Feb 6, 2005 11:53
19 yrs ago
English term
electronic operational devices
English to Italian
Other
Electronics / Elect Eng
LED
To determine the relationship between life expectancy and ambient temperature the working group recommends taking a method already used in light engineering for electronic operational devices and applying it to LED modules. Here the manufacturer defines one or more temperature measurement points on the LED module. Several measurement points will be required whenever large temperature differences are to be expected on the module - on linear structures, for example. The luminaire manufacturer integrates the LED module in his luminaire design. The temperature is measured at the reference point of the LED module in a thermally stabilized state using thermosensors.
Proposed translations
(Italian)
3 | dispositivi di funzionamento elettronici | Andrea Cingolani |
5 | dispositivi di funzionamento elettronico | Cecilia Civetta |
Proposed translations
10 mins
Selected
dispositivi di funzionamento elettronici
mi sembra...
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5 mins
Discussion
Life expectancy information for LED modules
Manufacturers of LED modules can use the LED curves to determine the life expectancies of LED modules. The forward current is either
� permanently pre-set on the module
� pre-set from the operational device, or
� selectively regulated by the user in order, for example, to achieve specific lighting parameters or life expectancies.