Answer Posted / ankit tyagi

This is uninterruptible power supply (UPS), is primarily
used to provide a backup power source to the parts in the
computer case, the monitor, and any other device plugged in
to the battery backup.UPS is mains function converts the DC
suppy to AC supply when flow the load .

What is self exciting?

1739

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what's the exact magnitude of current, flows through Neutral?

2006

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upto how many load can v connect to stabilizer which is used for tv

2297

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If more than rated DC voltage appears across trip coil of the breaker, what will happen? e.g. in 110V DC circuit system, if voltage across battery terminal showing 121 V

1707

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A cable with concentric PE conductor must be used with frequency converter circuits what does its means.?

1620

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with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

2012

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HOW DO YOU CAN CHECK A 15KV DIODE, WHETHER IT IS OK OR NOT?

2120

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In radial network the source is fed from 1 end both ends at central

2167

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I want to know the 'Test voltage' for Tandelta testing of 3.3 / 6.6 / 11 KV Motors. Please explain

2302

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WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION

2019

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A 10 MVA, 66KV, 50Hz, Y-connected 3-phase alternator has synchronous reactance of 0.635 Ù. It is working at full load at 0.8 lagging p.f. condition. Find torque angle, neglect armature resistance.

2654

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what is difference between window type and wound type transformers?where we will use window type and wound type transformers?

2245

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Dear Sir I am living in Jaipur Rajasthan  now I did complete my b tech degree in electrical engineering in 2012  Sir how I gate certificate of competency for electrical supervisor

2047

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what are factors comes under relay setting (distance relay 7sa52) under OPEN DELTA VTs connection??

2600

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What is the Good Earth resistance value of G.I & Cu. Chemical Earthing & Normal Pipe Earthing?

2383

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