sigal phase supply is 230 v ac
two phase supply is 415 v ac
why three phase supply is 415 v ac why not 690 v ac
- 4 Answers
- 7613 Views
- I also Faced
- E-Mail Answers
Answer Posted / san
its good question
You must start the engineering from first stage...
Very good
| Is This Answer Correct ? | 1 Yes | 17 No |
Post New Answer View All Answers
sir,in our plant we r using SATEC PM172E power reading meeters in HT panel side it is monitoring the MB data smart viewer(sever).but last one week we did not get readings inthe server only available in meeter.tell me how communicate meter and server. and also what steps we take for checking.
why in an industry; machine having rated 200 h.p stopped after power factor is maintained above 0.97 lag by control panel in view-of energy saving
How to calculate earth fault current for 6.6 KV , 50 HZ , 756 Amps , 3000 RPM , 0.8 PF generator
explain transformer ct connection?
It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.
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 .
Is it required to lay GI wires along with GI/MS conduits from one point to another point though separate earthing cable is conncted from DB to Socket?
How to do stting of vl250 siemens MCCB
While testing a ZCT what parameters have to check or measure?
How to select the gauge of wire for winding of motors? How to select number of turns for winding of three phase induction motor?
what is the advantages og idmt relay over magnetic relay??
what are the necessary basic electrical topics to learn for mechanical engineer to deal practical problems.
Difference between drift current and diffusion current?
The electromagnetic torque developed is proportional to what in a D.C series motor?
what will happen if earth of 33 kv cable (earthed system) is not connected to earthing pit?
