Answer / sheikh

ACB would be installed as a main feeder in a large
distribution and having multiple safeties as compare to MCCB
ACB can be operated with remote etc...

Answer / ragesh subramanian

ACB's are CAT B devices. these devices are supposed to
withstand the overload current for specific periods thereby
allowing the downstream devices like MCCB's & MCB's to trip
before ACB in case of a fault.

What are the insulation standerds for eg H clase and how many insulation standerds are there and its standerds??????

0 Answers  

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what are the types of transformers

59 Answers  

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A Generator is in running condition and Rotor earth fault alarm is coming.How to check on line(i.e in running condition) whether there is actual earth fault in rotor or not.

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What will be the average KVA rating of Auto Transformer for 75kw 415V , 3phase induction motor

2 Answers  

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how capacitor pass ac voltage practically?with increase frequency and cpacitance?

1 Answers   DELL,

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what main difference betwenn invetter & ups & major difference

2 Answers   ABB,

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1 Answers   CMC,

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list down a few application of ac & dc in a generating station?

1 Answers  

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when we conduct high voltage testing why milli amp. is required?

2 Answers  

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WHY THE DIMENSION OF TWO SAME RATED MACHINE IS DIFFERENT ?

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State the difference between Three winding transformers and Two winding transformers ? where its used?

8 Answers  

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high voltage transformer input voltage,current and amps rating..distributed transformer input voltage,current and amps rating...

0 Answers  

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