Answer / k.prakashchandra

1 distance relay 2 Battery over current relay - Voltage vs current

Answer / shaik sharif

This type of relay also called electro magnetic relay .Contact spring and normally closed contact are connected in same shaft.

electrical machines

3 Answers  

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15 kva dg set single phase takes 63amp( approximate) while same rating 15kva three phase takes 35amp approximate. why ? and what will be per phase current for 15 kva

2 Answers   TVI,

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Explain about c.t?

0 Answers  

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All we know about T/R, Is it possible to make T/R primery singlr phase and secondery three phase,If it then how?... Need Description

1 Answers  

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how to calculate power factor of capacitor? what is transformer rating?

2 Answers  

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Three phase star connected PT transformer primary side one phase fuse is blown what will be the output in secondary side(Secondary side also three phase star connected)

1 Answers  

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Hi guys! Plz help me to answer the following questions. 1. What are the types of transmission line energy losses? 2. Why are the VLF are used some types of services? 3. What frequencies are used for reliable beyond the horizon terrestrial communication without repeaters? 4. To permit selection of 1 out 16 equi-probable, what is the number of bitis required? 5. What is the most common modulation used for telegraphy? 6. What is the multiplexing is used to increase the capacity of the optic fiber? Thanks

0 Answers  

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11KW Delta motor is taking about 44Amps in star and goes upto 70Amps in delta and trips OFF. The rated current is 26Amps. Application is for the blower. The motor takes ( no load without coupling impller ) only 2.5A and 5Amps in star & delta starter test.Need to know why its taking high current.

10 Answers   Pfizer,

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in 400 kv system why should trip both side CB when we give hand trip?

1 Answers   KPTCL, NHPC,

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EXPLAIN USE OF ROCKING ARRANGEMENT IN ELECTRIC HEATING?

0 Answers  

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Which motor will you choose which can operate in both lagging as well as leading power factors?

0 Answers   HPCL,

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Hi Recently I got one formula that is Impedence of Xformer = Rated KVA/Root 3 * secondry voltage OF Xformer. Is it Right??????

2 Answers  

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