Answer / guest

Because DC supply has polarity + and -

in electrical control panel. how can i choose the cable rating. (example - 11kw motor, 18-25A mpcb}

0 Answers  

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why capacitor bank always connected in delta,why not in star to a system?

15 Answers   NHPC, NTPC,

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what is excitor response of an excitor?

1 Answers  

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what is the difference between dry and wet type of 132kV terminations. which one is durable

0 Answers  

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what will happen when a electric bulb is connected between two phases.it will glow or not

18 Answers  

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when running 2 nos 450kva dg sets in parallel operation ,in one Dg set power factor and Kvar going to lagging and ampere suddenly going high,please give me suggestion to correct the same.

2 Answers  

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1. When do you use a VFD motor? 2. If the ceiling fan is on slow speed, does it consume less electricity? 3. If we want the fan to consume less electricity at low speed, what do we have to do? 4. What does “battery of 180 AMP HOUR” mean to you? 5. What does “battery of 180 AMP HOUR” mean to you? 6. If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

6 Answers   Asian Power, Bhel, Focus, Focus Energy, L&T,

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Why only mesh earthing is used in G.S.S.?

2 Answers  

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the power consumption of perminant magnet moving coil?

1 Answers  

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How to check the specific gravity of the two 12 V batteries connected in series to a 24 V UPS and inverter ? will we have to disconnect all the connections and turn off the UPS and inverter or not ? will we have to check specific gravities in each cell of the two batteries ? what is the name of the instrument that is used to check the specific gravity and whats the procedure to check the specific gravity with it ? thanks

2 Answers  

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What is an Antipumping relay ?

4 Answers  

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how is the cable tray designed & how its total length is calculated for an Industrial plant Say for Ex. (500KW Motor Load)

0 Answers  

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