what is the difference beteen differential protection and over
current protection of an alternator
- 2 Answers
- 3153 Views
- GVK, I also Faced
- E-Mail Answers
Answer Posted / nur.asidik
differential/87G-need two sets of CTs, coverage are protection is only area between CT,
overcurrent/50,51--only need 1set CTs, Relay trip CB regardless fault location
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
how generator load test is conducted?what are the steps?
i need of the bhel question papers along with answers and also give some website names for the downloading question (electrical and electronics engg question)please help me....
What is synchro?
what the principle of sincroscope?how it works?when it needed?
can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?
Mention what are the types of semi-conductors?
what are the applications of transistors with low dc gain, high dc gain and medium dc gain( beta)?
there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit
why we use Test Terminal Block in 11 KV and 33 KV electrical panels.
Differentiate between ideal and non ideal current sources?
I need model question papers for RRB section engineer Chennai... Please send to my E-mail Id:- maitheerainbow@gmail.com
how to get bearing & winding temperature of an induction motor?
can i able to get bhel previous exam question paper?
What do you mean by per capita requirement of electrical energy in india
Draw a circuit diagram in which if button is open we can use socket and bulb as a series test circit and if button is close than simple we can use socket as any load purpose.
