How do we calculate over and under frequency tolerance from generator data?
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two 100W/230V bulb are connected in series. what would be the voltage drop across 1 bulb
how we calculate the 30 KW 3phase electric motor current on noload
23 Answers Monnet, Siemens, SSR, Supermac Industries,
I am having dual speed motor of cromton greaves make of 3.7 KW -1400 rpm and 5 KW - 900 rpm. Please let me know groups and winding connction for rewinding purpose.
how many earthing required for ups, what should be the earth voltages
how we calculate electricity unit ( meter unit.. for knowing how many charges) from on motor load.?
what is the reason for using 110 volt and 60 hertz ac supply for using power distribution in America?
What is VSCF windelectrical system?
WHY IS CT SECONDARY SHORTED TOWRDS TH EQUIPMENT TO BE PROTECTED
WHY MOSTLY BATTERY VOLTAGE IS IN MULIPLE OF 2 LIKE 2V,4V,8V,16V,18V....
2.5mva transformer is installed in our company with oltc but it is not working in auto mode ,it is operative in manual mode control wiring is done how can i rectify it?
when we are going to higher voltage level in substations why we are using Sf6 circuit breakers instead of Vacuum circuit breakers.
what is the avr
6 Answers ArcelorMittal, Heidelberge Cement,