Whether the vacuum contactor requires Short circuit protection?If No,why?

0 Answers   Reliance,

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how can 3phase motor speed can be controlled without vvf drive?

1 Answers  

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wath is this mining of bts

1 Answers   Nokia, TATA,

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what is phase voltage and line voltage? in line voltage how 415v is obtained?

9 Answers  

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What is the diffrece between ACB & MCCB

8 Answers  

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can any one tell me the formula for calculating the power and unit consumpetion

9 Answers   Avalon,

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A 230V, 60W bulb when connected to 230v supply what current and power will consume, if same bulb is connected to 200v what purrent and power will consume?

3 Answers  

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What is farmula to calculate Diesel cunsumption as par KVA.

3 Answers   HCL,

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pls send link about servo motor

3 Answers  

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why no load voltage is greater than full load voltage?

1 Answers  

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What is technical difference between ELCB & ELMCB?

3 Answers  

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WHY AIR COMPRESOR IS STARTED UNLOADED

3 Answers  

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