How to calculate Earth busbar size & what is the procedure we make for determine that?

1 Answers  

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what is the role of reactive powerin transmission and distribution?

3 Answers  

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Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

0 Answers   Bhel,

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what is shunt trip coil? what was the function in rmu?

1 Answers  

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if reactive power become zero in transmission system then what effect on system.???

3 Answers   Sedemac,

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I have a 25kVA three phase transformer on our property. Will this transformer be large enough to run a large home with swimming pool, spa, 2 off full size reverse cycle air conditioners to service a 100 square house (10,000 square feet or 930 square metres)and the general power consumption of this house without upgrading to a 63kVA transformer.

1 Answers  

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How Much Capacity of Diesel Genset is suitable for 20 no.s of 1.5ton AC's & Why?(Load Calculation)

11 Answers   Lapis Technologies,

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Why in India distribution transformer are connected in Dyn11 when we know capacity of v-v connection can be increased by adding only a single transformer?

1 Answers   CSPL,

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In star and delta connected systems , for driving power and as well as light load which one you will preferred?

2 Answers   Aramco, IBM,

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what is sevice settings for mccb?How can be it setted?

0 Answers   Bhel, Minda,

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How Arc Produced in Circuit Breaker When the contacts of the circuit breaker open.

1 Answers  

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difference bteween neutral grounding resistor and neutral grounding transformer??

1 Answers  

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