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why 30 ma elcb is used ?why cant 100 ma?

3 Answers  

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what is the effect of constant power factor to the voltage regulation

1 Answers  

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determine two methods to find loose connection in operational electrical system?

0 Answers  

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WHAT IS THE FUNCTION OF RCCB

2 Answers  

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We have 750KVA DG set, we want to introduce REF relay with 1250/1A,CL PS,Current transformers.The lead distance of 2.5mm copper flexible cable from CT to relay is around 5mtrs.We would like to know the knee point votage(VK) & IM calculion for CT's

0 Answers  

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difference between dol and rdol startors?

2 Answers   Vijai Electricals,

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How to calculate percentage impedance of a power transformer.

1 Answers  

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Define pole pitch?

0 Answers  

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how one can design armature winding bothh front and back connection

1 Answers  

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How many types of DC current

2 Answers  

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why phase to phase voltage are 290 rather then 440?

1 Answers   Bosch,

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How to dimensioning SDCCH, LAPD and CS7 signaling on GSM?

0 Answers  

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