
www.cooperlighting.com
Customer First Center 1121 Highway 74 South Peachtree City, GA 30269 770.486.4800 FAX 770.486.4801  ADW010227
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FOOTCANDLE TABLE
Select mounting height and read across for 
footcandle values of each isofootcandle line. 
Distance in units of mounting height.
Mounting Footcandle Values for 
Height Isofootcandle Lines
REPORT #768055
10' 4.50 2.25 1.12 0.45 0.22 
15' 2.00 1.00 0.50 0.20 0.10 
20' 1.12 0.56 0.28 0.11 0.05
REPORT #768066
10' 2.25 1.12 0.45 0.22 0.11 
15' 1.00 0.50 0.20 0.10 0.05 
20' 0.56 0.28 0.11 0.05 0.02
REPORT #768055 
15' Mounting Height 
150-Watt HPS, Type III Acrylic Refractor 
16,000-Lumen Clear ED-23.5 Lamp
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REPORT #768066 
15' Mounting Height 
150-Watt HPS, Type V Acrylic Refractor 
16,000-Lumen Clear ED-23.5 Lamp
PHOTOMETRIC
APPLICATION
The ACN Series traditional 
character with updated styling 
and superior photometric 
performance offers roadway 
illumination and uniformity 
to set a new standard for 
decorative post top luminaires. 
It’s traditional styling ties in 
well with historic districts, 
downtown streetscapes, 
walkways, and parking lots.
DIMENSIONS
25 1/3"
[643mm]
18 4/5" [478mm]
ACORN—ACN-2 Post Top Luminaire
NOTE: 1 When brass banding is choosen, finial finished in gold. Specifications and Dimensions subject to change without notice.
COEFFICIENTS OF UTILIZATION
TOPS/FINIAL OPTIONS
LUMENS
Downward Street Side 6721.65 42.0
REPORT #768055
Downward House Side 3681.3 23.0 
Downward Total 10402.95 65.0 
Upward Street Side 2710.24 16.9 
Upward House Side 2260.82 14.1 
Upward Total 4971.06 31.1
PERCENT 
OF LAMP
Total Flux 15374.01 96.1
LUMENS OUTPUT & EFFICIENCY
ORDERING INFORMATION
ACN
Product Family 
ACN=Architectural
Cage Type 
1=Classical 
2=Modern 
3=Architectural 
X=None
Options (add as suffix) 
1=Single Fuse (120, 277V) 
2=Double Fused (208, 240 or 480V) 
4=Internal NEMA Photocontrol Receptacle 
6=White 
8=Bronze 
B=Decorative Brass Banding 
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H=Hartford Green 
SY=Silver 
P=Polycarbonate Refractor 
R=Downlight Reflector
Accessories (order separately) 
AA1000=House Side Shield
Lamp 
Wattage 
50=50W 
70=70W 
10=100W 
15=150W 
17=175W 
25=250W
Lamp Type 
M=Metal
Halide
S=High
Pressure 
Sodium
Ballast Type 
R=Reac./NPF 
H=Reac./HPF 
N=Hi. Reac./NPF 
P=Hi. Reac./HPF 
W=CWA 
K=10KV CWA
Voltage 
2=120V 
0=208V 
4=240V 
7=277V 
8=480V 
9=347V 
W=Multi-Tap
Wired 120V
N=Multi-Tap
Wired 277V
Refractor 
Type 
33=Type III 
55=Type V
Top Type 
1=Acorn 
2=Modern 
3=Victorian 
4=Classical
Finial Type 
1=Victorian 
2=Modern 
3=Architectural 
X=None
ACORN (GLOW TOP) MODERN VICTORIAN (GLOW TOP) CLASSICAL VICTORIAN MODERN ARCHITECTURAL
0.5
0.4
0.3
Street Side
0.5
0.4
0.3
Street Side
House Side
0.2
0.1
REPORT #768055—Coefficients of Utilizations
0.0 
012345
Street Width/Mounting Height
House Side
0.2
0.1
REPORT #768066—Coefficients of Utilizations
0.0 
012345
Street Width/Mounting Height
REPORT #768066
Downward Street Side 5089.05 31.8 
Downward House Side 5089.04 31.8 
Downward Total 10178.09 63.6 
Upward Street Side 2494.74 15.6 
Upward House Side 2494.73 15.6 
Upward Total 4989.47 31.2 
Total Flux 15167.56 94.8
LUMENS
PERCENT 
OF LAMP