Answer / najamkccl

the vector group designation indicates the winding
configurations and the diffrence in phase angle betwen
them(HV,LV).

FOR EXAMPLE.

a wye HV windings and delta LV widing with the 30
degree lead is denoted as Yd11.

WHY BLADE & JOW OF ISOLETOR IN SUBSTATION?

1 Answers   BRG, Voltech,

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The MCB circuit breaker have a voltage rating of 440VAC it's possible to supply a voltage of 480Vac

1 Answers  

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for 8 mva 33/11 kv transformer what will be the setting of differential relay on which it trip & what is the HF setting in this relay

2 Answers  

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Why the power generated in dams is complex power? Why the generators in dams cannot produce Real power directly (i.e power which has zero reactive part)?

0 Answers  

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How can calculate HT side VCB? For example I have 1250 KVA load what will be HT side VCB Amp.range and what size XLPE cable I use for HT side.

2 Answers   NASSA, Orchid, SB Automation,

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what is onan, onaf, ofan, ofaf in transformer?

8 Answers  

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How shall i select the value of capacitor or inductor in a system?

0 Answers  

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What is the current carrying capacity of 0SWG,3SWG,10 & 12 SWG solid bare overhead copper conductors?

0 Answers   HAL,

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Mention what are the types of semi-conductors?

0 Answers  

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if we want ot select cable size with reference to load current it take than what is the formula and it is same for aluminium or copper?

3 Answers  

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HOW TO CALLICULATE RESITENCE,REACTANCE AND IMPEDENCE VOLTGE OF TRANSFORMER 13.33 KVA 144/240 VOLTS 93/56 A WITH FORMULA

0 Answers   ISRO,

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which MPU register provides the address from which the next instruction byte is to be fetch?

1 Answers  

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