Answer / sanjeet

by knowing its max.current carrying capacity.

Answer / sheikh

Transformer name plate denoted the primery and secondary
current therefore according to given current fusees on both
sides would be installed.

open circuit test when performed on double the voltage & double the freq, then what will happen with p.f and current magnitude?

1 Answers   Aarti Drugs,

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what is real power and reactive power?

3 Answers  

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What is the name of the winding to which supply is given?

0 Answers  

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If the feeder rating is 7.5 kw or 10 HP star-delta feeder, MCCB is taken as 63 a, contactors-32 a, how much will be the OLR rating or which range OLR should be considered when we concern about type-2 coordination?

0 Answers  

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What should be the overcurrent, instantaneous overcurrent, short cicuit current settings (i.e. how many times of motor full load and what is the time duration) for a motor?

1 Answers  

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How to minimize the eddy current losses?

0 Answers  

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Up to how much limit of HP of electric motor the Star- Delta Starter can be used ?

1 Answers  

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what is the purpose of CT,PT

8 Answers  

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What is the basic of DTH.

0 Answers   IOCL,

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What is the minimum setting in REF relay because i am facing some problem whenever power resumes after power failure my transformer is tripping because of REF trip. I am using CSPC make numerical relay(DIP switches). Now setting is 15 percentage. What is the reason for this triping. I sm waiting for answer

2 Answers  

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Is necessary Protection CT, CLASS - 5P10 fitted at Incomer side of main Breaker ? Why ?

1 Answers  

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What is auto reclose system in Circuit breakers??

4 Answers  

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