Megaohmmetru rezistenta izolatie 5000V Metrel MI 2077 TERAOHM 5kV

• Very large LCD display with bargraph and backlight
• High measuring range of up to 30 G? with test voltage from 50 V to 1000 V
• Fast and reliable continuity tests with automatic polarity reversal
• Voltage and frequency measurements
• Preprogrammed limits
• PASS/FAIL evaluation of result
• Bright GREEN/RED indicators provides visual evaluation of results
• Suited for testing on CAT IV installations

 

• DC and TRMS AC voltage up to 600 V
• DC and TRMS AC current measurement up to 1000 A and 800 A respectively
• Resistance measurement
• Continuity test
• Diode test
• Capacitance measurement

 

• DC and AC voltage up to 600 V
• AC current measurement up to 600 A
• Resistance measurement
• Continuity test
• Diode test
• Frequency measurement
• Capacitance measurement

 

• IT System recognizing, Voltage Range and Voltage Balance;
• ISFL Single Fault Leakage current from Phase 1 and Phase 2 to PE;
• Fuse Trip-out Ability Evaluation, Line Impedance and Ipsc Prospective Short Circuit Current;
• IMD Insulation / ELM Earth Leakage / RCM Residual Current Monitor Devices Control;
• Alarm Trigger or Trip-Out Check and Adjust.

 

• Wiring check
• DC insulation resistance
• Continuity test
• Line and Loop resistance
• RCD test
• Phase sequence
• Pass/Fail visual and audio presentation of results

 

• Bidirectional resistance measurement from 0,1 µO up to 2000 O
• test current up to 10 A
• Highly efficient 10 A current source generates 10 A into 200 mO load for 15 min without overheating
• High overvoltage protection (CAT IV / 300 V)
• Custom limits can be set for PASS / FAIL evaluation of test result.
• 50 Hz / 60 Hz ripple detection and rejection.
• Instrument can be powered from mains or internal rechargeable battery.
• Up to 1000 test results with timestamp can be stored in internal memory.
• PC SW HVLink PRO enables downloading, review, analyses and printing of test results.

 

• 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.

 

• Adjustable test voltage from 250 V to 5000 V in 50 V steps.
• Resistance measuring range 5 T?.
• Adjustable measuring time from 1 second to 90 minutes.
• Automatic PI, DAR and DD index calculation and capacitance measurement up to 50µF.
• Automatic load discharge after completed measurement.
• Guard terminal for elimination of insulation surface currents.
• AC and DC voltage measurement up to 600 V.

 

• PAT Demoboard is intended for demonstration of electrical equipment safety management.
• Presentation of safety management of electrical equipment in seminars, courses.
• Presentation of typical safety problems on electrical equipment.
• Practical demonstration of measuring instruments (performing tests, making right connections, analysing measured results).
• Continuity of equipotential bonding
• Insulation resistance
• Leakage current
• Touch leakage current
• Polarity of cables
• Functional operation

 

• Insulation resistance up to 100 GO with DC voltage up to 2.5 kV;
• PI, DAR calculation;
• Continuity of PE conductors with 200 mA test current and polarity change;
• Continuity of PE conductors with 7 mA test current (continuous measurement) without RCD tripping;
• TRMS voltage and frequency.