Answer / sukhvinder

Transfrmer has
1. routine tests
2. type test
3. special test

further type tests are
1. IR OF WINDINGS
2. POLARITY
3. VOL. RATIO
4. TEMP RISE TEST
5 DIELECTRIC LOSS

Answer / hitesh tiwari

1. IR VALUE TEST
2. MAGNETIC BALANCE TEST
3. MAGNETISING CURRENT TEST
4. VECTOR GROUP TEST
5. WINDING RESISTANCE TEST
6. OPEN CKT TEST
7. SHORT CKT TEST
8. TAN DELTA TEST
9. XMER OIL BDV TEST

Answer / venkatesan

1.insulation resistance test
2.ratio test
3.short circuit test
4.open circuit test
5.back to back test
6.oil testing

Answer / manoj patel

1) Ratio & tap continuity test
2) megger test
3) Magnetic balance test
4) vector group test
5) Inrush current mesurement test
6) Xmer oil BDV test

Answer / j.kesavan

dielectricbreakdowntest
acidneutralizationtest
sedimenttest
interfacial tensiontest
parts per million moisture test
colour and visual partical test
dissolved gas test

Answer / m.ravi

three types
1. o.c test
2. s.c test
3. back to back test

Answer / ksn murthy ,j.e,electrical

IR Values, Change of Siclikazal, any oil leakages, checking
of HT Lt side Insulator washers, Both Ht Side and lt side
cable terminations. Tx. Body Earth and as well Neutral earth
this is comes to transformer testing this is as per my
knowledge if any mistakes please excuse me.

Answer / kumar.n

One more test REF test

why secondary of c.t. will kept open ?

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on a three-winding transformer relationship delta-delta-star, on third winding why the relationship is a star? what are the advantages and disadvantages? Thank you and please help

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What is C curve and D curve of MCB?

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How test for Ddo vector group test condition?

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1 Ton is equal to how many watts?

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sir i want previous entrance exam papers for written test

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i have dry type transformers can you help me that how many tests i can do to know the performence of transformer and also please tell me about the BDV test and Insulation resistance test in oil cooled transformers

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what is mean by NTPC?,why didn't electric shock in train?

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what is single phase motor?

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