Interested to Buy Any Domain ? << Click Here >> for more details...
Transformer's core is made up of which material and why so?
- 10 Answers
- 32110 Views
- ABB, NTPC, I also Faced
- E-Mail Answers
Answer Posted / vinothbabu.k
cold rold grain oriented material....to minimize loss in tr
like eddy current,hysterise loss
| Is This Answer Correct ? | 27 Yes | 5 No |
Post New Answer View All Answers
What is power relay?
Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .
What is the maximum and minimum rating of UPS?
what is smartµ grid technology?under coal gassification?
How many devices can be connected in one zone of FACP
our factory is going under construction mean time transformer 1000 kva 2 nos &load break swithch 12 kv & 4 nos 750 kva 2 nos & 380 kva 2 nos generator to be errcted.how to arrange earth pits &how to earth connect & neutral pit how to calculate in earth bit size.
I am getting above 60 V as open delta voltage against single phase unit ICT at tertiary delta formed and ICT getting trippped on NDR. ICT tested and found in order. PTs provided on tertiary are tested and in order. what may be the reason?
i want to model paper for section engg.
What is the difference between Delta & Wye windings?
In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes
what is physical distance of isolator to VCB in 33/11kv sub stations
Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?
Why to keep capacitor bank off while generator running.
WHY THE COLOR OF OUTDOOR TRANSFORMER IS BLUE ONLY???
Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?
