Non-Contact Voltage Detector Metrel MD105

• Pre-set test voltages: 250V...5000V
• Automated testing - PI, DD, DAR calculations with automated resistance ranging (AR)
• Fault finding
• R(t) graph - Real time resistance against time graph plotting facility
• Faster testing - High 5 mA charging current quickly charges capacitive loads.
• Accurate
• Safe - High CAT IV, 600 V voltage protection

 

• Supports all types of earthing resistance measurements:
• - Standard earthing resistance measurement with spikes
• - Selective earthing resistance test with one current clamp
• - Selective (contactless) earthing resistance with two current clamps
• - Specific earth resistance measurement
• Leakage current tests with current clamps
• Load current tests with current clamps
• High accuracy, very high immunity against external noise
• Preprogrammed limits

 

• Measurements on DC side of PV installation:
• Voltage, current, power, energy;
• Uoc (Open Circuit Voltage) and Isc (Short Circuit Current);
• I - U curve of PV modules and strings;
• Irradiance;
• Module temperature.
• Measurements on AC side of PV installation:
• Voltage, current, power;
• Efficiency of PV module, inverter, PV system calculation.

 

• Earth bond / continuity resistance (200 mA, 10 A)
• Insulation resistance
• Insulation resistance of isolated accessible conductive parts
• Substitute leakage current
• Substitute leakage current of isolated accessible conductive parts
• Differential leakage current
• Touch leakage current
• IEC cord polarity test

 

• large 2-line 500.000 counts LCD display
• 1000V TRMS AC, DC voltage measurement;
• 10A TRMS AC, DC current measurement;
• 50nF..25mF Capacitance measurement;
• 500O..50MO Resistance measurement;
• Diode test;
• 5Hz..1MHz Frequency of digital signals measurement
• Temperature measurement(thermocouple type K included)

 

• Continuity test with 200 mA.
• Insulation resistance.
• Insulation resistance of isolated accessible conductive parts.
• Substitute leakage current.
• Substitute leakage current of isolated. accessible conductive parts.
• IEC cord polarity test.
• Voltage.
• Functional and visual inspection.

 

• Field proven instrument for under-wall low voltage installation tracing
• fuse finding
• short-circuit spot determination and metal installation tracing
• Can be used on energized or voltage-free systems.
• Tips and detailed descriptions of connection schemes for various combinations from everyday practice.

 

• All tests on 3-phase electrical equipment can be carried out, including live leakage test, power, polarity, RCD and Active polarity.
• Simple connection to the PAT/MACHINE tester with automatic detection.
• Simple test procedures, identical to single phase equipment.
• Test sequence for 3-phase tests are automatically set, based on entered test codes and input voltages.

 

• Testing of single and 3-phase ARC Welding equipment.
• Professional 3-phase portable appliance testing.
• Professional 3-phase machine testing
• Testing of Open-Circuit Voltage at ARC Welding Units in accordance to EN 60974-4.
• All tests on 3-phase electrical equipment can be carried out including live leakage test, power, polarity, RCD and Active polarity.
• Simple connection to the PAT/MACHINE tester with automatic detection

 

• Simulation of common electrical installation usually met in an individual house or apartment
• Various test methods supported by different test instruments can be presented.
• Acceptable or faulty parameters can be preset by five »fault« switches.
• Some real elements of electrical installation are placed on the front panel like RCD protection device, ON/OFF switch