Introduction
Insulation oil testers, also known as dielectric strength testers, are specialized devices used to test the insulation strength of transformer oil. Transformer oil is used as an insulating and cooling medium in power transformers, and it is important to ensure its dielectric strength to prevent transformer failure. In this article, we’ll discuss the basics of insulation oil testers, how they work, and why they are important.
What is an Insulation Oil Tester?
An insulation oil tester is a specialized instrument used to test the dielectric strength of transformer oil. The instrument applies a high voltage to the oil and measures the current flowing through it. By measuring the current, the insulation strength of the oil can be determined.
How does this instrument work?
The basic working principle of an insulation oil tester is to apply a high voltage to the oil sample and measure the current flowing through it. The tester generates a high voltage using an internal transformer, and the voltage is applied to the oil sample using an electrode. The current flowing through the oil is measured using a current transformer, and the insulation strength of the oil is determined by analyzing the current measurement.
Why are Insulation Oil Testers Important?
Insulation oil testers are important because transformer oil degrades over time, and the insulation strength of the oil decreases. When the insulation strength of the oil drops below a certain level, there is a risk of transformer failure. Insulation oil testers are used to monitor the insulation strength of transformer oil over time, and to detect any degradation in the insulation strength. By detecting degradation in the insulation strength of the oil, preventative maintenance can be performed to extend the life of the transformer and prevent costly downtime.
Conclusion
Insulation oil testers are essential tools for maintaining the reliability and performance of power transformers. They provide a fast and accurate way to test the insulation strength of transformer oil, which is critical for preventing transformer failure. By monitoring the insulation strength of transformer oil over time, preventive maintenance can be performed to extend the life of the transformer and prevent costly downtime.
If you’re looking for a reliable insulation oil tester, consider Push Electric’s insulation oil tester. It is a high-quality instrument that is easy to use and provides accurate and consistent results. With features such as a large LCD screen and automatic calculation of test results, it is a great choice for anyone who needs to test the insulation strength of transformer oil.