delta motor winding resistance I take normally single winding is 2.5, which value is came delta connection ie RY ?

how withstand of hi-pot test outputs of transformer wire 2.5mm

draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.

which protection function should measure RMS value of current&DFT value of current?

what are the analog quality input for protection function?what are minimum reqiments?

what's prime importance of protection in electrical system.if protection system don't work properly what can happen in electrical system?

what types of fault occurred in transmission line ? which protection function senses the fault?