what is difference between mccb,mcb,elcb,pccb

7 Answers  

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What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning

0 Answers  

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why phase & neutral is use in tv? why earthing not use ?

2 Answers  

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i have one source transformer with the capacity of 50KVA, connected with two loads 10kw and second one is 15kw.. how can i calculate first load in KVA and second one in KVA .. because Kva rating, power factor rating of of transformer is different from the load… there must be some way to calculate load KVA rating and power factor….

1 Answers  

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NGR? What is NGR?

14 Answers  

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what is the difference between Current transformer & Capacitive voltage transformer

2 Answers   ABB,

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what is the voltage between earth to neutral in lift.

0 Answers   SIPL,

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what will happen when square wave is fed into input side of 3kva transformer and what you will get on output side.

3 Answers   Blue Star,

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the problem faced on star or delta winding connection??

0 Answers  

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losses in transmission lines ?

0 Answers  

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Dear all, I want to use Induction motor to open and close a 1 ton door. How much power do I need. Thanks

0 Answers  

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What is tranformer differtial?

0 Answers  

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