Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere
On what basis do you decide the ONAN (Oil Natural air natural) or Dry type transformer for a project?
How to calculate the no of Ceiling fan (1200mm sweep) per unit area?
No load tap changing transformer working
can the measured percentage error during calibration of single phase energy meter be negative?
I want to merge a cable..in between two metering Cubicals which contains CT's and PT's and Energy meter..before taking merger..what are the common things required?
How to calculate of maximum demand if given 628kw, 785kva, 0.8 p.f.
Why to keep capacitor bank off while generator running.
Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?
why the carbon brushes are broken in srim while the motor runningtime
What is difference between Sample test and Routine test in safety standard?
what is the problem when i want to close a circuit breaker by local position it closes well.but when i close it in remote position it trips
On what basis the the size of Lightning arrester for buildings are selected ?
What is the mmf,rgt and ngt please brief completely
How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point