zero-sequence-current-explained

Zero Sequence Current

Definition: An unbalanced current flows during an earth fault in an electrical circuit. This current is known as the zero sequence current or the DC component

oil circuit-breaker-explained

Oil Circuit Breaker

An oil circuit breaker is a type of circuit breaker that uses oil as a dielectric or insulating medium to extinguish the electrical arc. The

pin-insulator-explained

Pin Insulator

The pin insulator is used for power distribution for voltages up to 33kV. It is mounted on the cross arm of a supporting tower. The

transposition-of-conductors-explained

Transposition of Conductors

Definition: The transposition process involves physically rotating the conductors so that each conductor takes up the next position in a regular sequence. This equalizes the mutual

suspension-insulator-explained

Suspension Insulator

The main function of a suspension insulator is to separate the line conductors and support them electrically. It comprises several porcelain insulator units connected by

armature-reaction-in-dc-machine-explained

Armature Reaction in DC Machine

Armature reaction refers to the effect of the magnetic field produced by the armature current on the main magnetic field of the DC machine. A

rms-value-of-alternating-current-explained

RMS Value of Alternating Current

Definition: The RMS value of an alternating current(AC) is equal to the value of a steady current (DC Current) that produces the same amount of