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STREETWORKS Outdoor Lighting Solutions 143Cooper Lighting
GPF GENERAL PURPOSE FLOOD FLOODLIGHTING
PHOTOMETRICS [Complete IES files available at www.cooperlighting.com]
GPF40S76.IES
400-Watt HPS
50,000 Lumen Lamp
Tilt-45°
6
5
4
3
2
1
0
1
5 4 3 2 1 0 1 2 3 4 5
A
B C ED
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
ABCDE
GPF40S76.IES / GPF40M76.IES
20' 10.00 5.00 2.00 1.00 0.50
25' 6.40 3.20 1.28 0.64 0.32
30' 4.44 2.22 0.89 0.44 0.22
35' 3.27 1.63 0.65 0.33 0.18
40' 2.50 1.25 0.50 0.25 0.13
GPF91S77.IES / GPF91M77.IES
30' 20.00 10.00 5.00 2.00 1.00
35' 14.69 7.35 3.67 1.47 0.73
40' 11.25 5.63 2.81 1.13 0.56
45' 8.89 4.44 2.22 0.89 0.44
50' 7.20 3.60 1.80 0.72 0.36
6
5
4
3
2
1
0
1
5 4 3 2 1 0 1 2 3 4 5
A
B C ED
GPF40M76.IES
400-Watt MH
36,000 Lumen Lamp
Tilt-45°
GPF91S77.IES
1000-Watt HPS
140,000 Lumen Lamp
Tilt-45°
3
2
1
0
1
3 2 1 0 1 2 3
A
B C ED
3
2
1
0
1
3 2 1 0 1 2 3
A
B C ED
GPF91M77.IES
1000-Watt MH
110,000 Lumen Lamp
Tilt-45°
BEAM AVAILABILITY AND LAMP ORIENTATION
Distribution
Type (HxV) HPS MH Orientation
7x6
••
Vertical
6x5 Cutoff
•
Horizontal
6x2
••
Horizontal
5x5 Cutoff
•
Horizontal
4x4
•
Vertical
4x3
•
Vertical
2x4
•
Vertical
2x3
•
Vertical
1x2
•
Vertical
DRILLING PATTERN FOR YOKE- AND TRUNNION-MOUNT
YOKE MOUNT TRUNNION MOUNT
3 3/4" [95mm]
1 7/8"
[48mm]
7/8" [22mm]
dia. hole
1"
[25mm]
9/16" [14mm]
dia. hole (2)
2" [51mm]
1 1/2" [38mm]
5 3/8"
[137mm]
3 1/2"
[89mm]