In my power station 220 volts dc battery set. they coneected 84th cell taped

1 Answers   KPTCL,

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Anybody know how schematic diagram for reverse power relay? RPR for generator protection

0 Answers  

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what is method of dc current measurement

5 Answers  

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What is the maximum and minimum rating of UPS?

0 Answers   Indiabulls,

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Why the size of transformer decreases if we increases the frequency?

5 Answers   Graphics Engineering,

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What are the probable causes for failure of heating elements

4 Answers   BARC,

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In motors how many types of cooling systems were used?

0 Answers   NTPC,

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I have 725KVA DG set how to Calculate the Ratio of KWH? Whatb is the Formila

7 Answers   HCL,

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hw the cable size can be calculated when we have watss, volts, pf, i need the forula

2 Answers  

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Min and  max capacities of VCB,ACB,ACCB,OCB,MCCB and MCB

3 Answers   apspdcl,

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Why use only DC supply to charge batteries why not AC Supply??

3 Answers   APC, Emerson,

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If a transformer primary winding operates at 240v, the secondary at 120v and the load is 1500w & the transformer is rated at 92% efficient, what's the current flowing through the primary winding of the transformer? What is the formula for finding this?

0 Answers  

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