Answer / k.prakashchandra

Normally 20% of OCR setting in case of OCR+EFR scheme.In
other cases 3- 10 %

Answer / krajeshkumar1989

20%of full load current normally

Can earth resistance be measured without connecting the earth electrode? and should earthing connections be disconnected What is the effect of connecting two cables of different sizes in parallel with supply? Thanks in Advance. I am intrested to get in touch with some tecnocrats/engineers,my mail i.d is : hiremathvijay@rediffmail.com

1 Answers  

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why the electrical plug point pin(earth) size in max

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How can the direction of a three phase induction motor be reserved

4 Answers  

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Why does increasing the magnetic flux in the main field of a d.c motor cause the armature current to reduce??

0 Answers  

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WE HAVE A LOAD OF 55KW MOTOR ITS VOLTS 380 3PH AND ITS TAKING 100AMPS (ITS FULL LOAD IS 105AMPS)AND ITS CABLE IS 4CX50SQMM ,NOW ITS GETTING ABNORMAL HEATUP IN CABLE,PLZ TELL WHY ITS HEAT-UP?(CABLE LENGTH IS 15 METERS ONLY)

10 Answers  

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Why the transformers are rated in kva?

11 Answers   Birla, NTPC, Reddy Labs, Vijai Electricals,

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In India which type of PLCC IS used?

2 Answers   Cipla, Ford, Jayashree,

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Why there is not any reactive power in DC although it causes magnetic field.

7 Answers  

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What is difference between A.C & D.C Resistance ?

4 Answers  

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I've descovered that when the earth wire in a domestic electrical installation is not connected back to the board (ground) a voltage of between 9-24v is is found to be present in the earth wire. When connected at the board there is no voltage - is this normal and why does it happen?

3 Answers  

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How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?

0 Answers  

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if 400kv line is connected to the load but neutral ii not be connceted then wt ll happen

1 Answers  

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