SKALE KOD ANALOGNIH ELEKTRIČNIH MERNIH INSTRUMENATA SCALES FOR ANALOGUE ELECTRICAL MEASURING INSTRUMENTS Author: Radoje Jankovic Znamo da najveći broj vas nije imao prilike da vidi mnoge analogne instrumente za merenje raznih električnih veličina, pa smo se zato i odlučili da ovu kratku lekciju posvetimo toj temi a kasnije ćemo je malo detaljnije obraditi. Skala električnog […]
Author: Radoje Jankovic Accessories: 1. Folding analog voltmeter to the hate DC voltage, range: 0 – 40 V. 2. Digital or analog universal instrument or ohmmeter. 3. Measuring wires. Remove the casing from a voltmeter as seen in the pictures. If you have no experience with precise instrument, do not open the instrument, because otherwise you’ll probably damaged permanently. Internal resistance […]
Author: Radoje Jankovic Figures from Jankovic documentation The pictorial view of active power measurement is shown in left figure. For this purpose is used a standard analog wattmeter. The right upper figure shows the wattmeter circuits connected for power measuring in a bank of incandescent lamps. The right lower figure is standard electrical circuit for […]
Author and drawings: Radoje Jankovic Here are given very clear ways for measuring the insulation resistance in any kind of electrical installations.