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1 kva ups is not. charging current 120AH battery therefor use to external charger use or calibratIoin. of ups or overload

What is SNMP Card Monitoring in UPS???

2 Answers   Emerson, MAA, SNMP,

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why dc series motors never start without some load, and what will happen if starting with out load..

1 Answers  

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with help of neat sketch explain principle of TIG welding process

0 Answers  

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some ac motor's direction get change dueto ghanging input to the ac drives.(say ryb to rby). but some motor direction remains the same when phase sequence is changed fromdive side. can anybody guide me?

1 Answers  

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In Energy meter How many rotation Equal to one unit.

3 Answers  

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whats the differece between Exd and Exe

0 Answers   IFFCO, TN,

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what type of relays used in transformers?

24 Answers   APTransco, BSNL,

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What are the specifications for getting approval of Substation?

0 Answers  

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Is it possible to measure the voltage of a battery from a single terminal?

0 Answers  

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What should be the values of settling time, peak time, steady state error, overshoot, rise time, MPOS (Maximum percent over shoot) to keep the system in transient state, to keep the system in steady state ?

0 Answers  

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What is best method of Calculating Short Circuit current in power system network.

1 Answers  

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should dc supply will give the transformer to build up the voltage level

1 Answers  

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