Edvard Csanyi
1656 awesome technical articles

Electrical engineer, programmer and founder of EEP. Highly specialized for design of LV/MV switchgears and LV high power busbar trunking (<6300A) in power substations, commercial buildings and industry facilities. Professional in AutoCAD programming.
Substation ownership demarcation between the utility and the plant (considerations & issues)
The substation ownership demarcation between the utility and the plant is very important and should be determined carefully. Specific ownership of the substation and associated equipment may be a complicated… Read more
Sep 18, 2017 | By Edvard Csanyi

4 crucial devices used for distribution system protection (selection and installation tips)
A wide variety of equipment is used to protect distribution networks. The particular type of protection used depends on the system element being protected and the system voltage level. And…...
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Sep 15, 2017 | By Edvard Csanyi

How to specify real service conditions for LV/MV equipment inside a substation
The various service conditions for the MV equipment inside substation are linked to the design of the installation, the design of the operating room, the site and the application surrounding… Read more
Sep 13, 2017 | By Edvard Csanyi

Installing a submarine transmission cable, how they do it
Installing a submarine transmission cable is a costly and challenging activity. The lifetime of a submarine cable might be tens of years and the technical interventions for its repairing in… Read more
Sep 11, 2017 | By Edvard Csanyi

Main circuit breaker types from 1000 V MCB to 1000 kV dead tank breaker
This technical article discusses two important circuit breaker classifications – by voltage level (from low to medium and high voltage) and secondly by technology (extinguishing method or medium that insulates… Read more
Sep 06, 2017 | By Edvard Csanyi

Connecting transmission systems with system intertie transformers
System intertie transformers connect extra high voltage (EHV) transmission systems with different voltages up to 800kV together with the purpose that active as well as reactive power can be exchanged… Read more
Sep 04, 2017 | By Edvard Csanyi

Specific capacitor installations & reactive compensation of asynchronous motors / transformers
Although in general, the calculation of the reactive power to be installed is initially carried out globally, it is advisable not to be swayed by the apparent simplicity of this… Read more
Aug 30, 2017 | By Edvard Csanyi

The basics of primary distribution circuits (substation branches, feeders…)
Distribution circuits come in many different configurations and circuit lengths. Most share many common characteristics. Figure 1 shows a typical distribution circuit, and Table 1 shows typical parameters of a… Read more
Aug 28, 2017 | By Edvard Csanyi

Should transfer switch be equipped with contactors or circuit breakers? Manual or automatic?
Transfer switches support multiple operation modes (manual, automatic, non-automatic, bypass isolation, etc.) and feature a range of different switching mechanisms (contactors, circuit breakers). Transfer switches are used to protect critical… Read more
Aug 23, 2017 | By Edvard Csanyi

The essentials of electric shock protection, earthing systems and RCDs
Protection of persons and livestock against electric shock is a fundamental principle in the design of electrical installations in accordance with BS 7671: Requirements for Electrical Installations, commonly known as… Read more
Aug 21, 2017 | By Edvard Csanyi

Nine power generating units grouped by prime mover you should know about
Many types of power generating plants are in use and possible for the future, including steam plants fueled by coal, oil, or gas, nuclear plants, hydro plants and plants which… Read more
Aug 18, 2017 | By Edvard Csanyi

5 special applications of residual current devices (RCDs)
Normally residual current devices (RCDs) are used for protection against direct and indirect contacts. An RCD can detect low leakage currents that could flow through the body of a person…. Read more
Aug 16, 2017 | By Edvard Csanyi

The essentials of MV/HV magnetic voltage transformers
Magnetic voltage transformers are used to provide a secondary signal that is proportional to the actual prevailing primary value. These signals are used to supply measuring instruments, meters, relays and… Read more
Aug 14, 2017 | By Edvard Csanyi

10 equipment you MUST recognize in every distribution substation
Distribution substation is a substation from which electric supply is distributed to the different users. In a substation there are numbers of incoming and outgoing circuits each having its isolator,… Read more
Aug 11, 2017 | By Edvard Csanyi

The most common methods of measuring the resistance of an earth electrode
When an earth electrode system has been designed and installed, it is usually necessary to measure and confirm the earth resistance between the electrode and “true Earth”. The most commonly… Read more
Aug 09, 2017 | By Edvard Csanyi
