Technical Features

May 2010
Moving from Electromechanical to Solid-State in Relays and Circuit Breakers
Courtsey Eaton Corporation

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Figure 1: Contact wear in an electromechanical relay

As a mature technology, electromechanical relays and circuit breakers are well established, however they continue to suffer from some inherent weaknesses. Moving to solid-state technology can address these but introduces its own challenges. So, what is the right solution? In the movies, whenever the
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Date:
10/31/2019
Inductors for Illumination
A wide variety of driver circuits is needed to support new LED applications and the demands for high performance are challenging designers to be as creative as possible with new circuit techniques.
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Date:
05/01/2010
LED Lighting Variants
A power-saving, environmentally friendly, long-life, compact and (above all) cost-effective light source - LEDs have created an entirely new generation of lamps. According to the International
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Date:
05/01/2010
LED Lighting Circuit Protection Strategies
As government agencies, industry and consumers look for ways to reduce energy costs, light-emitting diode (LED) lighting technology is expected to boom. LED technology has advanced rapidly, with
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Date:
05/01/2010

Power Factor Perfection
Most modern power supplies are required to contain the harmonic content of the current they absorb from the line. Practically, regulations request the line current to be nearly sinusoidal and in
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Date:
05/01/2010