Three phase electricity can seem a little daunting and confusing at first so we break it down and make it simple and understandable in this specially released to the public video that forms part of our free CPD content. We answer questions such as: What is three phase electricity? Why do we use three phase and how do we use it? What are the relationships between voltages and currents in a 3-phase system? What are the colours used for three phase supplies? We also myth-bust some common preconcept