The handy design form helps you select which power assembly is required to operate the lighting load you selected for the amount of hours you selected and at your location.
Fixture(s) Selected from Step 1 - Chart A:
Fixture Photo
Fixture Code
Fixture Description
Typical Fixture Uses
Total Number of Fixtures
SLR
Street Light - Bowl Refractor
Streets, roadways, all applications for large areas
SLC
Street Light - Cut-off Optics
Smaller area, brighter direct illumination, no side lighting, Dark Sky
PF
Power Flood - Knuckle Slip Fitter
Boat ramps, corner and perimeter, long linear areas, directional
Fixture Lamp Code(s) Selected from Step 2 - Chart B:
Lamp Code
Watts
Lamp Type
Life (Hours)
Lamp Power Consumption
Total Number of Lamps
5
5 Watt
Compact Fluorescent
12,000
.53 Amps
7
7 Watt
Compact Fluorescent
12,000
.75 Amps
9
9 Watt
Compact Fluorescent
12,000
.9 Amps
Load Controller(s) Selected from Step 3 - Chart C:
Load Code
Load Controller Description
Location
Total Number of Load Controllers
Illumination Schedule
(Run-time)
DAT(X)
Dusk activated timer starts at dusk, specify how many hours
Battery Box
DAT(X)
Dusk activated timer starts at dusk, specify how many hours
Battery Box
DAT(X)
Dusk activated timer starts at dusk, specify how many hours
Battery Box
Accessories Selected from Step 4 - Chart D:
Accessory Code
Description
Quantity
TB
Upsweep Tenon Bracket 4’ w/2’ Rise
SP
Side of Pole Bracket 4’ w/2’ Rise
TR
Truss Bracket – 8’ w/3’ Rise
Power Assembly Selected from Step 5 - Chart E (Total # of Fixtures x Lamp Power Consumption x Total # of hours per day x 1.20%)/Sun Hours = Total Daily Amp hours Consumed
Total # of Lamps
X
Lamp Power Consumption
X
Total Number of Hours per day (Runtime)
X
1.2
(Add 20%)
Total
Divide By
Sun Hours
Total Daily Amp Hours Consumed
<
Power Assembly Sizes (in Watts)
12
X
.53 Amps
X
3 A. H.
X
1.20
22.896
/
8
2.862Daily Amp/Hours Consumed
<
SEPA10
5
X
.75 Amps
X
6 A. H.
X
1.20
27
/
6
4.5Daily Amp/Hours Consumed
<
SEPA20
8
X
.9 Amps
X
9 A. H.
X
1.20
77.76
/
10
7.776Daily Amp/Hours Consumed
<
SEPA30
Solar Electric Power Company uses a four section part number chart to specify your solar lighting system from over a thousand models of various lighting systems. The chart is used to create your part number as well as order your system.
The order for designing a system is:
Determine the power assembly by completing the design form above and place the code in the part number chart.
Enter the fixture code for the system from Step 1, Chart A under fixture code in the part number chart below.
Enter the quantity of fixtures under the number of fixtures (if more than 1) in the part number chart below.
Enter the lamp code from Step 2, Chart B under the lamp code in the part number chart below.
Enter the load controller code from Step 3, Chart C under the load controller in the part number chart below.
Determine the accessory, if required, used for various brackets, select the letter code from Step 4