Search

Premium Membership

Study specialized technicalg articles, papers & video courses in low/high voltage areas. Save 50% on all courses at the EEP Academy with the Enterprise Plan.

Monthly Archive for: «June, 2013»

Energy and Power

Surge protective categories defined by ANSI/IEEE C62.41

Three different surge protective classes or zones have been defined by ANSI/IEEE C62.41, Recommended Practice on Surge Voltages in Low Voltage Power Circuits. These classes are illustrated in the pictorial diagram… Read more

Jun 28, 2013 | By Edvard

Surge protective categories defined by ANSI/IEEE C62.41
Electric Motor

Few Words About Capacitor-Start (CS) Motors

The capacitor-start (CS), or more precisely, capacitor-start, induction-run motor, is a modified split-phase induction motor used for hard-to-start loads. CS motors are efficient and require starting currents about 5 times… Read more

Jun 14, 2013 | By Edvard

Start-run capacitor single-phase induction motor (Source ABB)
Electric Motor

Split-phase motors for medium-duty applications

The split-phase (SP), or more accurately, the resistance-start, split-phase, induction run motor,is recommended for medium-duty applications. It can run at constant speed even under varying load conditions where moderate torque is… Read more

Jun 12, 2013 | By Edvard

Split-phase motors for medium-duty applications
Energy and Power

How to calculate voltage regulation of distribution line

Introduction to voltage regulation Voltage Regulation for 11KV, 22KV, 33KV Overhead Line Permissible Voltage Regulation (As per REC) Voltage Regulation Values Required Size of Capacitor Optimum location of capacitors Voltage… Read more

Jun 10, 2013 | By jiguparmar

How to calculate voltage regulation of distribution line
Transformers

Glossary of Power Transformer Terms

There are many terms associated with power and distributive transformers used in electrical networks. These are just some of the most important. Feel free to add any of missing terms… Read more

Jun 05, 2013 | By Edvard

Glossary of Power Transformer Terms
High Voltage

High voltage testing – Direct current (DC)

DC tests are used mainly to do “pressure tests” on high voltage cables. Although the cables operate with AC, AC testing is not practical. The high capacitance of the cables… Read more

Jun 01, 2013 | By Edvard



EEP Academy Video Courses

Learn to design LV/MV/HV power systems through professional video courses. Lifetime access. Enjoy learning.