whatis mean by voltage?

7 Answers  

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how many types of accuracy class in ct? what is meaning of 5p20?

1 Answers  

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Witch do depand of Power factor and theory of power factor?

0 Answers  

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How much ph is maintained of water electrolyte which is used in LRS for 1200 kw slipring induction motor ?

0 Answers   AMS, JK Lakshmi Cement,

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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 Answers  

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whats is MARX CIRCUIT?

1 Answers  

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Difference between single phase and three phase?

1 Answers  

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How to the calculating the Reactive power ( kvar )

3 Answers  

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I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.

0 Answers   HCL, TCS,

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what is dc system? how getting pulse from rectifier?

1 Answers   ETA,

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draw single line diagram of UPS

1 Answers   Adani Ports, Equate, IBM, SAP Labs, Socomec, TATA,

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what is percentage impedance of transformer? explain its significance

2 Answers   ABC, Bosch,

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