Poznámky redaktora
82 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 0.97
0.75
Indirect VC
C
N
S
1.87
Reflector enclosed above
(no self-cleaning effect)
0.91
Reflector exposed above
(self-cleaning effect)
0.60
0.91 0.90 0.96 0.93 0.86 0.95 0.202
The Lighting Handbook
Luminaire cleaning
interval years
Environment type C
Luminaire type
Batten lum.81 0.97
0.00
0.83 0.77
0.75
0.91
0.96 0.00
1.88 0.89 0.85
0.92 0.92 0.95 0.00
1.74 0.93 0.00
1.00
0.92
0.98
0.91
0.56
0.95
0.96 0.86 0.72 0.00
1.94 0.77
0.77 0. with open light distribution 0.98 0.5)
Ambient conditions: very clean, clean, normal, soiled
0.81 0.0
Table for luminaire maintenance factor (LMF)
Table for room maintenance factor (RMF)
Maintenance lighting systems
.96 0.00
1.94 0.86
0.91 0.95
0.86 0.00
0.91 0.95 0.87
0.89 0.86
0.5 1.73
0.5
Direct VC
C
N
S
1.88 0.93
0.00
1.91
0.00
1.89 0.89
0.94 0.96
0.92
Indirect luminaires 0.00
1.84
0.72
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
0.93
0.94
0.90
0.92 0.95 0.5 1.84
0.94 0.93 0.94 0.93 0.94 0.95
0.95 0.85 0.00
1.84
Enclosed IP2X 0.0 1.93 0.94 0.83 0.92
0.83 0.86
Direct/Indirect VC
C
N
S
1.85
Dust-proof IP5X 0.88 0.87 0.93 0.90 0.96
0.89 0.92 0.87
0.83 0
