AC Motor Braking Methods
In this article, we will discuss AC motor braking methods. VFD is widely used for driving the induction motor. The major braking methods are ramp … Read more
Machines
An electrical machine converts mechanical energy into electrical energy or vice versa. The transformer is also an electrical machine which transform the voltage without changing the frequency. We will discuss about the;
- DC Motor
- DC generator
- Induction Motor
- Transformer
- Electrical drives
- Alternator or synchronous generator
Understanding Braking Theory in VFD
In this post, we will discuss the braking theory in VFD. The braking is an important part of motoring. There are many processes that require … Read more
PS Class CT Specifications & its applications
In this post, we will discuss the PS class CT specifications & its application. Without the use of PS class CT, differential protection can not … Read more
How to Test a Three-Phase Motor with a Megger?
In this post, we will discuss how to test a three-phase motor with a megger. We use a megger to test the insulation level of … Read more
4 Point Starter- Construction, Working & Its Application
The 4-Point Starter is almost identical in performance features to the 3-Point Starter. It limits the starting current in a DC motor in the absence … Read more
What is PS Class CT? Its Characteristics
PS Class CT is a special class CT used for differential protection of HT motor, generator, and transformer. The PS class CT is also called … Read more
Different Faults in Three Phase Induction Motor & their Remedies
This article describes different types of faults and problems in 3-phase induction motor & their remedies. The induction motor is a very robust, reliable, and … Read more
What is a Step-up & a Step-down Transformer? Definition
Definition-step-up and step-down transformer: Step-up transformer step-up the primary voltage. On the other hand, the step-down transformer step-down the primary voltage. Thus, the secondary side … Read more
What is Winding Factor?
Definition: Winding Factor is the product of the Distribution factor (Kd) and the coil span factor (Kc). The main purpose of the winding factor is … Read more
3 Phase Induction Motor | Definition And Working Principle
3 Phase induction motor converts electrical energy into mechanical energy. The induction motor is the most popular choice. In industries, about 80 % of motors … Read more