I have a doubt about a 3 phase delta delta transformer.. If one line (eg: be it R) the o/p terminal is made to touch ground or if anyone standing ground touch the line.. Then it get shocked or makes a fault current.. I want to know what is the return path of the fault current.. Considering...

I have a 240V Roto-Phase converter (ARCO Electric model M) in my shop installed by an electrician. A wire came loose last week and while debugging that I started thinking about the way it was wired and confused myself. My understanding of 3 phase power is that each leg is 120 degrees out of phase...

Hi, What is it that makes 3 phase power more efficient? Suppose I need an air compressor for a printing shop and I can choose between a 7.5HP single phase and a 7.5HP 3 phase. Ignoring that the cost of the motor is a little less for 3 phase, why is the motor more efficient and how does...

I have to install a hepa filter which is 277 volts I need to istall a receptacle and control switch how can I do it while 1 have 3 phase 110/208v supply also I have 3 phase 480volts. How I will have 277 volts single phase line?

Hi... I am new this community... You are doing great job of knowledge transfer... My question: Can three single phase loads be driven individually by single three phase supply? Please clear my doubt... :confused: