Answer / raj

Highly refined mineral oil

Answer / ramarao

Mineral insulating oil / askarel

Answer / viplav

Polychlorinated Biphenyl (PCB)

Answer / deepesh

ASKARAL and also known as mineral oil

Answer / muhammad shahzad

Natural mineral oil is use its trade name is ASKAREL but now
a day commercially use oil in transformer is PYROCLOR.

Answer / hitesh

Include askarals

Answer / chandan singh

Highly treated Napthalene Petroleum Oil

Answer / lalit bidhuri

Synthetic oil

what is different between IP55,IP54 and IP66?

2 Answers   ABB, Global Industries,

Why is water motor not taking the pressure? what is the problem?

0 Answers  

List the power rating of any 5 important electrical appliances used in houses.

0 Answers  

TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

0 Answers   Bhel, NTPC,

Operation of isolators.

0 Answers   KSEB, L&T, Siemens,

why transformer neutrol is grounding

6 Answers  

how to calculate Amp, 2 different Amp of batteries? Example: No. of Batteries = 2 Battery voltage = 12V 1st Battery rating = 17AH 2nd battery rating = 30AH between parallel connection then output volt 12v Amp?

2 Answers   Bhel, LG Soft,

tell me any book for current n potential trasformer with full knowledge ?

1 Answers  

Why earthing is required for diesel tank?

4 Answers   Greaves,

why DC motor body is plain cover but AC motor is different like finse?

2 Answers  

whats the necessary to correct the power factor using capacitive banks in industries?

2 Answers  

IF I USED VVVF DRIVE IN FAN APPLICATION MOTOR IN 6.6 KV ( 700 KW) MOTOR & DURING NORMAL RUN OPERATION TIME IF RPM SUDDENLY REDUCE IN MOTOR BY DRIVE(E. MOTOR RPM REDUCE SUDENLY 687 TO 550 RPM) WAHT WILL BE HAPPEND IN DRIVE

1 Answers