Neutral sizing for nonlinear loads: Single phase non-linear loads like personal computers, electronic ballast, and other electronic equipment, generate odd harmonics (i.e. 3rd,5th, 7th, 9th, … Read more
The copper loss in the transformer is equal to the I2R loss. The copper loss is very important for the calculation of the transformer efficiency. … Read more
Due to simplicity in construction and ease in operation and maintenance, induction motors have become the most popular prime mover, and about 80 % of … Read more
In this article we will discuss the adverse effects of harmonics on electrical equipment. The harmonics deteriorates the operational life of the electrical equipment. The … Read more
What is True Power Factor? The true power factor is the product of the displacement power factor and the distortion power factor. The displacement power … Read more
What are No-Load Losses( Excitation Losses)? Transformer no-load losses occur when the transformer is excited at the rated voltage and frequency keeping its secondary open … Read more
In the earlier years, harmonics were not prevalent in most of the industries as most of the loads were linear loads such as three-phase induction … Read more
The Starting torque is the maximum torque that a motor can deliver to the mechanical load for its rotation. DC motor is capable to deliver … Read more
What is True RMS? True RMS measurement is more reliable and accurate than RMS measurement. We express the AC voltage and current in its effective … Read more
What is the Breaking capacity of a circuit breaker? Breaking current capacity or interrupting the capacity of the circuit breaker is a very important parameter … Read more
