Answer / anand

KA Rating of Circuit Breaker is nothing but a Short Circuit
Breaking Current Capacity of Circuit Breakers which is
around 40 KA EHV Circuit Breaker.
The Circuit Breakers do experience Mechanical Stresses
during closing & opening operations.

Answer / chethan

kilo ampere rating

Answer / shreerang r deshmukh

It is the capacity of the breaker to sustain for the period
of 3 miliseconds. It varies as per the normal current
capacity of the breaker.

What is the unit of magnetic flux density?

0 Answers  

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what is the ranje of HT cabel and LT Cabel.

1 Answers   Sail,

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DERIVE AN EXPREION FOR MAXIMUM POER TRANSMISSION, WHAT ARE ITS APPLICATIONS.

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How many companies are manufacturing 33 KV HT Breaker

1 Answers  

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What is dynamo?How it works and what is the function of dynamo in a DG.

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what is load shedding

4 Answers   KSEB,

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why series motor cannot be started on no-load?

6 Answers  

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how one can know the charging time, discharging time of a 12 VDC battery ? If i have a battery of 12 VDC , 4.0 AH , how long will it take to charge from a charger (power supply) of input 220 V , Output 15 V and output current of 3000 mA and how long will it take to discharge whether using or not ? How much backup will it give ?

1 Answers   ONGC,

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EXPLAIN THE APPLICATION OF RECIPROCITY THEOREM

1 Answers  

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how we can calcultae the short circuit level for bus bar

0 Answers   Jaiprakash, Panorama Apparels,

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In Power Line Communication (PLC) the wave trap is used to block communication signals from entering neighboring lines. My question is this: Why do they allow for different filtering arrangements on these wave traps? Isn't it always going to be a low pass filter since we want the power frequency to go through, and the comm signal blocked?

0 Answers  

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What are the causes of unbalanced current on 34.5kv feeder Ia=0.05,Ib= 0.25, Ic=0.15 and In=0.27 prior to tripping current are balance?

0 Answers  

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