Answer / k.prakashchandra

With OLTC ,voltage variation is in increments which may not
be the requirement or may affect unit diff relay . When
the required voltage can be obtained by varying excitation
,OLTC is not needed .

why the manufacturer provide M and C terminals ? why they will not internally short them ?

1 Answers  

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what is working process of star delta controlling circuit ?

1 Answers  

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WHAT ARE THE SITE TEST APPLIED ON A SURGE ARRESTORS? DO MEGGER TEST APPLIED ON SURGE ARRESTOR? IF YES THEN WHAT ARE THE ACCEPTED IR VALUE REQUIRED FOR SURGE ARRESTORS FOR VOLTAGE LEVEL 11KV, 33KV, 66KV 132KV, 220KV AND 400KV?

5 Answers  

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what is ASCR cable and where we use it?

6 Answers   BSL,

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i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u

3 Answers  

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Explain the working principle of Synchronous Generator and Assynchronous generator?

1 Answers  

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How can I calculate the require lumen of a room. If I use Tube Light (40 W), Or 100 W incandescent lamp. Please give detail answer.

1 Answers  

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What accessories required to give the motor with given circuits and do you know the ratings of those accessories?

4 Answers   Hyundai, TCS,

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What is Hi-Pot Test for Grid Station HV Equipments?

2 Answers   Siemens,

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what is sustainable current of any conductors . a bare busbar or pvc cable has different sustainable current .

1 Answers  

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what bridge circuit is used in Tandelta circuit

1 Answers  

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why secondary of transformer always grouded?

1 Answers   IIUC, Sodexo,

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