Answer / guest

over current-a)instantaneous, idld,thermal earth fault,
under votage.

Answer / romeo

in addition, differential relays for current and voltage
are necessities also to monitor considerable leakage of
current and difference in voltage (in case of two leg
switchgear for a make and break design) to a magnitude that
will activate tripping action or prevent closing of the bus
tie.

plz send me the procedure and syllabus for mseb exam

0 Answers  

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i want bhel placement paper for electrical if anybody having pl send to my id kavitha867@myway.com immediately

0 Answers   Bhel,

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How To Convert Apparent Into Real Power Without Knowing Reactive Power?

0 Answers  

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Which fault is caused by lightening and thuderstorm a. Line to line fault b. Single line to ground fault c. Double line to ground fault

1 Answers  

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what is accuracy ? in any meters , coils accuracy . how can u defined that ?

0 Answers   Adani,

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Whether earthmat designning is done only for sub station or it can be done for multy residential complexes also? What is the size, type & arrangement of the earth grid to be done?

1 Answers  

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How many types of colling system it trformers?

0 Answers  

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what is the function of Droop CT and where it is used?

3 Answers   Lanco,

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A 200W,230V lamp is connected across 115V supply.The lamp will draw power?

6 Answers   SJVN, TCS,

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what is difference between mccb,mcb,elcb,pccb

7 Answers  

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what is automatic voltage regulator and it is used?

28 Answers   ACME, TCS,

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I have 3KVA Libert GTX2 UPS. I need to calculate the back up time with some load. How to calculate the Back time. I need the expert guide

1 Answers  

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