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Yes well we had an 80 bed room nursing home were we did the electrical installation work and we had major problems their. When the utility company installed their supply they didn’t make sure that the neutral connection was correctly tightened. It was fine for a bit but over a month or two it...

Thanks for all your feedback. In response to ccjersey the ballast taps for high pressure sodium lighting is generally 230v or 240v L-N in the UK. I totally agree with the idea of balancing the load across the 3 phases. The reason that this other person gave for only distributing the load...

Thanks for your feed back. Scotty UK you are correct in assuming that I am from the UK. Reading back over what I wrote I can see how bad the grammar is and apologise for that, usually I only write like that when it is my notes. I was in a bit of a rush and had promised to my friend who is doing...

first of all thanx to anyone who has taken the time to read this. I have a theoretical question i dont have any data it is just a general quiery. I have a friend who is doing a job the job is near a farm they have created something similer to a football pitch, what they requier us to do is...

I'm not sure of the function of the resistor it is a porcelain tube with a tungsten type of wire coiled around it. On the tube Their is a common connection to connect the feed then their is a second connection witch clamps round the porcelain tube with can be moved to any position on the tube to...

Hello, was called to a school today to investigate a fault on a heater unit. It is realatively simple set up, it consists of a water heated heatextchange and a single phase capacitive start motor, with a variable resistor set at 50 ohm in series with the phase conductor, i presume so the speed...