Electrical Axis: Electrical Machines

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Principles of Electric Motor Protection

Editorial StaffWednesday, March 15, 2023

Motors are used in a wide range of industries and applications, from manufacturing and construction to transportation and energy production....

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electric motor Electrical Machines High voltage motor schneider electric

Control, Monitoring and Protection of High Voltage Motors

Editorial StaffFriday, February 17, 2023

HV Motor Control Panels High voltage motors are essential components in many industrial and commercial applications, such as pumps, compre...

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Electrical Machines electrical motor induction motors synchronous motors

3-Phase AC Motors: Types, Design Characteristics and Common Use

Editorial StaffSunday, January 15, 2023

Source: Dorra Monterosa An electric motor is a piece of equipment that converts electrical energy into mechanical energy. It commonly cons...

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Electrical Equipment Electrical Machines Transformer

How to Determine the Correct Polarity of Transformers?

Editorial StaffThursday, June 17, 2021

Photo Credit: Electric Power Inc An understanding of polarity is essential to correctly construct three-phase transformer banks and to pro...

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electric protection Electrical Machines Fault Analysis short circuit analysis

Sources of Short Circuit Currents

Editorial StaffSaturday, April 17, 2021

Substation When determining the magnitude of short-circuit currents, it is extremely important that all sources of short-circuit current h...

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AC Machines Electrical Design Electrical Machines electrical motor short circuit analysis

Understanding Short Circuit Motor Contribution

Editorial StaffWednesday, April 14, 2021

Electric Motors | Source: Tekwell Services Motor's contribution is the current generated by a motor or motors during a short circuit co...

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Electrical Machines Transformer

What are the Basic Characteristics of an Ideal Transformer?

Editorial StaffSaturday, December 05, 2020

Substation Transformer A transformer is an electrical piece of equipment that transforms the AC electrical power from one circuit to anoth...

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Electrical Machines motor control

Star Delta Motor Starting Explained

Editorial StaffThursday, November 26, 2020

Star Delta Power Circuit Star Delta starting is when the motor is connected (normally externally from the motor) in STAR during the starti...

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electric protection Electrical Machines electrical motor voltage unbalance

Electric Motor Protection in Case of Voltage Unbalance and Single Phasing

Editorial StaffWednesday, November 25, 2020

Voltage Unbalance When the voltage between all three phases is not equal, the current values in each phase will also become unbalanced. Ac...

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Electrical Axis

Principles of Electric Motor Protection

Control, Monitoring and Protection of High Voltage Motors

3-Phase AC Motors: Types, Design Characteristics and Common Use

How to Determine the Correct Polarity of Transformers?

Sources of Short Circuit Currents

Understanding Short Circuit Motor Contribution

What are the Basic Characteristics of an Ideal Transformer?

Star Delta Motor Starting Explained

Electric Motor Protection in Case of Voltage Unbalance and Single Phasing

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