Insulating oil micro water measuring instrument is a powerful instrument which can be used to measure micro water content of different substances by Karl Fischer coulometry. It uses the advanced automatic control circuit, 32-bit embedded microprocessor as the main control core, embedded in the mini operating system, so that the…

Induction voltage regulator is a kind of voltage regulating equipment. It uses the principle of electromagnetic induction to feed the primary electric energy to the secondary through magnetic field induction. It can also change the relative angular displacement of the axis of stator and rotor winding and a certain connection…

The gas relay calibrator is mainly used in the power system to check the operation velocity of heavy gas protection, the operation volume of light gas protection and the sealing test of gas relay. In addition, it can also test the opening and closing pressure of the pressure relief valve,…

CT parameter analyzer is a multifunctional current and voltage transformer characteristic tester designed according to iec60044-1 / gb1208, iec60044-2gb1207, iec60044-6 / gb16847 and c57.13. The tester can obtain the excitation characteristic, excitation parameter, smash ratio, smash ratio error, polarity, coil resistance and hysteresis loop of current transformer. The high inflection…

I believe that we all have a habit that no matter what kind of tester we buy, we will find out whether it is good or not, and then we can clearly know what its value is and whether it is worth choosing. For example, many people know that it's…

he single-phase watt hour meter calibrator is suitable for the adjustment of single and three-phase watt hour meter production lines, factory inspection and technical supervision, quality inspection of electric energy measurement departments, etc. in the watt hour meter manufacturing enterprises, it can also automatically complete the meter calibration, error data…

This paper introduces the oil dielectric loss tester. As an important tool, the oil dielectric loss tester is widely used in Power Supply Bureau, power plant and other places. The instrument uses a microcomputer to process information and data, automatically selects measuring range, and has high measuring accuracy. The frequency…

As we all know, the instrument transformer calibration device is easy to operate, intuitive in reading and rapid in measurement, which can reduce power consumption and labor intensity. What is the instrument transformer calibration device? In fact, the instrument transformer calibration device is a new kind of automatic detection instrument.…

Zc-620 electric energy meter field calibrator is a portable instrument designed and developed by Zhizhuo measurement and control for measurement professionals. It is a precision instrument for field calibration of high-level gateway electric energy meters. It is a classic circuit and high-performance calculation composed of a complete analog circuit, the…

People's perception of temperature is very sensitive. When the temperature is high, people will get hot and cold. In fact, not only people, but also many places are very sensitive to temperature, such as warehouse, machine room, transformer substation, etc. the equipment in such places is relatively "fragile". In order…