Cut Sheet

Angle Avg.
Candela
0 6192
5 6314
15
6906
25 7671
35
8469
45 8767
55
6855
65 4063
75 2131
85 1042
Angle Avg.
Candela
95 635
105 362
115
227
125 208
135
14
145 0
155
0
165 0
175 0
ZONE END 45 CROSS
45 20909 19898 21408
55 19546 18317 18377
65 14310 12634 14125
75
10180 8803 10171
85 8292 6576 8364
UL 1598 Listed suitable for wet location and
40°C ambient for all lamp wattages listed.
1.3/4" threaded cast aluminum nut and hub
for easy, positive mounting.
2.Heavy wall, one piece die cast aluminum
housing with white polyester powder finish.
3.Day-Brite “Slant 2” ballast mounting for
cooler operation. Ballast has high
temperature class H insulation and a
minimum starting temperature of -40°C
(-40°F) for HPS and Pulse Start MH or -30°C
(-20°F) for MH.
4.
Cor
rosion resistant stainless steel latches.
5.
Pr
ecision spun heavy gauge aluminum
r
eflector coated inside and out with highly
r
eflective (90-92%) white polyester powder
finish.
6.
One piece injection molded lens; 3/16"
minimum thickness of 100% vir
gin acr
ylic for
excellent brightness contr
ol and high
ef
ficiency
. UL Listed for Metal Halide ar
c tube
containment.
7.
Lar
ge wiring access with captive r
etainer
scr
ew
.
8. Glass overlay (CRG only).
PHOTOMETRICS
PRODUCT FEATURES
These photometric results were obtained in the Day-Brite Lighting Laboratory which is NVLAP
accredited by the National Institute of Standards and Technology.
EFFECTIVE FLOOR CAVITY REFLECTANCE 20 PER (pfc=0.20)
CEIL 80 70 50 30 10
WALL 70 50 30 10 70 50 30 10 50 30 10 50 30 10 50 30 10
RCR
0 98 98 98 98 96 96 96 96 91 91 91 86 86 86 82 82 82
1
89 85 81 77 86 82 79 76 78 75 72 74 72 70 70 69 67
2 80 73 67 62 78 71 65 61 67 63 59 64 60 57 61 58 55
3 73 63 56 50 70 62 55 50 59 53 48 56 51 47 53 49 46
4 66 55 48 42 64 54 47 41 51 45 40 49 44 39 47 42 38
5 60 49 41 35 58 48 40 35 46 39 34 43 38 33 41 37 33
6
55 44 36 30 53 43 35 30 41 34 29 39 33 29 37 32 28
7
51 39 31 26 49 38 31 26 37 30 25 35 29 25 34 28 24
8
47 35 28 23 46 35 28 23 33 27 22 32 26 22 30 25 21
9 44 32 25 20 42 31 25 20 30 24 20 29 23 19 28 23 19
10
41 29 23 18 40 29 22 18 28 22 18 27 21 17 26 21 17
CANDLEPOWER
COMP
ARATIVE YEARLY LIGHTING ENERGY COST PER 1000
LUMENS = $3.29 BASED ON 3000 HRS. AND $.08 PER KWH.
LER=73
ZONAL SUMMARY
AVERAGE BRIGHTNESS
COEFFICIENTS OF UTILIZATION
DISTRIBUTION CURVE
Degrees Lumens % Lamp %Fixture
(0-30) 6206 15.5 18.6
(0-40) 11529 28.8 34.6
(0-60)
24322 60.8 72.9
(0-90) 31838 79.6 95.4
(90-180) 1522 3.8 4.6
(0-180) 33360 83.4 100.0
1
2
3
4
5
6
7
ADDITIONAL TEST NUMBERS
DESCRIPTION S/MH TEST NUMBER
LBN250M-CRA 1.7 17337
LBN400S-CRA 1.8
17310
LBN250S-CRA 1.8
17310-1P
HBO400 PMT
-PSC A17
DA
Y-BRITE LIGHTING • www.daybritelighting.com
776 South Gr
een Str
eet • T
upelo, Mississippi 38804 • PH: [phone] • F
AX: [phone]
CANADIAN DIVISION
189 Bullock Drive • Markham, Ontario L3P 1W4 • PH: [phone] • FAX: [phone]
©2008 DAY-BRITE LIGHTING DAY-BRITE RESERVES THE RIGHT TO MAKE CHANGES WITHOUT NOTICE.
LB-11042.1
8
LBN 400W MH CRA
WIDE SPREAD S/MH = 2.0
TEST NO. 17309