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Mains dimmable phase cut LED drivers deliver up to 33W and 700mA

February 20, 2012 | Julien Happich | 222904152
Mains dimmable phase cut LED drivers deliver up to 33W and 700mA The CoolLED Kompact and CoolLED 40W drivers from Harvard Engineering are aimed at the professional lighting sector, provide a high performance solution for powering high-brightness LEDs from a mains supply. In addition, these high efficiency designed drivers ensure cool operation and long life.

Boasting an efficiency of 85%, the fully-isolated SELV Kompact Driver outputs up to 33W and supports 700mA of current, while the CoolLED 40W driver comes with a 5V auxiliary fan output as standard. The latter is compatible with all major LED modules including Xicato 2000 Lumen XSM and Osram PrevaLED. Active bleed circuitry maintains holding current to ensure a smooth dimming process from below 5% to 100% (dependent on dimmer performance). The units are open and short-circuit protected, self-resetting over temperature trip and operate over the -25 to 50°C temperature range. They are double insulated (Class II) and feature surge protection up to 2kV. 350mA and 500mA versions are in development.

Visit Harvard Engineering at www.HarvardEng.com

 










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