Edvard Csanyi
1649 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.
Electrical Lectures
PLC Latch (Flip-Flop) Logic Function – Like a Sticky Switch!
More complex systems cannot be controlled with combinatorial logic alone. The main reason for this is that we cannot (or choose not to) add sensors to detect all conditions. In… Read more
Aug 24, 2015 | By Edvard Csanyi
Energy and Power
Things About MCBs That Every Low Voltage Electrician Should Know
Miniature circuit breaker – MCB is a thermo-magnetic device, meaning that it has two methods of circuit interruption. A thermal mechanism, usually a bi-metallic strip, provides protection against moderate overcurrent…. Read more
Aug 22, 2015 | By Edvard Csanyi
Industrial Automation
Installing Sensors Incorrectly As a Mistake #2 In Instrumentation
Generally speaking, there are four ‘Poors’ that can lead to incorrectly installing instrumentation sensors: Poor placement Poor control Poor protection Poor grounding Each of above sensor ‘poors’ are described below, and by… Read more
Aug 21, 2015 | By Edvard Csanyi
Electrical Lectures
Kirchhoff’s Laws For Electrical Engineers – Beginners
Two extremely important principles in electric circuits were codified by Gustav Robert Kirchhoff in the year 1847, known as Kirchhoff’s Laws. His two laws refer to Voltages and Currents in… Read more
Aug 19, 2015 | By Edvard Csanyi
Industrial Automation
Selecting Wrong Sensor As a Mistake #1 In Instrumentation
Despite ongoing advancements in measurement technology, instrumenting a process for feedback control remains a technical challenge. Today’s sensors are certainly more sophisticated than ever before, and fieldbus technology has simplified… Read more
Aug 17, 2015 | By Edvard Csanyi
Industrial Automation
4 Steps To Follow During Commissioning of a PLC System
Yes, PLC programs are never final, it is always possible to make corrections and subsequent adaptations to new system according the customer requirements. Even during commissioning, program changes are often… Read more
Aug 15, 2015 | By Edvard Csanyi
Electrical Lectures
Few advices for improving integrity of protective conductor
Most modern electronic equipment uses switched mode power supplies (SMPS) which draw pulses of current from the mains supply rather than a continuous sinusoidal current. The fast rise time edges of the… Read more
Aug 14, 2015 | By Edvard Csanyi
Electric Motor
Comparison of Soft Starting and Frequency Converter Motor Starting
A soft starter is, as you would expect, a device which ensures a soft starting of a motor. A softstarter has different characteristics to the other starting methods. It has… Read more
Aug 12, 2015 | By Edvard Csanyi
Energy and Power
10 Common Causes Of Arc-Flash and Other Electrical Accidents
The most common cause of Arc Flash and other electrical accidents is carelessness. No matter how well a person may be trained, distractions, weariness, pressure to restore power, or overconfidence… Read more
Aug 10, 2015 | By Edvard Csanyi
Energy and Power
What parallel redundancy does to the power distribution system?
Redundancy is a useful method of increasing reliability and optimising the balance between operation effectiveness and expenditure. In the context of reliability, redundancy signifies that a system will continue to… Read more
Aug 07, 2015 | By Edvard Csanyi
Metering
Resistance measurement of non-conductive walls and floors
There are certain situations where it is desirable for a room to be totally isolated from the Protective Earth conductor (e.g. for conducting special tests in a laboratory etc.). These rooms… Read more
Aug 05, 2015 | By Edvard Csanyi
Energy Efficiency
7 key steps in lighting design process
To achieve the best overall outcome in a lighting installation, it is important to avoid the tendency of rushing straight into luminaire selection before determining more broadly what is required… Read more
Aug 03, 2015 | By Edvard Csanyi
Electrical Lectures
Practical Considerations of Transformer Heat and Noise
In addition to unwanted electrical effects, transformers may also exhibit undesirable physical effects, the most notable being the production of heat and noise. Transformer noise is primarily a nuisance effect,… Read more
Jul 31, 2015 | By Edvard Csanyi
Energy Efficiency
7 energy-efficiency improvement opportunities in lighting system
There are a lot of opportunities to optimise lighting system in (almost) any industrial facility. Seven practical energy-efficiency opportunities to reduce energy use cost-effectively are given below: Lighting controls Replace T-12 tubes… Read more
Jul 29, 2015 | By Edvard Csanyi
Energy and Power
13 Basic expressions often used in electrical testing
This is the simple list of basic terms you can often hear when testing and measurements of electrical installation (in general) is being performed. While experienced electrical engineers will find… Read more
Jul 27, 2015 | By Edvard Csanyi
