Answers were Sorted based on User's Feedback
Answer / k.prakashchandra
1) to check the growth of vegetation 2) to reduce touch and
step voltages 3) to offer an anti-skid surface
|Is This Answer Correct ?||15 Yes||3 No|
Answer / pallab phukon
if during rainy season ,water may form any conducting path
causing short circuit,so to prevent this stones is used.
|Is This Answer Correct ?||9 Yes||1 No|
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?
What is frequency?
As we use capacitor bank in 3ph ckt to improve PF, can we use capacitor in single ph domestric use, in house we have Fan,Mixer,electric cooker,iron,tube choke they also lag the system,because it is inductive load. if it is possible to improve PF of single ph system-- if yes- type of capacitor to be used,connection diagram, working in detail. if no-- list it.
How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.
What is the purpose of reactor.why we used in over head line?
how many testing use in power transformer?tell equipment names?
What is UPS and How do you maintain the UPS Maintenance? Brief Description on UPS maintenance.
how braking & making capacity of circuit breaker is calculated?
What is the difference between security constraint unit commitment and security constraint optimal power flow?
For some transformers we are using solid neutral earthing while some others we are using resistance earthing why ?
Diffrectiate between earthing and neutral
what is the formula to calculate voltage drop/loss on 66KV Transmission Line?