Knowledge

2. Check the wiring Mainly visually check whether the wiring of the metering current loop and the voltage loop is correct and intact. For example, whether there is an open circuit

Electricity inspectors should have a set of investigation methods when investigating the theft of electricity. These methods mainly include the visual inspection method, electricit

1. The difference between three-phase power supply and single-phase power supply： The power generated by the generator is all three-phase, and each phase of the three-phase power s

2. How to wire three-phase electricity into two-phase electricity? When erecting the wires, the "three-phase four-wire" standard wiring is used. In layman's terms: th

In the daily work of electricians, it is sometimes necessary to convert three-phase electricity into two-phase electricity to meet the needs of production. So, what is the method o

Precautions For Photovoltaic Power Generation Guarantee 2、System Efficiency Guarantee： (1) For the EPC party, the design and construction of the photovoltaic power station shall be

Precautions For Photovoltaic Power Generation Guarantee The following is a detailed description of the issues that need to be paid attention to. 1. Power generation or equivalent u

The power generation guarantee of photovoltaic power plants is a common problem encountered by EPC builders and agency operation and maintenance service providers. There are many f

How To Judge Whether There Is Leakage？ Basis for judging leakage The principal basis for judging whether there is leakage is that the current flowing into and out of the switch mus

The Difference Between Air Switch and Leakage Switch 1. What is an air switch: The air switch is an on-off switch that controls the electrical circuit. If air is used as the arc ex

An electric energy meter, commonly known as a watt-hour meter, is an instrument that measures the electric energy consumed by electrical appliances. Divided by principle: Electric

For photovoltaic power plants using centralized inverters, the issues that should also be paid attention to are: 1) In the model of the fuse in the combiner box, the current rating