Questions with answers from the knowledge of electrical materials and

Questions with answers from the knowledge of electrical materials and the practice of electrical installations – 1 Author: Radoje Jankovic In this paper, I will present several practical questions from the knowledge of electrical installation material and its application in the execution of electrical installations in various facilities. In order not to theorize too much, […]

Electrician’s tools

Tool for electrical work Write by Radoje Jankovic Always keep this in mind Without tools there is nothing to know, and without knowledge even the best tools will not help! Good knowledge is useless without experience, so experience is also important! Who knows that he does not know – teach him, who doesn’t know to […]

Electrical Installations On Steel Structures – The Drive Station of

Electrical Installations On Steel Structures – The Drive Station of Large capacity of The Belt Conveyor. Author of photos and text: Radoje Jankovic. Practice of electrical installations of low and high voltage for: – pupils – students – technicians – electricians, – electrical fitters, – engineers, – designers and constructors, – Professor … In this […]

IZOLOVANE FLEKSIBILNE SABIRNICE

IZOLOVANE FLEKSIBILNE SABIRNICE Obradio za ovu svrhu prema katalogu Schrack Radoje Janković. Fleksibilne bakarne sabirnice Lamelirani bakar Fleksibilne i prilagodljive Jednostavna i brza montaža Bez potrebe za kabelskim stopicama Sve prednosti na prvi pogled · Fleksibilne i prilagodljive, jednostavna i brza instalacija · Temperaturna stabilnost izolacije 105°C · Korištenjem fleksibilnih sabirnica, u usporedbi s krutim […]

Nešto o strujama curenja i FID sklopka

Nešto o strujama curenja i FID sklopka Obradio Radoje Jankovic. prema katalogu proizvođača Stalne neželjene struje “Struje curenja (leakage current)” frekvencije 50/60Hz Struje curenja su one struje koje najčešće nastaju zbog oslabljene izolacije vodiča, prisutnosti filtera odnosno kapaciteta između linijskih vodiča i zemlje. Ukupna struja curenja je zbroj svih tih struja curenja koje kroz uzemljenje […]

KOMBINOVANE ZAŠTITNE SKLOPKE (KZS)

Kombinovane zaštitne sklopke (KZS) Za ovu svrhu obradio prema katalogu Radoje Janković. Kombinirane zaštitne sklopke ili u danjem tekstu KZS, su uređaji koji objedinjuju funkciju Automatskog zaštitnog prekidača i zaštitnog uređaja diferencijalne struje RCD ili FID. Odličan su odabir ukoliko se korisnik suočava sa problemom nedostatka prostora u razdjelniku, jer se u stvari ovdje radi […]

Periodic overview of distribution, electric equipment and electrical installations using

Text: Radoje Janković.  Photos thanks to colleagues: Milisav Kanjevac & Boban Duncevic When your doctor suspects a serious illness with you, he sends you to a scanner, which will scan in detail the smaller or greater part of your body. Now, when your electrical installations, electrical equipment, distribution boxes and even your sockets to which […]

1. Practical Examples of Electric Lighting

Author: Radoje Jankovic In this series of practical articles, I will present many practical examples and details of the practice of electric lighting, which is nowadays widely represented in all aspects of daily life and work. It is represented to such an extent that it is already becoming an environmental problem in the world, and […]

Few Illustrated Questions From Practice With Answers

Author: Radoje Jankovic Question 1. What is shown in this photo? Answ: Cables layed on the cable trays in the big rotary excavator. Question 2. What represent this photo? Answ. Secondary side of power transformer connection cables. Used single-core cables for hard operation conditions. Question 3. What is shown in this figure? Answ. Various types […]

Arrangement of Electrical Devices in the Practice

Author: Radoje Jankovic. Photo from my friend. Arrangement of electrical equipment in the distribution boards, control box, and cabinets for automatic controls, or automatisation. This figure shows the proper arrangement of circuit breakers, contactors with overload relays, thermal overload protection. Normal should all electrical components of in- in electrical cabinets of any purpose to each […]