The k-factor of the transformer is a weighting of the harmonic load currents based on their effects on transformer heating, derived from ANSI/IEEE C57.110. Transformers … Read more
A vacuum circuit breaker is a kind of breaker that utilizes a vacuum as an arc extinction medium. The fixed and moving contact is enclosed … Read more
This article describes two important transformer ratios: turn ratio and voltage transformation ratio. Transformers are fundamental components in electrical engineering, playing a crucial role in … Read more
Definition of Digital Instruments Digital instruments are measurement devices that display values in a numerical form, usually on a digital readout or screen. They convert … Read more
Analog Instruments in measurement and control systems are pivotal in capturing, analyzing, and representing various physical quantities. They are characterized by their continuous signal representation … Read more
Definition: A step-up transformer transforms the low voltage on the primary side to the high voltage on its secondary side. The current on the secondary … Read more
Definition: A circuit breaker that uses a small amount of oil as an arc quenching medium is called a minimum oil circuit breaker. It is … Read more
A circuit breaker is a type of switch that is designed to interrupt the flow of nominal, abnormal, or fault current. Whenever a high magnitude … Read more
A hot wire ammeter is an instrument that measures the electric current through a wire by heating and expanding it. These instruments have a slow … Read more
Definition: Electrical earthing is the process of directly discharging electrical energy to the earth using low-resistance wire. This is done by connecting the equipment’s non-current-carrying part … Read more