Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / subra
DC system also earthed,
In Tele communication equipments are working in 48V dc system
In this DC system positve is directly Grouded( earthed )
Normally this system is called -48v DC system
| Is This Answer Correct ? | 1 Yes | 0 No |
Post New Answer View All Answers
What is a surge supressor why its is used in synchronous generators
When calculation of fault current and fault Kva is to be done,why always we use per unit value and why we consider the base kva?
How to calculate no of EARTH PIT? Describe the formula as per IS standard?
what are all the components required to assemble solar panel other than pv cell?
What are your personal skills and abilities for such a Master Course and your possible preparation to undertake this course?
Explain what is use of lockout relay in ht voltage?
what's prime importance of protection in electrical system.if protection system don't work properly what can happen in electrical system?
Initially, when the input is not equal to the output — what type of response is this?
why we take movement of rotor always in counter-clockwise direction in 3-phase induction motors?
How many gap between finger contact in a.c.b. and v.cb.?
We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.
How to measure the Harmonic Distortion of UPS ie THD?
Why field rheostat is kept in minimum position?
in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain
1600kva capacity Transformers how the bucholz relay,Oil temperature,winding,surge relay relays setting are to be done
