What is a bad neutral?

A loose neutral wire can cause abnormal arcs around its point of connection, which can cause the neutral wire to become hot, burn its insulation off, and even cause damage to its surroundings. A loose neutral wire can cause electrical fires. How do you know if you have a bad neutral? To find out if […]

Is 480V Delta or Wye?

480V power systems are not a Delta configuration because of the phase to ground voltages. How can you tell the difference between Delta and Wye? The three phases of the Delta configuration are similar to a triangle. There are three hot wires and one ground wire in the Delta systems. All three hot wires are […]

IES Lighting standards PDF

What is IES Standard? The lighting industry’s standards are published by the IES. Recommendations for product designs, output and best practice can be found in the standards. IES standards make it possible to improve product performance. Well-lit facilities are what you want. What is IES org? You can find the website at www.ies.org. The Illuminating […]

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