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  Ledalite Architectural Products Inc.   Cresendo  

Cresendo - Page 21

   

Cresendo

Crescendo 11"   

1 Biax - Semi-Indirect
PHOTOMETRY
Reports# 2100518
Efficiency 78.7%
Peak Candela Value 1258 @ 135°
Peak:Zenith Ratio 1.2:1

CANDELA DISTRIBUTION

Vert. Angle

HorizontalAngle

 Zonal Lumens
0 22.5 45 67.5 90
0 194 194 194 194 194  
5 194 194 193 194 192 19
15 184 185 184 184 184 52
25 169 170 169 168 169 79
35 147 147 147 147 148 93
45 121 121 123 121 122 95
55 90 92 94 94 96 84
65 56 60 65 66 68 63
75 24 30 36 34 34 35
85 2 8 11 11 10 10
90 0 1 1 0 0  
95 58 99 58 37 31 92
105 210 426 589 530 498 492
115 390 602 823 961 1012 760
125 564 692 977 1105 1150 812
135 719 785 1007 1202 1258 767
145 851 887 994 1140 1199 636
155 953 973 1015 1074 1100 473
165 1022 1035 1046 1061 1067 297
175 1062 1065 1064 1067 1069 103
180 1066 1066 1066 1066 1066  

COEFFICIENTS OF UTILIZATION (%)

Ceiling Wall RCR 80 70 50 0
70 50 30 10 70 50 30 50 30 10 0
0 76 76 76 76 66 66 66 48 48 48 8
1 69 66 63 61 60 58 55 42 40 39 7
2 63 58 53 49 55 50 47 36 34 32 5
3 57 51 45 41 50 44 40 32 29 27 4
4 52 44 39 34 45 39 34 28 25 22 4
5 48 39 33 29 41 34 29 25 22 19 3
6 44 35 29 25 38 31 26 22 19 16 3
7 40 31 26 21 35 27 23 20 17 14 2
8 37 28 23 19 32 25 20 18 15 12 2
9 35 26 20 16 30 22 18 16 13 11 2
10 32 23 18 14 28 20 16 15 12 10 2

Based on a floor reflectance of 0.2

SPECIFICATIONS

Housing:

6063 T5 extruded aluminum.

Optical system:

Optical system constructed of highly specular aluminum to produce a semi-indirect distribution.

Row ends:

Mitered aluminum extrusion sculptured end caps.

Joints & Intersections:

All joints shall be accomplished using TwinLock™ joining system. Optional intersections in "L", "T", or "X" configurations, shall be mitered aluminum extrusion.

Mounting:

All mounts shall have tamper proof infinite vertical adjustment capability. Mounts shall be independently certified up to Zone 4 seismic requirements and able to accept loads up to 1000lb.

Electrical:

All luminaire sections shall be factory pre-wired to section ends, utilizing segregated raceways. Optional quick connect plugs are available.

Ballast:

Electronic: rapid start or dimming.

Approvals:

Certified to UL & CSA standards.

Finish:

Thermosetting polyester, electrostatically applied meeting AAMA 603.8. Available in Ledalite standard white and in a full architectural spectrum of colors. Medium gloss finish as standard.

©1998 Ledalite Architectural Products Inc. 9087A - 198th Street, Langley, B.C., Canada, V1M 3B1

Phone: 604-888-6811 Toll Free Fax: 1-800-665-LEDA (5332) Email: info@ledalite.com  WWW: http://www.ledalite.com  

Note: Specifications subject to change without notice.



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