What is the allowalable frequency variation in India and in
US?
Why there is the difference?
Answer Posted / deepak kumar
+- .5%
| Is This Answer Correct ? | 6 Yes | 15 No |
Post New Answer View All Answers
why it is not advisable to run low rating (19KVA) DG sets in parallel for long durations even though they are provided with droop ckts (QDC)
What is the difference between circuit breaker and isolator
use of PIR in ehv breaker
why cable i burning without tripping. how can protect led street lights
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?
how many types control panel of a 132/33 kv substation
which is the best institute for PLC,SCADA,DCS in hyderabad
What is installed in PAC that is control the humidity
what is errection pcbs?
if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer
Dear sir, I completed DECE In the year 1995.Now i am working in a private company from last 10 years as an Electrical supervisor.The company having a 1000 KVA transformer.Now i try to apply "C" Licence. I am eligible or not.If not eligible,pls give solution.
How cmd is calculated in case of energy neters
how we select ac fuse rating of an power inverter???
Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.
What are the advantages and disadvantages of negative feed back?