what is recommended breakdown voltage of transformer oil?

Answer Posted / pk.shivakumar

@ 2.5 mm gap 6 six readings average should be min. of

30kV for 11kV to 66 kV
40kV for up to 110 kv
50kV for above 230 kV

Is This Answer Correct ?    5 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

which cable is used for 15 Hp monoblock pump 3phase and service wire Distance is 210 feet please tell me cable size Armaured

1054


what is the question paper model for section engineer in RRB

1461


The SFC of an engine is 0.25 kg/kW hr. when the fuel used has a calorific value of 36000 kJ/kg. the thermal efficiency of the engine is

1278


why induction motors are rated at 0.8 power factor.

1521


Can anybody just suggest about the scope of Electrical design with ETAP software?Just guide me?

3282






hi....I am from india..i have completed my engineering in electrical and electronics field with 58.4% and my IELTS score is 5.5 bands....Recently i received my I-20 in computer and information science from Troy university in Alabama.On 18th i have a visa interview can u please tell me what type of questions i have to answer ??????

1400


What is the Basic Difference bitween Long Shunt Connection and Short Shunt Connection in DC Generator?

1799


In synchronization circuit what is the function of Interposing voltage transformer(IVT)and Reverse voltage transformer(RVT)

10962


Ceiling Fan and Storage type water heater. Discuss

1543


size of condotory fron voltage level

1719


What is Auto Mains Failure Panel & Auto Synchronizing Panel

1439


Explain thin film resistors and wire-wound resistors

633


When lag/lead/lag-lead compensation is employed?

722


hello if any one have papers vof hpcl or sail, plz send me

1422


How the annunciator works ? How to do its wiring

1801