Specifications
Progress Lighting
Post Office Box 5704
Spartanburg, South Car
olina
29304-5704
www
.progresslighting.com
R20, PAR16 and PAR20 Lamp Application Data
Rev. 12/99
Horizontal Surfaces
Clg Ht. Height from floor to ceiling
F.C. Footcandles 30” from floor (work plane)
Dia. & Diameter of effective lighted area and spacing
Spacing to effectively light the horizontal surface
Walls and Vertical Objects
H Height from ceiling to center of beam
D Distance from fixture to wall
F.C. Footcandles at center of beam
L Length of effective lighted area
W Width of effective lighted area
S Spacing of multiple fixtures to effectively light wall
Figure 1
Single lampholder
D
H
FC
L
W
Figure 2
Multiple lampholders
D
H
FC
L
S
CBCP - Center Beam Candlepower
H F.C. L W S F.C. L W S F.C. L W S F.C.
Clg.
Ht.
Dia. &
Spacing
Walls and Vertical Objects
Horizontal Surfaces
45PAR16NSP 4 112 1.8 0.8 0.8 120 1.5 0.9 0.9 110 1.4 1.0 1.0 8 89 1.3
CBCP - 5,000 5 64 2.7 0.9 0.9 76 2.0 1.0 1.0 76 1.8 1.1 1.1 10 55 1.7
Beam - 10 deg. 6 39 3.8 1.1 1.1 50 2.7 1.2 1.2 53 2.3 1.3 1.2 12 38 2.0
D = 2 FT D = 3 FT D = 4 FT
PAR16 & PAR20
Spot Lamps
H F.C. L W S F.C. L W S F.C. L W S F.C.
Clg.
Ht.
Dia. &
Spacing
Walls and Vertical Objects
Horizontal Surfaces
50PAR20NSP 4 149 1.3 0.8 0.8 137 1.3 0.9 0.9 118 1.3 1.0 1.0 10 110 1.2
CBCP - 6,200 6 62 2.4 1.1 1.0 66 2.1 1.1 1.1 73 1.8 1.2 1.2 12 69 1.5
Beam - 9 deg. 8 30 4.0 1.3 1.3 35 3.2 1.4 1.4 37 2.8 1.5 1.5 14 48 1.8
60/75PAR16NSP 4 180 1.5 0.9 0.9 166 1.4 1.0 1.0 143 1.4 1.1 1.1 10 133 1.3
CBCP - 7,500 6 75 2.7 1.2 1.2 80 2.3 1.3 1.2 89 2.0 1.3 1.3 12 83 1.7
Beam - 10 deg. 8 36 4.5 1.5 1.5 42 3.6 1.6 1.5 45 3.2 1.7 1.6 14 57 2.0
D = 3 FT D = 4 FT D = 5 FT
H F.C. L W S F.C. L W S F.C. L W S F.C.
Clg.
Ht.
Dia. &
Spacing
Walls and Vertical Objects
Horizontal Surfaces
PAR16
PAR20
30R20FL 2 27 2.3 1.5 1.4 19 2.4 1.9 1.8 13 2.7 2.4 2.2 8 10 2.8
CBCP - 300 3 13 4.2 1.9 1.8 12 3.5 2.3 2.1 10 3.5 2.7 2.4 9 7 3.4
Beam - 30 deg. 4 7 7.5 2.4 2.2 7 5.1 2.7 2.4 7 4.6 3.0 2.8 10 5 3.9
50R20FL 2 47 4.0 2.3 1.9 35 3.9 3.0 2.5 25 4.3 3.7 3.1 8 18 4.2
CBCP - 550 3 23 8.8 3.0 2.5 22 6.0 3.5 2.9 18 5.7 4.1 3.4 9 13 5
Beam - 45 deg. 4 12 26.2 3.7 3.1 13 9.9 4.1 3.4 12 8.0 4.7 3.9 10 10 5.7
P75R20 2 57 4.0 2.3 1.9 42 3.9 3.0 2.5 29 4.3 3.7 3.1 8 21 4.2
CBCP - 650 3 28 8.8 3.0 2.5 26 6.0 3.5 2.9 21 5.7 4.1 3.4 9 15 5.0
Beam - 45 deg. 4 15 26.2 3.7 3.1 16 9.9 4.1 3.4 14 8.0 4.7 3.9 10 12 5.7
D = 2 FT
D = 3 FT D = 4 FT
R20 Flood Lamps
H F.C. L W S F.C. L W S F.C. L W S F.C.
Clg.
Ht.
Dia. &
Spacing
Walls and Vertical Objects
Horizontal Surfaces
45PAR16NFL 2 124 2.0 1.4 1.3 90 2.1 1.7 1.6 63 2.4 2.1 2.0 8 46 2.6
CBCP - 1,400 3 60 3.6 1.7 1.6 55 3.1 2.0 1.9 45 3.1 2.4 2.2 9 33 3.0
Beam - 27 deg. 4 31 6.2 2.1 2.0 34 4.5 2.4 2.2 31 4.1 2.7 2.5 10 25 3.5
50PAR20NFL 3 60 4.2 1.9 1.8 55 3.5 2.3 2.1 45 3.5 2.7 2.4 8 46 2.8
CBCP - 1,400 4 31 7.5 2.4 2.2 34 5.1 2.7 2.4 31 4.6 3.0 2.8 9 33 3.4
Beam - 30 deg. 5 18 14.1 2.9 2.6 21 7.6 3.1 2.8 21 6.2 3.4 3.1 10 25 3.9
60/75PAR16NFL 3 85 3.6 1.7 1.6 79 3.1 2.0 1.9 64 3.1 2.4 2.2 8 66 2.6
CBCP - 2,000 4 45 6.2 2.1 2.0 48 4.5 2.4 2.2 44 4.1 2.7 2.7 9 48 3.0
Beam - 27 deg. 5 29 10.9 2.6 2.4 30 6.5 2.8 2.6 31 5.4 3.1 3.1 10 36 3.5
D = 2 FT D = 3 FT D = 4 FT
PAR16 & PAR20
Flood Lamps
PAR20
PAR16