Specification Sheet

Photometric Data
Ordering Information
2ft Vapor Tight
Color Total Fixture Lumens LPW* DLC**
Item Ordering Ingress Power Input Temp Clear Diffuse Clear Diffuse Clear Diffuse
Number Abbreviation Protection (W) Voltage (CCT) Lens Lens Lens Lens Lens Lens Options
74530 VAPOR1A/025UNVD840/24EC/GR IP65 25 120-277 4000K 3100 2800 135 121 Prm Std –
74531 VAPOR1A/025UNVD850/24EC/GR IP65 25 120-277 5000K 3100 2800 137 123 Prm Std –
74532 VAPOR1B/025UNVD840/24EC/GR/D IP65 25 120-277 4000K 3100 2800 135 121 Prm – Sensor
74533 VAPOR1B/025UNVD850/24EC/GR/D IP65 25 120-277 5000K 3100 2800 137 123 Prm – Sensor
60074 VAPOR1B/025UNVD840/24EC/GR/E IP65 25 120-277 4000K 3100 2800 135 121 Prm – Emergency
60075 VAPOR1B/025UNVD850/24EC/GR/E IP65 25 120-277 5000K 3100 2800 137 123 Prm – Emergency
*LPW per LM79 Report
**Std for DLC Standard, Prm for DLC Premium
2 ft VAPOR1A/025UNVD840
Isofootcandle Lines at 15' Mounting Height
4 ft VAPOR1B/040UNVD840
Isofootcandle Lines at 12' Mounting Height
For other mounting heights apply the following multipliers:
Mounting
Height
10' 12' 15' 18' 20'
Multiplier 2.25 1.56 1.00 0.44 0.36
For other mounting heights apply the following multipliers:
Mounting
Height
8' 10' 12' 15' 16' 18'
Multiplier 2.25 1.44 1.00 0.73 0.56 0.44
Fixture Spacing Chart
VAPOR1A/025UNVD840/24EC/GR VAPOR1B/040UNVD840/48EC/GR
On Center Fixture Spacing On Center Fixture Spacing
8'x10' 10'x10' 10'x12' 8'x10' 10'x10' 10'x12'
8' 39 29 23.2 65.6 51.2 40.2
10' 37.9 28.1 22.5 63.6 49.9 39.2
12' 35.2 2 7.3 21.9 63.4 48.3 3 8.1
14' 34.2 26.6 21.3 61.7 47.3 37. 2
16' 33.2 25.6 20.7 55.5 46.3 36.2
18' 32.3 24.9 20.1 53.9 44.7 35.3
Average Illuminance (fc) at 0" AFF.
80/50/20 reflectances.
12 0 1 2
123 30 1 2
1
0
1
1
2
2
0
1
.5
1
2
5
10
12 0 1 2
123 30 1 2
1
0
1
1
2
2
0
1
.5
1
2
5
10
*For 20W use 0.5 multiplier