Poznámky redaktora
85 0.74 0.89 0.84
Enclosed IP2X 0.91
Reflector exposed above
(self-cleaning effect)
0.5)
Ambient conditions: very clean, clean, normal, soiled
0.00
0.92
0.83 0.92 0.00
1.92
0.84
0.55
From CIE publication “Maintenance indoor electric lighting systems”, dated 2005, ISBN 3900734348
The figures the table above apply reflection factors 70/50/20 and medium-sized room 2.97
0.90
0.86 0.95 0.72
0.92 0.95 0.97
0.56
0.00
0.88 0.00
1.94 0.75
Indirect VC
C
N
S
1.91 0.91
0.96 0.86
0.96 0.75
0.00
1.81 0.0
Table for luminaire maintenance factor (LMF)
Table for room maintenance factor (RMF)
Maintenance lighting systems
.85
0.00
1.89 0.83 0.93 0.83 0.93 0.95 0.5 1.0 1.83 0.93 0.90 0.202
The Lighting Handbook
Luminaire cleaning
interval years
Environment type C
Luminaire type
Batten lum.96 0.94 0.91 0.87
Reflector enclosed above
(no self-cleaning effect)
0.00
1.00
1.5 1.90 0.93 0.88 0.77
0.89 0. with open light distribution 0.95 0.81
From CIE publication “Maintenance indoor electric lighting systems”, dated 2005, ICBN 3900734348
Ambient conditions: very clean, clean, normal, soiled
Luminaire cleaning
interval years
Illumination type Environment type 0.94 0.72 0.88 0.84
0.60
0.93
0.97
0.81 0.93
0.93 0.87
0.86
Direct/Indirect VC
C
N
S
1.95 0.91
0.92 0.95
0.89 0.98
0.92 0.96
0.86
0.96 0.00
0.77
0.96
0.86 0.86 0.92
Indirect luminaires 0.95
0.91
0.94
0.93 0.94 0.94 0.87
0.89
0.77 0.85
Dust-proof IP5X 0.00
1.00
1.00
1.73
0.95
0.5
Direct VC
C
N
S
1.94 0.94 0.91 0.87 0.82 0.98 0
