how to calculate regulation constants for over head lines? and what are the regulation constant for raccoon conductor at different voltage level and different P.F?
1458Whether should be the oil level in OCTC transfomer? It should be upto winding immersed completely or should be upto tap changer s/w? How it will affect the performance of the transformer. Rating may be 33KVA
1403iam completed my DEEE in eillm university. can i get the c licence in tamilnadu its possible or not
1 2875why motor range is available 22kv,30kv,37kv,45kv and so on? why motor range is not available 21kv,24,25,26,27kv and so on?
2354What is the effect on in Zone and out zone fault if Phase side CT is Vk/2<30 mA and Neutral side is CT is Vk/4<30 mA for Transformer REF protection
ABB,
3088What is genrally the % Impedance of a Dg set? How can we calculate Earthing conductor size for a DG set?
3422What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer
ABB,
1897What is the basis for selecting Vk/2 or Vk/4 for REF and Differential protection of Transformer and What is the significance of magnetising current
1914Post New Electrical Engineering Questions
1.what is mean by 8/20 micro sec waveshape
Is it true online ups having bypass mode if it is true then why we called ups because it is interrupting power when goes in bypass mode
what is the difference between ups & inverter
Why is a plain induction motor unsuitable for wide speed control?
what is inter connected dc generator?
i applied for c licence with my one year apperents trainee and i have attaced with A grade contractor company experiance that is for 14 monts experiance this document is sufeicant for c licence? pls tell why they rejected
How to calculate no of EARTH PIT? Describe the formula as per IS standard?
can we make a electric generator,which can not use any type of fuel,air,solar,gas,thermal,coal,petrol,etc and able to produce electrical energy (or self electricity generating generator)
What is pole of the system?
What would be the size of wire used for 2 Ton of window A.C?
what is the difference between vector scale and vector diagram?
Does outdoor isolator loose connection cause short circuit current in that circuit? if yes then how ??
Basic motor transformer generator
I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.
DC transmission