Technical Guide/Paper
Industrial training for SCADA system and PLC
An industrial SCADA & PLC system is used for the development of the controls of machinery. This paper describes the SCADA & PLC systems in terms of their architecture, their… Read more
May 20, 2012 | By Edvard Csanyi
Energy and Power
Overview Of Electrical Loads In Building
The electrical design professional should determine a building’s electrical load characteristics early in the preliminary design stage of the building to select the proper power distribution system and equipment having… Read more
Apr 27, 2012 | By Edvard Csanyi
Transformers
What is the best transformer coolant?
One of the main sources of losses and reasons for temperature rise in various parts of a transformer are the magnetic circuit and windings. So what are the actually reasons… Read more
Apr 20, 2012 | By Edvard Csanyi
Metering
Analog Data Acquisition with Transducers
Transducers measure power system parameters by sampling instrument transformer secondaries. They provide a scaled, low-energy signal that represents a power system quantity that the SA interface controller can easily accept…. Read more
Apr 19, 2012 | By Edvard Csanyi
Energy and Power
System protection and safety coordination definitions
The objective of system protection is to detect faults and to selectively isolate faulted parts of the system. It must also permit short clearance times to limit the fault power… Read more
Apr 16, 2012 | By Edvard Csanyi
High Voltage
How HV transmission lines affects humans and plants?
By increasing population of the world, towns are expanding, many buildings construct near high voltage overhead power transmission lines. The increase of power demand has increased the need for transmitting… Read more
Mar 20, 2012 | By jiguparmar
Technical Guide/Paper
Best Practice Manual For Transformers
Distribution transformers are very efficient, with losses of less than 0.5% in large units. Smaller units have efficiencies of 97% or above. It is estimated that transformer losses in power… Read more
Jan 27, 2012 | By Edvard Csanyi
Energy and Power
Glossary of Medium Voltage Switchgear Terms
This glossary was published originally by Schneider Electric and it is intended to cover the meaning of many common words and phrases used in association with medium voltage switchgear. Many… Read more
Jan 25, 2012 | By Edvard Csanyi
Energy and Power
UK Electrical Industry British Standards (BS)
These standards are the whole of the prescriptions on the basis of which machines, apparatus, materials and the installations should be designed, manufactured and tested so that efficiency and function… Read more
Jan 20, 2012 | By Edvard Csanyi
Energy and Power
What is HIPOT Testing (Dielectric Strength Test)?
Hipot Test is short name of high potential (high voltage) Test and it is also known as Dielectric Withstand Test. A hipot test checks for “good isolation.” Hipot test makes… Read more
Dec 22, 2011 | By jiguparmar
Energy and Power
Transient Voltage Surge Suppressors
Transient Voltage Surge Suppressor (TVSS) is a device that every data center or mission critical facility should have. Why should every data center have one and what does it do… Read more
Dec 01, 2011 | By Edvard Csanyi
Maintenance
Retro perspective 30 years ago: Metal-Clad or Metal-Enclosed MV Switchgear? What to choose?
There are two types of switchgear commonly applied today for switching and protection of in-plant medium voltage (4.16 kV through 34.5 kV) power distribution systems. One is metal-clad switchgear using draw-out… Read more
Oct 31, 2011 | By Edvard Csanyi
Energy and Power
What is the difference between MCB, MCCB, ELCB, and RCCB
Rated current not more than 100 A. Trip characteristics normally not adjustable. Thermal or thermal-magnetic operation. Rated current up to 1000 A. Trip current may be adjustable. Thermal or thermal-magnetic… Read more
Oct 25, 2011 | By jiguparmar
Medium Voltage
VISAX – Medium Voltage Metal-clad Switchgear
Wherever electrical power must be distributed and used with maximum availability and reliability, we have the experience and the know-how to offer you the equipment which best meets these needs…. Read more
Oct 17, 2011 | By Edvard Csanyi
Energy and Power
Neutral system – Single earthed or Multi earthed?
In distribution system three phase load is unbalance and non linear so the neutral plays an very important role in distribution system. Generally, distribution networks are operated in an unbalanced… Read more
Oct 13, 2011 | By jiguparmar
