What is warm / cold start of HT motors. How many warm start & cold start are possible in a day?

0 Answers  

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kindly arrange to send me RRB Bangalore previous question paper for JE/Electrical and JE/Signal I am going to write exam on 2010

2 Answers  

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what is the method of electric earth for the protection of low voltage electric equipment

1 Answers   MacLellan, Shiva Corporation, Siemens,

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What is the function of induction motor when low voltage is apply.

6 Answers  

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how is the connection of a 3 phase ct trivector meter done on a pole mounted transformer

0 Answers  

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in Contactor opearation Why there is a difference in the values of the operate and release voltage in case AC supply

0 Answers  

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what are frequency changers ? Tell me about commertially availble frequency changers ?

1 Answers   GE,

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What are the parameters of water ( Water quality )to be monitored in Centralised HVAC ( water cooler chillers )

0 Answers   Ambuja,

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what is the diffrent between ups and inverter

2 Answers   ABB,

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Is it necessary to place tap changer in secondary winding or we can use on both sides?

3 Answers  

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Why an ac solenoid valve attract the plunger even though we interchanges the terminal? Will the poles changes?

0 Answers  

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I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA

1 Answers  

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