Introduction

Oil Tan Delta Tester 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. Tan Delta Tester checks dielectric loss and resistivity of insulating oils in labs and substations.

Manufactured under strict quality control processes, complying with international laboratory equipment standards. Provides 1-year warranty for main components and lifetime technical support.

Applications

Oil Tan Delta Tester 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 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.

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

Features

Backlit LCD display 

Three-electrode cup

Overload protection

Sensor failure warning

Thermal safety relay

Auto result storage

Result printing 

FAQs

1. What is the main function of this Oil Tan Delta Tester?

It is a professional laboratory instrument designed for Oil Tan Delta Tester applications, providing accurate, reliable performance for sample analysis, processing, or storage in scientific research and industrial quality control.

2. What are the key advantages of this Oil Tan Delta Tester compared to similar products?

It combines high performance, user-friendly operation, and robust construction. The compliance with international standards and certifications ensures its reliability and suitability for various laboratory environments.

3. What regular maintenance is required for this Oil Tan Delta Tester?

General maintenance recommendations: 1) Keeping the instrument clean and free from dust and debris; 2) Following the manufacturer's calibration schedule to maintain accuracy; 3) Inspecting electrical connections and mechanical parts periodically for signs of wear; 4) Storing and using the instrument according to the operating manual to prevent damage.

4. What are the installation requirements for this Oil Tan Delta Tester?

Standard installation requirements: 1) Placing on a stable, level workbench in a clean laboratory environment; 2) Connecting to a properly grounded power supply matching the instrument's voltage requirements; 3) Ensuring adequate space for operation and maintenance; 4) Following any specific environmental conditions (temperature, humidity, ventilation) outlined in the product manual.

5. What should I do if the Oil Tan Delta Tester shows abnormal operation?

General troubleshooting guidelines: 1) First check the power supply and all connections to ensure they are secure; 2) Refer to the user manual's troubleshooting section for specific error messages or symptoms; 3) Perform a system reset if applicable; 4) Do not attempt to repair internal components without professional training; contact authorized service personnel for technical support when needed.

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