Answer / k.prakashchandra

It is used to block unwanted DC supply.In case of Dg set
used for charging batteries, it blocks the reverse supply
to DC gen if the set fails.It protects dc appliances from
connecting wrong polarities to the supply.In battery
chargers it enables measurement of charging voltage and
battery voltage seperately.etc

list the advantages of RCCB over other circuit breakers?

0 Answers  

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How much difference can there be between HT & LT KWH unit consumption at the same load?

1 Answers   DLF,

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what is deffrent alternatid and gernater

2 Answers  

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circuit diagram of ht panel

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brief notes on ammeters

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What is time invariant system?

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In 63kva LT Distribution Box Why the outgoing of 63A kit kat is connected to 200 A link disconnector? as the output of kit kat is only 63 A?

1 Answers   Godrej, Patel,

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what is boucholz relay and the significance of it in to the transformer?

2 Answers  

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Pure inductive ckt takes power from AC when 1. Applied voltage and Current increases 2. applied voltage and current decreses 3. voltage decreases and current decreases please justify

2 Answers  

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1.What is the range of stator resistance of 3-phase induction motor? 2.Two electrically operated vibro motors are foxed in parallel direction in vibrating feeders. what is the direction of both vibro motors?

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Define step response?

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Bhel supervision exam question: If 2 generators are working in a network. And if suddenly the field of anyone generator weakens. What will happen in the network? 1. The generator will run as motor 2. The generator will run as motor in reverse direction 3. The generator will take lighter load 4. The generator will take more load

9 Answers   Bhel,

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