HOW many type of Circut Breaker in the world used in 400 kv
substation?
Answer Posted / balaprasadgunana
sf6 circuit Breaker only used
| Is This Answer Correct ? | 11 Yes | 2 No |
Post New Answer View All Answers
Why colled 440V to 3-phase supply.
best manufacturer for busbar for outdoor switchyard having double bus bar scheme, can any one share technical specification of busbar. 132kv voltage ?
1.why should we connect the measuring instruments in l.v side in short circuit test of a transformer? 2.why the power factor is less in open circuit test of a transformer?
along with technical test papers
how the characterstics of control valve being done
what is the physical connection of a analog i/p to a analog i/p module (ab plc)and through a analog o/p module(ab plc) to a analog o/p . and how all the process control by scada
Why PT voltages are measured with respect to ground? What do u mean by voltage or current polarized.
Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.
although ckt breakers have taken the place of old fuse. But instead of it , these older ones are still used in the industries and homes ? why .... what are their advantages and disadvantages ? which one is leading and winning the race and competition ?
What are the material used for resistor?
DIFFERENCE BETWEEN NORMAL TRAFO AND THRISTER TRAFO?
what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks
How do you determine the size of transformer radiators in a transformer?
What is power distribution criteria for converting single phase unbalanced residential load to 3 phase star connected balance system. Does total KW converted to 3 Phase. Means Divided by root 3.
how to increase senstivity of ct