Knowledge

An electricity meter, short for electric energy meter, is a special instrument for measuring electric energy, commonly known as a watt-hour meter and fire meter. The electricity me

Electric energy is a convenient energy source, which strongly promotes the development of human society, creates huge wealth for human beings, and improves human life. With the con

Usually, when we pay electricity bills, we always say how many kilowatt-hours of electricity. First of all, let's get to know these two terms, first what is power. The unit of

As we all know, the civil voltage standard in our country is 220V. But I don't know if you will have such a question, is the civil voltage of all countries in the world the sam

2) The application of smart meters is becoming more and more extensive Smart meters are one of the cornerstones of smart grids and digital energy because they generate huge amounts

In Europe, the European Union has strong regulations on smart meter installations. Countries such as Sweden, Italy and Finland are already close to 100% smart meter penetration and

On April 18, the "China in an Electric Meter" Electric Meter Museum was officially completed and opened in the Jiangyan District Power Supply Company of Taizhou City. The

2. Third harmonic Third harmonic and its hazards In the power system, the conventional electrical equipment with linear impedance variation characteristics will not cause interfere

In the daily inspection of the power distribution cabinet, the zero-line current inspection is also an essential process! In the routine electrical inspection of the equipment depa

Electronic meter dedicated electronic meter controller. The electronic meter controller uses electronic pulses to convert into a high-intensity magnetic field, and the meter contro

The centralized multi-user electricity meter adopts large-scale integrated circuit processing technology, has an anti-creeping logic circuit, and has low power consumption. The qua

3. Check the transformer Mainly check whether the nameplate parameters of the metering transformer are consistent with the user manual, check whether the transformation ratio and g