Where -48 volt DC use & why?????????

10 Answers   Ericsson, INDUS, Indus Towers, Telecom,

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What's mean HVF & HAF in Vacuum Circuit Breaker?

0 Answers   Gandhi Institute of Technology and Management (GITAM), Hyundai, Jayam Engineering Works,

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Why celing fans will rotate slowly after some days.?

2 Answers  

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explain how to protect high rise building from the risk of lighting.

1 Answers  

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What happened If 3phase supply connected to slip ring side of slipring induction motor ?

2 Answers  

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All tape of electrical questions Answers tape of motor transformer e.o.t crane

0 Answers   Afcons, Honeywell, Manlift, SIMS,

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On wat basis TSM & PSM are set? Example.TSM=30% n PSM=2.5A....Hw they are set and how we come to know that the particular relay should be set to this value only?

2 Answers  

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which types of tests are required after commissioning of 6.6 kva tranformer?

3 Answers   Reliance,

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what is the relation between the leading pf and supply voltage?

1 Answers  

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why the name trunking bus PT

0 Answers   Siemens,

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Electronic circuit

0 Answers  

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how to generator maintenance (A Check, B check,Etc)

0 Answers   Cummins, HCL,

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