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from generating station If 400v LT line length is 1000m how much voltage is drop and how do i calculate it? which cable will be use for this line?
2028can any one explain about when EB supply failed then how the load will transfer onto DG's step by step.
1 3304dear all, How do i increase UPS (1000VA)backup time ? i have connected 2 12v wold you please 120 aH battery externally. ups charge the lead acid battery only 12.7 volt. backup time only 10.00 minuts and gose off. can any one of you help me?
1 2951In a 3 phase system a neutral exists so that any unbalanced currents can flow through it towards earth.... but a phase demands a particular current as per the load attached to it....then where does the extra current come from the goes in the neutral??....I mean in an unbalanced system a phase demands a current as per its load attached....then where does the unbalanced current come from??
1 3348I am having 120KVA UPS,which is connected to DG & normal power. What is the power drawn by this system when system is running on DG ????
2 4256how to get electrical supervisor competency certificate in gujarat. i did 3 year diploma in electrical
2571Post New Electrical Engineering Questions
what is the purpose of using filters in a protective relaying scheme?
how unidirectional torque is produced in DC motor?
in wind mill use 2100 kw asychronous generator ( induction generator ) rotor voltage : 3300,stator voltage : 690, rpm : 1511 type : MRL063E04 ' we check rotor resistance magger value found following. R-EARTH - 00 M.OHM,Y-EARTH-34 M.OHM,B-EARTH- 33M.OHM R-Y: 31 M.OHM, Y-B: 00 M.OHM,B-R :33 M.OHM HOW CAN I TAKE DECISION?pls ans. quickly
Difference between field rheostat and armature rheostat.
Why the field rheostat is adjusted such that the voltmeter reads 380V
33kv substation lay out details & line to line & line to earth measurements
Why we are going for converter transformers for DC drives application instead of distribution transformer?
What are the types of instrument transformer?
how to calculate power consumption in slip ring motor at different step
WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers
what is basic difference betmeen normal & flame proof motor??
A motor running with lenze frequiency inverter stops if I REDUCE SPEED with 25% load.If I run it in High speed and medium speed running smoothly with full load.please help me to solve it.
why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?
what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?
what are inherent currents?
