Overview

Oil Tan Delta Tester LMODT-A100 has capacitance measuring range of 5 to 200 pF. It features non-contact mid-frequency induction heating for uniform, fast, and stable temperature control. Equipped with solenoid drain switch, it allows complete draining and rinsing without removing oil cup. It integrates real-time clock support to store, display, and print date-stamped test results automatically. Our Tan Delta Tester checks dielectric loss and resistivity of insulating oils in labs and substations.

Features :

Backlit LCD display 

Three-electrode cup

Overload protection

Sensor failure warning

Thermal safety relay

Auto result storage

Result printing 

Specifications :

Capacitance Measuring Range	5 to 200 pF
Relative Permittivity Range	1.000 to 30.000
Dielectric Loss Factor Range	0.00001 to 100
DC Resistivity Range	2.5 MΩm to 20 TΩm
Capacitance Accuracy	± (1% of reading + 0.5pF)
Relative Permittivity Accuracy	± 1% of reading
Dielectric Loss Factor Accuracy	± (1% reading +0.0001)
DC Resistivity Accuracy	± 10% of reading
Capacitance Resolution	0.01pF
Relative Permittivity Resolution	0.001
Dielectric Loss Factor Resolution	0.00001
Temperature Range	0 to 125 ℃
Temperature Measurement Error	± 0.5 ℃
AC Test Voltage	500 to 2200V continuously adjustable frequency 50Hz
DC Test Voltage	0 to 500V continuously adjustable
Operating Temperature	0 to 40 ℃
Operating Humidity	Less than 75% RH
Power Consumption	100W
Power Supply	AC 220V ± 10%, 50Hz / 60Hz ± 1%
Dimension	500×360×420 mm
Weight	22Kg

Applications :

Oil Tan Delta Tester LMODT-A100 measures dielectric loss and DC resistivity of insulating oils and liquid dielectrics in power systems, laboratories, transformer maintenance, and quality control environments.

Selection Guide :

Oil Tan Delta Tester LMODT-A100 is a reliable instrument designed for evaluating the insulation performance of transformer oils through accurate measurement of tan delta, capacitance, and DC resistivity. Based on research studies, it is widely used in applications such as transformer maintenance, quality assurance of insulating oils, and high-voltage equipment diagnostics in power utilities, electrical labs, and R&D facilities. It is particularly effective for experiments involving dielectric loss factor analysis and dissipation factor evaluation, helping to detect aging, moisture, and contamination in insulating fluids. The tester complies with international standards, such as IEC 60247, ensuring credibility and accuracy in the results. Customers can select this model based on key parameters, including its wide capacitance measuring range, high-resolution tan delta accuracy, DC resistivity range, and stable performance under various temperature conditions. Its robust design and certified performance make it perfect for professionals requiring advanced insulation diagnostics and compliance-based testing.