What are the different protection systems used to protect
the transformer internally and externally?

Answer Posted / sewagudde

tx protection includes:
buccholz relay
oil and winding temperature relay
pressure relief valve
restricted earth fault protection
differential protection
tx earthing

Is This Answer Correct ?    46 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Which motor will you choose which can operate in both lagging as well as leading power factors?

648


What is a dc motor?

662


Can i replace Earth leakage relay to the faulty Earth Faulty Relay

1041


How to decide whether A / B / C / D curve type MCB should be used?

1848


what's producer of XLPE cable laying in undergroung

1656






Star Delta Diagram with full description

1891


Draw the wave shape of armature current in a generator subjected to a sudden three phase short- circuit at its terminals. Define various reactance of generator from this wave shape.

1624


star delta starter contorl circuit... drawing..

1664


How to calculate LT XLPE CABLE for 11 kv / 433 v , 1000 kva oil type transformer system?

1342


why do we not use equivalent voltage source in negative sequence equivalent ckt.

1604


What is the polarization index value ? (Pi value)and simple definition of polarization index ?

758


How to know Resistance and Reactance value of main and aux winding of single phase capacitor start capacitor run induction motor to find capacitor value?

1500


How do we calculate over and under frequency tolerance from generator data?

1007


What are the basic components of the feedback control system?

616


WHAT IS THE TOTAL POWER GENERATION IN CHHATTISGARH?

1475