Megohmmeters, Insulation Resistance Testers,
Ground Resistance & Resistivity Testers

Digital Megohmmeters 1kV 5kV - 10kV | Analog | Hand Cranked Megohmmeters | Ground Resistance Testers

    Digital Megohmmeters (1kV)   

Amprobe Instruments

Includes Built in Voltmeter!

• Tests insulation of wires, cables, transformers and electrical motors
• Selectable test voltages 250V, 500V and 1000V
• Programmable timer to perform the Dielectric Absorption Ratio Test
• Sensitive Ohmmeter for checking resistance of motor windings
• Internal memory (99 datapoints) to store measurements for future reference
• Data download to PC
• CAT III 600V - more

Quality does not have to be expensive!

This affordable Megohmmeter offers a solid range of features designed to meet most insulation test applications.

• Test insulation of wires, cables, transformers and motors
• Selectable test voltages up to 1000V
• Button Lock for Dielectric Absorption Ratio Test
• Sensitive Ohmmeter for checking resistance of motor windings
• Internal memory (stores 9 readings
• Fast and easy to use, rugged durable design
• CAT III 1000V - more

With the IDEAL insulation tester, insulation testing has never been so easy and hassle-free!

In

This new textbook provides an overview of the latest information on the safe, efficient, and practical use of insulation resistance test instruments.

• Measurement and Maintenance Principles
• Insulation Resistance Test Instruments
• Troubleshooting with Insulation Resistance Test Instruments
• Insulation Resistance Testing Applications
• Appendix
• Index

• Test Voltage: 250V, 500V, 1000V
• Continuity test with beeper
• 600V AC/DC test voltage range
• Data hold switch
• Test button may be locked on for hands-free operation
• Automatic discharge when test button is released
• Low battery indication
• Includes soft carrying case, batteries and leads - more

• Test voltage combinations: 250V, 500V or 1000V
• 1mA test current for MΩ range at rated voltage
• 200mA test current for continuity range
• Continuity test with beeper
• Large, easy-to-read dual display with backlight
• Data hold switch
• Test button may be locked on for hands-free operation
• Double molded plastic housing
• Meets IEC61010-1 Cat. III 1000V
• Includes test leads, batteries and carrying case - more

  Digital Megohmmeters (5kV +) 

• Wide range measurements from 500V to 5000V and up to 60GΩ
• Sources up to 1.2mA current during tests to offset capacitance load
• Polarization index measurement (PI)
• Dielectric absorption ratio measurements (DAR)
• Time set measurement function
• Auto-discharge function and voltage output warning function
• Live circuit warning symbols plus audible warning
• Live circuit detection prevents insulation test if >30V is detected
• Max/Min, Peak, Relative value and Data Hold functions
• 6000-count digital display with bargraph and backlight - more

Amprobe AMB-50 High-Voltage Insulation Tester has the necessary features for professional insulation diagnostics.

Readings are clearly displayed on a large backlit LCD display. Windows compatible PC Software and USB communications port serve for connecting the instrument to the PC and management of the recorded test data.

• Test insulation of wires, cables, transformers, motors, surge arrestors and generators
• Selectable testing voltages - one testing instrument for low and high voltage systems from 500/1000/2500 and 5000V
• Insulation resistance measurement up to 1T Ω - more

Amprobe Industrial High-Voltage Insulation Testers have all necessary features for advanced professional insulation diagnostics.

Accurately test cables, transformers, motors, surge arrestors and generators in noisy environments such as high voltage switchyards.

Built-in noise rejection filters and shielded test leads provide high EMI immunity.

Automated calculation of PI, DD and DAR, combined with a possibility to perform a step voltage test make these instruments suitable for the most demanding customers and applications.

• Insulation resistance measurement up to 10T Ω  - more

Amprobe Industrial High-Voltage Insulation Testers have all necessary features for advanced professional insulation diagnostics.

Accurately test cables, transformers, motors, surge arrestors and generators in noisy environments such as high voltage switchyards.

Built-in noise rejection filters and shielded test leads provide high EMI immunity.

Automated calculation of PI, DD and DAR, combined with a possibility to perform a step voltage test make these instruments suitable for the most demanding customers and applications.

Selectable testing voltages - from 500V to 10,000V with 25V increments - more

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  Analog Megohmmeters 

Analog Megohmmeter Comparison Chart:

  Hand Crank Analog Megohmmeters 

These hand cranked Megohmmeters allow for remote operations, keeping the user free from dependence upon batteries. - 3 Models to choose from

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Simple, User-friendly and Accurate. No test leads or auxiliary electrodes needed!

• Accurate ground resistance measurement from 0.025 to 1500 Ohms
• TRMS current measurement including leakage current
• Accurate readings regardless of power quality in less than 10 seconds
• Continuity beep if the resistance is lower than 40.00 Ohms
• Simple and easy to use, no test leads or auxiliary electrodes necessary
• Data logging capability - 116 records
• Individual data point recording
• User selectable High & Low ohm audible alarms - more

• Measures Earth ground resistance - 3 point (fall of potential) or 2 point tests
• Automatically calculates resistivity - 4 point test
• Automatic voltage measurement prevents false measurements
• Automatically applies three testing frequencies for the most accurate readings
• Test leads, auxiliary electrodes,  software, RS-232 cable and case are included for complete instrument
• Auto ranging
• 999 internal memory locations to store measurements
• RS-232 download to a personal computer
• CAT III 250V - more

The DM-III Multitest measures and records three phase: voltage, current, voltage anomalies (sags or surges), harmonics, energy and power (active, reactive and apparent), power factor (true and displacement), frequency and phase sequence.

The DM-III Multitest F is a multitalented device that provides everything an electrical engineer or a technician needs to perform maintenance or installations on the electrical system.

It can test wires and motors for proper insulation, as well as measure the resistance of the grounding systems and resistivity of the soil.

Three measuring modes;
        2 point continuity/resistance test
        3 point Fall of Potential test
        4 point Earth Resistivity - more

• 2- & 3-point fall of potential methods of testing
• Auto ranging
  20.00 / 200.0 / 2000 ohms
• Accuracy 2.0%
• Auto power off
• Cat III - 200V
• TL-796 lead set included
• 2-year warranty - more

Test a Grounding System quickly and efficiently - without disconnecting the ground. No need for leads, auxiliary rods or spacing requirements.

• Larger Clamp Size (1.25")
• Backlight
• Ground resistance (0.1 to 1200Ω) - Accuracy: 1.5%
• Ground leakage current to 30A
• Audible alarm
• Data Storage
• Calibration loop included
• Carrying case included
• Saves up to 99 measurements
• - more

• Resolution of 0.001Ω for low resistance measurements
• Accuracy of ± 0.01Ω
• Stores up to 99 resistance measurements
• Limit alarm
• User selectable alarm threshold from 1 to 100Ω
• Measures leakage current to 1mA and neutral current to 20A
• 1 second sampling time
• 4-digit, 9999-count LCD with display Hold
• Autoranging
• Includes 3 resistance calibration loops (1Ω, 5Ω and 10Ω), hard carrying case - more

Related:

>> Tools for Electricians <<
 

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