WHAT CAUSED THRESHOLD VOLTAGE TO EXIST?

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IDMT relay are mostly used for protection against..??? 1)Earth Fault 2)Inter turn fault 3)Overloading 4)None of the above

1 Answers   Indian Railways,

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Why dry type cast resin transformers tap link blast in HV side while power shut down times on load?

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PLC Based Process Automoation Panels?

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how to convert psi into kilo pascal? what is the suction pressure & discharge pressure of chiller?

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I want to know what must the CT ratio be on a load of 300A is a 3PH nutral to earh installation?

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what are the difference between PLC and embedded

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hi everybody how to design string combiner box (scb) internal parameters like bus bar and spd (surge protection device and fuse which place to set that,and also bus bar one particular cross sectional how much heat generated and how much power loss tell me Clearly and briefly

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What happen when neutral point connected to core balance current transformer? (Neutral point of an alternator of a 180KVA DG. Neutral point connected to CBCT means enter to the CBCT)

0 Answers   Great Eastern Energy Corporation Ltd,

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any body know about lighting arrestor. how to determine the height of lighting rod from top of bulding and how many area it cover.

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hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites

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how will reduce the voltage. if 12volt/250ma transformer toreduce 6 volt

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