mA measuring current permits earth resistance tests without tripping earth leakage current breakers in the circuit under test.
The latest circuit design permits the instrument to operate with the minimum of influence from earth voltage and earth resistance of auxiliary earth spikes. • Dust and drip proof. (designed to IEC 529 IP54) • Earth resistance value can be read directly from the scale. • Designed to meet IEC 61010-1 safety standard. • Capable of measuring earth voltage. • Small and lightweight. Shock resistant new case material. • 2mA measuring current permits earth resistance tests without tripping earth leakage current breakers in the circuit under test. • Lead wire connection to C and P terminals and proper auxiliary earth resistance can be checked by "OK" lamp. Lead wire connection to C and E terminals is good when "OK" lamp is illuminated.
Custom microprocessor controlled for highest accuracy and reliability. • 3 LEDs for checking correct wiring status. • 15mA LOOP measurement:LOOP impedance 2000Ω range measurement is carried out with low test current (15mA).The current will not cause tripping out involved RCD even the one with the lowest nominal differential current (30mA). • Direct reading of Prospective Short Circuit Current (PSC). • Safe voltage measurement function. • Large custom digital display readout on all models. • Measure low loop resistances(resolution of 0.01Ω) • Automatic lock-out if test resister overheats. • Large custom digital display readout . • Visual indication of reversed phase and neutral wiring at socket. • Designed to IP54 Rating • Complies with IEC 61557
Anti-Trip Technology for complete trip free Loop testing on all RCDs rated 30mA and above. • Dual Display allows simultaneous measurements like Loop & PFC/PSC. • Two wire connection for Loop L-L, L-N and PSC testing is possible. • Phase rotation, Voltage and Frequency measurements. • Lock-down test button for 'hands free' testing with auto-start operation.
Accurate digital readout of tripping time. • Two neon lamps give quick check for correct wiring. • Compact, lightweight and simple to operate. • Zero cross circuitry permits testing at 0 and 180 degree portion of sine wave. At these two tests minimum (best) and maximum (worst) trip times will be displayed.
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
Measurement of RCD trip timeConducting testing of rated residual non-operating currents at × 1/2 Range, measuring RCD trip time at × 1 and × 5 Ranges. • Measurement of trip out currentMeasuring trip out current by varying current automatically. • Remote TestEnabling a user to hold the Test Leads with his both hands by locking the Test Button. Measurement will automatically start when the main voltage is detected. • Voltage MeasurementCarrying out a constant measurement of voltage in the stand-by mode at each Range.
Designed to meet IEC 61010-1 CAT.III 600V • Test leads with remote control switch.(For insulation&Simplified Earth Test) • Back light function. • Color coded scales and range switch position for easy reading. • Automatic warning when resistance of auxiliary earth spikes is in excess of tolerance. • Can be hung around the neck for both hand’s operation.

