What is Static Electricity Static electricity is an electrical charge that is at rest, which is opposite to electrical charge that is in motion it is called static electricity because the charges don’t move. It can also result from the removal of…

What is switchgear Functions of switchgear components of switchgear Essential features of switchgear Types of switchgear What is switchgear Switchgear is an apparatus which is used for switching, controlling and protecting electrical circuits and equipment. The requirement of electric power has increased…

Bus-bars are mostly used to interconnect the loads and sources of electrical power. It does the connection of incoming and outgoing transmission lines. It also does the connection between the generator and the main transformer of the power system. A bus-bar is…

A substation is a facility which is used to step-up or step-down the voltage in the utility power lines, voltage will be stepped up if the power is transmitted through long-distance transmission lines and it will be stepped down when the power…

Major topics what is the grounding system why is it important for electricity to be grounded components related to grounding ungrounded system types of grounding What is a grounding system In an electrical network, the circuitry which provides a path between the…

What is a Power cable Power cables are used for the transmission of electric power they are used to transmit power from substations to required locations. Power cables can be installed as overhead or underground according to the needs, it is an…

Major topics Advantages of electric drive Disadvantages of electric drive How to select electric drives Components of electric drive Classification of electric drive Applications of Electric drive What is an electric drive An electric motor along with its controller is called as…

What is a surge arrester A surge arrester is a device which is used to protect devices from system transient over-voltages which may cause flashover and serious damages to the equipment. When a transient over-voltage appears at the arrester location the arrester…

What is the transformer A transformer is a stationary device which is used for stepping up/down of voltage of alternating current. Stepping up is done to evacuate the generated power while stepping down is done for the consumer requirements. It is based…

What is a capacitor A capacitor is an electrical component which has the ability to store charge. It consists of two parallel metal plates which are usually made up of aluminum and in between them an insulator is used as a dielectric,…