Cleste ampermetric cu masuratori de putere Metrel MD 9240

• 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.

 

• 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

 

• Measurement of step voltage and contact voltage.
• Measurement of earthing resistance with resolution of 1 m?.
• Measurement of specific earth resistance.
• High current of up to 50 A and effective suppression of noise
• Excellent immunity even against changing earth currents.
• Autonomous Step Voltage meter: no need for long voltage leads.
• Downloads test results directly to the PC with the help of the professional PC SW package HVLink

 

• DC insulation resistance with test voltages up to 1000V
• PE conductor continuity test
• Loop and Line impedance also without RCD triggering
• RCD test
• Illumination
• Phase sequence in 3-phase systems
• Measurements on earthling and lightning systems with included 2-clamp method (without junctions disassembling).
• Electrical power and consumption measurement,
• current and voltage harmonics measurement,
• phase angle

 

• TRMS AC, DC voltage measurement;
• TRMS AC current measurement;
• Resistance measurement;
• Frequency measurement;
• Continuity test (acoustic signaling);
• Power parameters measurement.

 

• 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.

 

• Loop impedance / prospective fault current
• Line impedance / prospective short-circuit current
• Built-in fuse characteristics for quick evaluation of measuring results
• RCD tests (trip out time, contact voltage, ramp test, Autotest)
• Testing on 1- and 3-phase systems
• Phase sequence test

 

• DC and TRMS AC voltage up to 600 V
• TRMS AC current measurement up to 1000 A
• Resistance measurement
• Continuity test
• Frequency measurement
• Contact temperature measurement
• Power factor
• Power (W, VA, Var)

 

• High performance, multifunction test instrument for LAN cabling verification
• quick LAN cabling verification up to CAT6 (ClassE)
• in accordance with international standards EN50173, TIA/EIA 658B, ISO/IEC 11801, etc.
• inbuilt Autotests
• Professional TDR with integrated TDR NEXT function enables pinpoint distance to the fault determination
• Connectivity with UTP, STP, ScTP, FTP cables

 

• 12 V … 1000 V AC measurement range
• Optical and vibrating indication
• CAT III / 1000 V overvoltage protection