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Answer Posted / sennapparajan
what u mean electronic energy meter??
is it digital energy meter???
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2. What are the parameters of EHT sub-station?
In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?
1)How much current can a 3-1/2 core 100 mm wire carry? 2)What are the special cables required for explosion proof wiring? 3)In case you do not have coal and salt for earthing, how can you achieve good temporary earthing? 4)One horse power single phase motor is more likely to get hot than a one horse power 3 phase motor. Is it true or false, if true why? 5)What are the different types of soft starters for large motors?please explain?
If short circuit ratio is high is it bad or good for a machine then tell the reason...
What will happen if the d.c. Machine is operated below rated speed?
what is cascade speed control device?and how this device control the speed of motors?
A commercial Building is designed with 14th floor levels with indoor substation of three phase transformer with rated capacity of 1000 Kva.The transformer delivered 65% of its rated capacity at 0.67 power factor lagging.Because of low power factor, the power customer was penalized and certain cost was charged accordingly based on every point percentage lower than 85%.This situation may repeatedly happen on the succeding energy bills of power customer.The power customer is desired to improve its historical power factor of 0.67 lagging and no further penalty be impose by the local power company on the next bill. Q: Identify the appropriate solution you want to offer to Client?.Justify SCIENTIFICALLY and MATHEMATICALLY the principles behind the solution.
what is advertised hop count
difference between semiconductor & conductor & insulator?
What is called grain-oriented laminations?
do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....
what is the purpose of high speed earth switch in gas insulated substat
IF % IMPEDANCE OF A TRANSFORMER IS INCREASED FROM 5.8% TO 8% HOW MUCH THE EFFICIENCY OF THE TRANSFORMER WILL COME DOWN?
What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?
how can i use REF and diffrencial relay both in 1 CT core for transformer protection?
