The standard values for service illuminance (Em [Lux]), color appearance (F), color rendering group (Ra), and unified glare restriction class (UGRL) according to EN 12464-1 are listed in the table for the various types of interior or activity. The ratings for service illuminance, color rendering group, and direct glare restriction class represent minimum values to be met by the lighting system.


Interiors / Activities

Em[lx]

F

Ra

UGRL

Workstations and areas at baths and bale openers

200

ww, nw

60

25

Carding, washing, ironing, willowing, drawing, combing, sizing, card cutting, slubbing, jute and hemp spinning

300

ww, nw

80

22

Design, pattern drawing

750

nw: T > 4000 K

90

22

Dressing, dyeing

500

ww, nw, tw

80

22

Leafing, skimming, rearing, spinning, spooling, twisting, twisting, knitting, braiding

500

ww, nw

80

22

Combing, sewing, fabric printing, fine knitting

750

ww, nw, tw

80

22

Plastering

500

ww, nw

80

22

Automatic fabric printing

500

ww, nw, tw

80

25

Cleaning, napping, sewing, netting

1000

ww, nw, tw

80

19

Quality controls, color controls 1000
nw: T > 4000 K 90
16
Art pots
1500
nw: T > 4000 K 90
19