Answer / leon

MCB - Miniature Circuit Breaker. Used to break circuits.(In DB)
MCC - Motor Control Center. Used for motor starting equipment. (ususally in factories)
Isolator. Breaks the whole line including neutral(use at geyser)

How the starter control the starting current in three phase AC Motor?(In DC apply the reistance).

6 Answers  

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what is the use of excitation transformer in LAVT PANEL?

2 Answers  

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Hi friends, i m electrical engineer i want a cdr for migration purpose so anybody have information about this then send me on jayesh_ee88@yahoo.com.please try to me

0 Answers  

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WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM

0 Answers   RasGas,

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Why Current Transformers cannot be connected in parallel

10 Answers  

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what is the functioning of cvt in a substation?

2 Answers  

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How can we select suitable capacity generator for three phase load (inductive load) and how to take study analysis in 3 three phase load system ?

0 Answers  

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State Maximum Power Transfer theorem.

0 Answers   ABB,

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What is basic difference between Soft Starters And VFD drives?

19 Answers   IBM,

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what is a speed of rotor when we give supply to stator of 50hz and as well as rotor of 60hz of an induction motor?????

0 Answers  

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Differentiate between Zero and Negative sequence current

0 Answers  

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how power saving takes place through VFD?

9 Answers  

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