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
What is an Electric Solenoid Actuator?
An electric solenoid actuator is a type of electromagnetic device. It activates the secondary mechanism that controls the process. Therefore, it is possible to operate … Read more
What is ON/OFF Valve?
An ON/OFF Valve has two states of operation either open or close. It is identical in operation to an electric switch. In other words, the on/off valve … Read more
Strain Gauge Load Cell & Its Working
A strain gauge load cell is a transducer that measures force and converts it into an electrical signal. In this post, we will discuss the … Read more
What is a Strain Gauge & How does it Work?
A Strain gauge is used for measuring the displacement, pressure, force, and torque. It converts the force and pressure into an electrical signal that can … Read more
Lightning Arrester-Definition, Working & Characteristics
Lightning Arrester is a device used for the protection of electrical equipment against lightning stroke. The lightning stroke is the high voltage transients caused by … Read more
4 Point Starter- Construction, Working & Its Application
4 Point Starter is almost identical in performance features to the 3 Point Starter. The 4 Point Starter limits the starting current in the absence … Read more
Common Terms Used in Control Valves
Common terms used in control valves are very important for understanding the functioning of the control valve. Many terminologies are used in control valves and some common … 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
ANSI Device Numbers
The ANSI standard device numbers ( As per ANSI/IEEE standard C37.2) are used in the design of an electrical power system. These devices protect the … Read more
