Measurement Function
Voltage (t-rms) and frequency
Wiring polarity checker, detects broken PE and N wires
Insulation resistance
Continuity and resistance
Measure motor windings with continuity test (@ 10 mA)
Loop and line resistance
Prospective earth fault current (PEFC/IK)
Prospective short-circuit current (PSC/IK)
RCD trip time
RCD trip current (ramp test)
Measures trip time and current for RCD type A and AC in one test
RCD variable current
Automatic RCD test sequence
Phase sequence test
Other features
On/Off switchable auto-start for RCD and Looptest
Self-test
Illuminated display
Memory