Where -48 volt DC use & why?????????

Answer Posted / muralichppl

what is difference between + 48V and - 48V and how can we we
get individually

Is This Answer Correct ?    8 Yes 7 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How test for Ddo vector group test condition?

1967


define digital electronic

1575


please suggest some good universities with low cost iam in totally full confusion so please help me my profile gre 283 and ielts 5.5

1179


whether fibre optic cable in high voltage earth conductor is used for protection circuits

1173


What is the difference between voltages or potential difference? And what are they?

630






how does commutator convert a.c to d.c?

1770


A commercial Building is designed with 14th floor levels with indoor substation of three phase transformer with rated capacity of 1000 Kva.The transformer delivered 65% of its rated capacity at 0.67 power factor lagging.Because of low power factor, the power customer was penalized and certain cost was charged accordingly based on every point percentage lower than 85%.This situation may repeatedly happen on the succeding energy bills of power customer.The power customer is desired to improve its historical power factor of 0.67 lagging and no further penalty be impose by the local power company on the next bill. Q: Identify the appropriate solution you want to offer to Client?.Justify SCIENTIFICALLY and MATHEMATICALLY the principles behind the solution.

1342


1.dg on load alarm/stop alarm... 2.dg on load. piu alarm alarm kaise chek krte hai

1390


what is the calculation method to design core and winding of a 200kva 3phase distribution transformer?

1937


What is the RME and explain the full form and what is the RME work?

2113


How do I calculate/select Droop CT ratio for various capacity of generators?

3062


If we impress a dc voltage of 230 V on an unloaded 230 V, 50 Hz transformer it wi A give high secondary voltage B burn out C give secondary voltage as per K D none of these

1580


How the annunciator works ? How to do its wiring

1818


Benifits of 3ph 4 wire metering over 3ph 3 wire

2010


i have 90kw motor.so i choose connect cable .please what is parameter checked so please give to formula

1731