ELECTRICAL ENGINEERING DESIGN AND TUTORIAL RESOURCES

ELECTRICAL ENGINEERING | CIRCUITS | ALTERNATING CURRENT | DIRECT CURRENT | GENERATION | TRANSMISSION LINES | PROTECTIVE RELAYING | SUBSTATION | SCADA | DISTRIBUTION SYSTEM | POWER SYSTEM | FAULT ANALYSIS

LAMP COLOR TEMPERATURE BASIC INFORMATION AND TUTORIALS

Lamp color temperature is rated in Kelvin degrees, and the term is used to describe the “whiteness” of the lamp light. In incandescent lam...

ENERGY SAVING BALLAST BASIC INFORMATION AND TUTORIALS

The market for magnetic (core and coil) ballasts is shrinking! The National Appliance Energy Conservation Amendment of 1988, Public Law 10...

MISMATCHING OF FLUORESCENT LAMPS AND BALLASTS BASIC INFORMATION AND TUTORIALS

Be sure to use the proper lamp for a given ballast. Mismatching a lamp and ballast may result in poor starting and poor performance, as we...

FLUORESCENT BALLASTS TYPES BASIC INFORMATION AND TUTORIALS

Preheat. Preheat ballasts are connected in a simple series circuit. They are easily identified because they have a “starter.” One type o...

WHAT IS A LUMINAIRE? BASIC INFORMATION AND TUTORIALS

NEC defines a luminaire as a complete lighting unit consisting of a light source such as lamp or lamps, together with the parts designed t...

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