How to calculate Battery back up time for a 400 AH Battery bank having a load of 20 Amps and charging time required to fully charge this battery bank?
2 6981How to calculate battery back up time for a 400 AH battery bank installed in telecom shelter for a load of 20 Amps and time taken to fully charge this battery bank?
3 20037How to calculate the electrical load for a standard telecom BTS shelter and capacity of DG set required to cater to this load?
3 37729hy i need help with LabView, I need a sample code of LabView to download serial data from the Intellivue Patient Monitor to PC. Thank you in advance.
1 4054how electical engineer is related to apsrtc (general) post? if they ask a question in interview as why did u choose this job what shd be answer
1638a 25kvar capacitor bank connected to the secondary side of transformer.then why the capacitor draws more current then rated
TATA,
3 6973A 400KVA ,50HZ TRANSFORMER IS TO BE OPERATED AT 50HZ.THEN KVA RATING OF THE TRANSFORMER?.
GATE,
4 7444A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE
2071why the voltage level in transmission line are in multiple of 11kV, 22kV, 33 kV etc..( i.e., 220 V )?
4 7313Post New Electrical Engineering Questions
What are test values for an 63 KVA and 100 Kva Distribution Transformers for the following typical tests 1)Magnetic balance 2)Short circuit test 3)Open Circuit test 4)Vector group confirmation test .please give me the standard values for all the above tests.
In convertor can we use rectifier thyristor in place of invertor thyristor with explain.
How Can I calculate for the photometrics requirements for a street lighting? Data given are: 45 units of 6 meter light pole with 150 watts metal halide lamp, 220 volts and installed in a promenade area.
Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.
How many size of cable required for a 300m long and 30kw inductive lode
1) What are your personal strength? 2) What are your personal areas of improvement? 3) What are your expectations from from a particular job? 4) what are your carrier objectives?
How to know of any cable size if there are not written on cabl?
how to calculate maximum current
What is phase cross over frequency?
What are the different types of LT Cables?
any one can explain what is the size of pvc,armoured, various sizes of powr cable dia?
What is a signal flow graph?
what is the difference between online & offline caliberation of KWH meters. Can Digital meters be caliberated
if field breaker of generator is closed prior to its rated speed on a power generating unit. what will be the effect on generator, unit transformer and starting transformer.
What is the resistance of the field winding of a d.c. Shunt generator kept low?
