12.07.2015 Views

Busch,Universalë , Zentraldimmer 6593U,500 , Leistungsbaustein ...

Busch,Universalë , Zentraldimmer 6593U,500 , Leistungsbaustein ...

Busch,Universalë , Zentraldimmer 6593U,500 , Leistungsbaustein ...

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Installation1.1.1.48Universal Dimmer - Functional DescriptionUpon connection of the supply voltage, themicroprocessor integrated in the dimmer evaluates thecharacteristics of the connected service load anddecides whether phaseangle or phase-section control isto be employed.During this calibration process, the lighting system isswitched on for up to two seconds and the unit isblocked.CAUTIONIn order to ensure that the precise load is recognised bythe dimmer, this should neither be operated with shortcircuit nor with secondary open-circuit conventionaltransformers when the supply voltage is connected.

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