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Although there are few common-sense rules that every electrical engineer follow when choosing the transformer type, it’s always a good idea to name the most important of them. This technical… Read more
Jan 29, 2020 | Power Substation
Compensation capacitors are installed in numerous locations in electrical installations. They are to be found in high voltage transmission and distribution systems, in transformer substations and also at various levels… Read more
Jan 27, 2020 | Energy and Power
If we are talking about LV applications, protection (or trip) unit is functional part of circuit breaker, and in most cases, they are physically integrated in the same housing as…...
Jan 23, 2020 | Low Voltage ♛
First, let’s remind ourselves of the basics in a few sentences. That is something you must know. A current transformer (CT) is designed to produce a secondary current which is… Read more
Jan 20, 2020 | Medium Voltage
Power factor correction (PFC) and reactive power compensation (RPC) are often used as synonyms in practice. Although they are similar and mutually dependent terms, they don’t represent the same thing…....
Jan 16, 2020 | Low Voltage ♛
Designing a new MV/LV distribution substation is somewhat complicated and involves a lot of factors you must take care of. This technical article will try to present the essential steps… Read more
Jan 15, 2020 | Low Voltage
Cabling in power substation is very important due to the fact that they are the longest parts of a system and therefore act as efficient antennas that pickup and or… Read more
Jan 13, 2020 | Cables
Arc-flash detection relays are superior and provide much faster arc-flash detection times compared to the differential relays. With modern arc-flash detection technology, this detection time is of the order of…...
Jan 08, 2020 | Medium Voltage ♛
The quality of the electrical energy seems to be the very popular nowadays. It may be affected either by events that occur on the distribution systems (switching, lightning, etc.) or… Read more
Jan 06, 2020 | Energy and Power
Here comes the New Year! As 2019 is coming to an end, it is time to take a glimpse at what was, but more importantly to look forward to what… Read more
Dec 31, 2019 | Energy and Power
If you take a look at the past, you must notice that power system was much cleaner and straightforward. Most loads were primarily linear in nature. Linear loads draw the… Read more
Dec 30, 2019 | Energy and Power
This article will analyse a real example of electrical switchboard for potable water well pump, containing soft starter as one of major components. Besides explanation of wiring diagram and working…...
Dec 27, 2019 | Industrial Automation ♛
We all should know that low voltage circuit breakers and fuses operate in the event of excess current arising from overload conditions and faults. As the statistics say, the most… Read more
Dec 25, 2019 | Energy and Power
This technical article will try to shed some light on switching devices usually installed in low voltage switchgear – circuit breakers, contactors, disconnectors, load-break switches, switch disconnectors and fuses. There… Read more
Dec 23, 2019 | Low Voltage
The metal-processing industry is an excellent example where you can find specific large industrial plants. Why specific? Maybe because in such plants, there are only a few individual large loads…...
Dec 18, 2019 | Medium Voltage ♛