Interested to Buy Any Domain ? << Click Here >> for more details...
Why Lightning arrester used? Can we use piece of iron as a
core material of transformer, if No, why? In CRGOSS
material what is meaning of cold rolled grain oriented? Why
Impegrenation of Transformer is done? Properties of
Insulator? what is phase angle? Testing of transformers
(Routine & Monthly)?
- 6 Answers
- 12787 Views
- NTPC, I also Faced
- E-Mail Answers
Answer Posted / veer
it is used only for protecting our equipment from the
thunder light. All current bypass through this.
if we use the coil/core then there will be high reluctance
and due to have an rolling iron there will be eddy current
and hysterisis loss
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
Why the dc voltage drop during starting of emergency lube oil pump? The Voltage drop from 135kv to 125 kv for one min. before re-establish to 135kv?
Difference between field rheostat and armature rheostat.
How can we measure the residual voltage in dc machines?
WHAT KIND OF LIGHTENING PROTECTION SCHEMS CAN BE ADOPTED FOR THE FLAT ROOF OF BIG DIMENSION.
what is the differation bewreen kwh & fundamental kwh in electronic trivector meters
what is the use of Auto re-closer?
what is the effect of un-synchronized power.
How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?
How can we decide cable size from HT panel to Transformer? Please give you reply with some examples.
How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?
What is the difference between Droop vs Isoch Control?
IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.
use of PIR in ehv breaker
how to determine ct ratio in ht vcb?
What is expention fastener (Fan)
