The local electrical company drew up site diagram for a new single phase service that is suppose to feed an existing single phase 1200A 240V MDP panel. His drawing indicates 100KW pad mounted transformer, with 3 sets of 350 AL kcmil wiring coming in. Is the 100KW size of pad mounted transformer...
I am working on a building where there are two seperate services both to be removed. One is a three phase three wire 120/230V and the other is single phase 120/230V service. The change will get rid of both the previous services and will now be to a new service three phase/4W. The question is...
I recently visited a site where a new building was put up about a year ago. However when the new building was under construction and they broke ground, they damaged the feeder to an adjacent building. All the power was lost. So to patch it up they made a small man hole and spliced existing and...
I have a three phase service coming 120/208V panel. I have a chair lift that requires a 110 Volts, 1 Phase, 15 Amps power supply for the motor. Is it OK to make this connection, can there be any adverse affects from an unbalanced load? I am guess also I do not need a transformer.
