Answer / manikandan

It can be mechanically inter locked using three lock two key syste. Either two incommers can be ON while coupler is of or any one incommer and the coupler is ON at a time

Answer / mohamed mustafa

put one bus coupler CC circuit relay contact in series with
the other relay cc circuit, this is simple and achivable.

What is the major difference between cnc and plc. why cant we use plc instead of cnc

5 Answers  

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what is reactive power?, why its measured in VA ? is it transient behavior of system?

0 Answers  

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why r we using shell transformer for low voltage

0 Answers  

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How to calculate Voltage regulation of 22 KV Over head Line.

0 Answers  

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A 400KVA ,50HZ TRANSFORMER IS TO BE OPERATED AT 50HZ.THEN KVA RATING OF THE TRANSFORMER?.

4 Answers   GATE,

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Can an inverter be used as a converter? How?

0 Answers  

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after applying C-License in how many days we get it?

2 Answers  

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specify the inbuilt protections in DG

0 Answers  

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Name two types of electrical analogous for mechanical system.

0 Answers  

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how much the voltage & resistance should be ,between earth & neutral points.?& why?

6 Answers  

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assume we are put both df/dt and vector surge relay in same bus the df/dt relay setting is +5 hz an -5HZ. we want operat the vector surge relay before the df/dt how i calculate the setting of the vector surge relay.

1 Answers  

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what is transformar load balancing ?

2 Answers   L&T,

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