Answer Posted / pyobik

MCCB or the Molded case circuit breaker & MPCB or Motor
protection circuit breaker; their effect on the distributed
control system is that they are remotely accessible from
the control room, they can either be switched on or trip
from the control room itself.

how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

2214

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why T/F winding temp measurement cts are odd secondary current ie,109A/1.2A/1.4A?

1873

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what is magnetizing and demagnetizing current in generator and motor?

3285

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how u measure/calculate renge of capacitor,capacitor has no any rating tag.what is the theory of measure of capacitons.

1992

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How to know about the rating(voltage and other) of induction motor if its name plate is missing at the manufacturing site.

3390

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what are the differences between 'exhaust fan', 'heavy-duty exhaust fan' & 'super heavy duty exhaust fan'. what are their power ratings ?

2092

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What are the symptoms of a bad PG card of a drive (inverter) esp. of Yaskawa Ac Drives (inverters) G7 ?

2065

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I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?

1684

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please tell me how a surge protector work on a DC 48Volt.? please describe briefly.

1850

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Mention the methods for starting an induction motor?

1168

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plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

5002

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Why do we need a separate control desk & PLC control panel in Boiler plant or coal handling plant? Can we provide cost effective Control desk cum PLC panel. Is there is an specific need for control desk.. kindly advice.

2374

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What are root loci?

1113

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For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?

1839

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what is the effect of higher value of GD???

1808

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