how to put cable sizing and cable glands size for respective cable & Cable Lug size in a DB sectors???

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Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com

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HOW DG WORKS ?

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STATE WORKING OF SF6 C.B.?

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We have 3 Gensets 1.500kva,2.380kva,3.250kva How can we connect in common busbar&we have variable load.

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IN 3 phase induction motor where we give i/p supply & how its working ?

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what is the different beetween kva and kwh?

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why do we earth the tandelta point of a power transformer bushing?

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What is Class and accuracy in CTs? Types of Classes and important of Classes?

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Is phenomenon of resonance is harmfull fr the machine? if not or if yes please explain it?

0 Answers   Bhel,

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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

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Dear sir/mam Iwant complete details of Naintenence of 33kv/433v Transformer having 1250 KVa

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