what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

1598

What are factors to be considered while we selecting the Core Balance Current Transformer for Earth fault protection

1421

whati s the sludge current in ups

1692

what is the use of piston rings in the engine used for a generator...........

1683

Purpose of providing neutral isolation panel for parallel operation of diesel generator

1178

why does the magnetic balance tests at transformer?

1410

what purose of the double circuit transmission line phase of the line phase changed for circuit-1 for Circuit-2 R-Y-B B-Y-R

1814

Is there a diode made that works with AC 120 volt 20 amp? If so can it completely stop all current flow in 1 direction at all times?

6137

What is the name of the winding from which the supply is taken for load connections?

622

Damping resistor provided in open delta (tartiary) winding of a measuring PT at the incoming of a MV inverter drive panel is getting heated up. Can any body explain the reasons and suggest the remedy?

2527

1.how many types of relays? 2.difference between ATS& STS?

1644

What is Load sharing of Transformer ?

1535

What are the basic component of a cro?

744

what is difference between 2 pole structure and 4 pole structure in transformer yard

5212

What are the properties of a resistor?

620