Answer Posted / pichumani

FSU is better than SFU. The fuse is totally isolated from
supply in off position. Can be mounted in any
configuration as incoming and outgoing can be connected on
either side. In SFU the incoming can be connected only to
the switch side and not on the fuse side.

What's mean HVF & HAF in Vacuum Circuit Breaker?

5261

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Which thing is maximum in RLC circuit at resonance a)power consumption b)inductive current c)capacitive voltage

1743

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what does mean of RCT and STR in diffrential CT?

4166

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The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

1328

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Please explain, how to test vector group of tranformer(Delta y1) . Thank

1660

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any one guide me to reduce the power factor of diesel Generator from 0.97 Leg to 0.8 Leg.with out any change in my load.

1617

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how is the magnetic current test is different in delta-star and delta delta transformer.

2130

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sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

2231

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what is difference between speed mode and torque mode in motor?? explain in simple words please.

1548

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what causes contact chatter when there is no demand on the air conditioning unit?

1984

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With a phasor diagram show the effect of increasing the field current of a generator supplying a constant real power and connected to a grid system.

1905

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what would happen if reactive power (kvar)is increased (more)or decreased (less)? how much exact reactive power should be maintained? and what should be done for that

2215

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why power not passes in plastic and rubber material

1905

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comparision between ACB and VCB

2306

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how to calculate short circuit current for the busbar

1434

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