The different impedances: resistor, inductor, capacitor
Resistance A lamp filament, the heating wire of a toaster or an auxiliary electric heater, etc. constitute pure resistances R. All...Read More
Three-phase transformers [star - triangle]
Three-phase transformers When it is desired to raise or lower the voltage on three-phase lines, three-phase transformers o...Read More
![Three-phase transformers [star - triangle]](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWiJohWn2PDq3ogF7B4StGkQUBAaEVxOmj53ndAPB5Xy8PXgZtXHVj6cOsJGU42eo0u3iYEc5l6assyFZYWFO8AaU0hPHYDrbirOiMWss5bOdywQYXkHDeF7qpLutrlDUPA7w5-55GNr0tf8wnYhknCMNzvhtgoUHKMy3OjzhKgZq3VHlsEKSoRDno/s72-w640-c-h394/21.png)
Types of circuit breakers
It is a device with manual or automatic control, one of whose roles is to protect the installation against overloads and short circuits. i...Read More
Constant Current vs. Constant Voltage: Find the Right LED Power Supply
T he fact that LEDs are constant current devices does not mean that they require a constant current supply. In some cases, constant v...Read More
on video Shunt Reactor : Working, Types, Characteristics & Its Applications
A reactor or line reactor is a coil, used to protect the electrical devices & power transformers from the generated reactive currents ...Read More
What is Electrical Choke?
What is Electrical Choke? Electrical choke is a coil or Inductor. A conductor wound on a core with a number of turns...Read More
on video Capacitor types
Capacitors differ according to the nature of their dielectric. We thus distinguish: Paper Capacitors ceramic capacitors mica capacitors pl...Read More
Calculation of the cross-section of DC electrical cables
The formula to use for copper conductors is: S = 0.017 x L x I / PT S = section of the copper conductor expres...Read More
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