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Retrofitting

Steady Power Supply

As technology infiltrates into the workplace, more and more offices are becoming populated with sophisticated computers, printers, and monitors. These are sensitive devices that require a steady, uniform power supply. Any power surge can cause […]
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Retrofitting

Neutral Phase Current

A power panel in a typical office building has a number of circuits to duplex outlets throughout a business. A careful design arranges the circuits to draw nearly the same power from each phase of […]
Retrofitting

Air-Cooled Condensing Unit

In a simple air-cooled compressor, outside air is forced across the refrigerant coil by a fan. The compressed refrigerant gas is cooled and liquefied. The gas returns to the cooling coil in the conditioned space, […]
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Retrofitting

Transformer Sizing

A greater volume of electrical power can be transmitted at higher voltages and at a lower line loss. This is because losses are directly proportional to current losses by I2*R I = current and R […]