Encyclopedia Knowledge

What is the TN-C System? TN-C System Definition TN-C system has both the neutral and protective functions combined in a single conductor throughout the system. This conductor is called PEN (protective earth neutral). The consumer’s earthing terminal is directly connected to this conductor. TN-C Syst

What is the IT System? IT System Definition IT system has its source either isolated from Earth or connected to Earth through an impedance (such as a resistor or an inductor). The consumer’s installation is connected to the earth through one or more local electrodes. These electrodes do not have any

What is Impedance Matching? Impedance Matching Definition Impedance matching is the process where the input and output impedances of an electrical load are adjusted to reduce signal reflection and maximize power transfer. Smith Chart Tool Smith charts help visualize and solve complex problems in RF

What is Load Factor? Load Factor Definition Load Factor is defined as the ratio of the average load to the maximum load over a specific period. Calculation Method Load Factor is calculated by dividing total energy consumption by the product of peak demand and time period. Efficiency Indicator A high

What is an Electric Pole? Electric Poles Definition Electric poles are structures used to support overhead power lines, ensuring the distribution of electricity. Types of Poles Wooden Concrete Steel tubular Rail poles Wooden Pole Treatment Wooden poles need proper seasoning and chemical treatments t

What is a Wooden Pole? Wooden Poles Definition Wooden poles were widely used for 400 volts and 230 volts low tension (L.T.) lines and 11 K.V. high tension (H.T.) lines. Occasionally, they were used for 33 K.V. lines. Wooden Poles Advantage With proper maintenance and treatment, wooden poles can last

What is a Concrete Pole? Concrete Electric Pole Definition Concrete Electric Pole are used in 11 KV and 400/230 volt system to a large scale, apart from this, we also use Concrete Electric Pole in 33KV H.T. Line. Concrete Electric Pole Advantage The strength of the PCC Pole is much more than that of

What is a Steel Pipe Poles? Steel Pipe Poles Advantage Large bearing capacity Long service life Steel Pipe Poles Disadvantage High cost Steel Pipe Poles Types Stepped Pole Swaged Pole

What is a Rail Electric Pole? Rail Electric Pole Definition Commonly used for utility poles in 11 KV and 33 KV systems. Rail Electric Pole Advantage Maximum strength Rail Electric Pole Disadvantage Big cost Big weight High transportation cost High handling cost Rail Pole Sizes 30 kg per metre 37 kg

What is Diversity Factor ? Diversity Factor Definition Diversity factor is defined as the ratio of the sum of maximum demands of individual loads to the simultaneous maximum demand of the system. Importance of Diversity Factor A high diversity factor means that a smaller electrical source can serve

What is an Electrical Insulator ? Definition of Electrical Insulator An electrical insulator is defined as a device used in electrical systems to prevent unwanted current flow to the earth, providing a very high resistance path. Insulating Materials Insulating materials must be strong, have high die

What is a Porcelain Insulator? Porcelain Insulator Definition The most commonly used material for overhead insulators today. It is made from aluminum silicate mixed with plastic kaolin, feldspar, and quartz, resulting in a hard and glazed insulator material. Porcelain Insulator Properties Dielectric