Food manufacturers require good colour rendering in their factories – not only during the colour-critical end product inspection, but also to evaluate the freshness of the goods throughout processing. Pendant work station lighting with high-Ra light sources is an appropriate solution.
Lighting requirements in EN 12464-1
Industrial activities and crafts – Food stuffs and luxury food industry
| Type of task / activity area |
Lux-level (Em) |
Glare rating (UGRL) |
Uniformity (U0) |
Colour rendition (Ra) |
Em,z | Em,wall | Em,ceiling | Specific requirements |
|
| required | modified | U0 ≥ 0,10 | |||||||
| Work stations and zones in: - breweries, malting floor. - for washing, barrel filling, cleaning, sieving, peeling. - Cooking in preserve and chocolate factories. - work stations and zones in sugar factories. for drying and fermenting raw tobacco, fermentation cellar. |
200 | 300 | 25 | 0,40 | 80 | 50 | 50 | 30 | |
| Sorting and washing of products, milling, mixing, packing | 300 | 500 | 25 | 0,60 | 80 | 100 | 100 | 50 | |
| Work stations and critical zones in slaughter houses, butchers, dairies mills, on filtering floor in sugar refineries | 500 | 750 | 25 | 0,60 | 80 | 150 | 150 | 75 | |
| Cutting and sorting of fruit and vegetables | 300 | 500 | 25 | 0,60 | 80 | 100 | 100 | 50 | |
| Manufacture of delicatessen foods, kitchen work, manufacture of cigars and cigarettes | 500 | 750 | 22 | 0,60 | 80 | 150 | 150 | 75 | |
| Inspection of glasses and bottles, product control, trimming, sorting, decoration | 500 | 750 | 22 | 0,60 | 80 | 150 | 150 | 100 | |
| Laboratories | 500 | 750 | 19 | 0,60 | 80 | 150 | 150 | 100 | |
| Colour inspection | 1 000 | 1500 | 19 | 0,70 | 90 | 150 | 150 | 100 | 4000 K ≤ CCT ≤ 6500 K |