Interested to Buy Any Domain ? << Click Here >> for more details...
1.what is surge used in power system
2.what is switching used in power system
3.what is lightning used in power system
- 1 Answers
- 3845 Views
- Areva, I also Faced
- E-Mail Answers
Answer Posted / zala
switching 2500/1.2 micro.sec
surge 250/15 micro sec.
lighting 50/1.2 micro sec.
| Is This Answer Correct ? | 4 Yes | 0 No |
Post New Answer View All Answers
what are the advantages and disadvantages of speed control of 3 phase induction motor by varying frequency explain with drawing
I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF
what is transformor oil gread
What is the meaning of Insulation H for transformers????
WHERE NEUTRAL WIRE IS CONNECTED AT DOMESTIC TO TRANSMISSION LINE(SINGLE PHASE TO THREE PHASE)
please send me privious exam's queation papers of section engineer(electrical).
What is ideal IR values for ground and neutral.
advantages and disadvantages of inverse definite minimum time RELAY
if i am in front of transmission line how to know that current direction without any equipment
block diagram of 2 ups system connected in parallel mode?
how braking & making capacity of circuit breaker are calculated?
I meggared my 2c*70 sq mm AL AR XLPE cable. its one end show 50 M ohm . is my cable is safe for laying. I have only one phase and neutral.
Difference of induction motor & servo motor ??
how invertor convert the dc into ac give brif detail
what is the string efficiency
