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Electronic welding machine separate earthing provided or not?

How can calculate thermal overload in relay?

1 Answers   ABB,

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what is photo voltic cell,& what are the materials associated with that?and any spcifications like volts/cm etc?

0 Answers  

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how to check IR values in alternator winding?

3 Answers   Birla, Naftogaz,

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how is differential relay working in transformer.comparison with generator defferntial relay

1 Answers  

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why DG rating in kva

6 Answers  

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What is different between DOL(Direct on line starter), VSD, S/S(Soft starter), and A/T(Auto Transformer)

2 Answers  

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what are check points to be checked while charging switchyard?(CT,PT,BREAKER,POWER TRANSFORMER)

1 Answers  

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what is an rmu?its circuit diagram.functions

14 Answers   CP Bangladesh, Emrill, NDPL,

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what will happen if OLR CT in all phases are short circuted

0 Answers   Indfrag Limited,

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in flemings lefthand rule thumb indicate for....

2 Answers   APPSC,

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Percentage losses in power generation?

0 Answers   Nespak, Trimax,

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what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)

0 Answers  

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