HIGH OUTPUT LED SOLUTIONS

BEFORE: 400HPS

( 454 Watts)

AFTER: 98 Watts LED

NEEDED MORE LIGHT!

100 ‘ HIGH MAST RETROFIT1000W HPS (1090 Watts) to 400W LED

LOOK AT THE TREES!

SIGNAGE RETROFIT F34T12 FLUORESCENT TO 3 WPF LED LINEAR TAPE

LEFT – 1000W Metal Halide RIGHT 268W LED MOUNTED AT 53’

NEW GENERATION 42 WATTS PER MODULE!

378W LED RETROFIT

City of Los Angeles “Changing our Glow for Efficiency”

“3rd Year Report”

IES Street and Area Lighting Conference

Miami

September 2012

Bureau of Street Lighting Operations

• One of five Bureaus in the Dept. of Public Works, Est. in 1925

• 210,000 streetlights with over 400 different styles

• 4500 miles of streets are illuminated

• $25 Mil. Annual Budget - Appropriation for FY 12/13

Bureau of Street Lighting Operations

• Street Lighting Maintenance Assessment Fund

• All maintenance and engineering work in House/214 Employees

•More than 70,000 streetlight repairs in 2008

CITY FROM MOUNT WILSON BEFORE LED RETROFIT PROJECT - 2008

CITY FROM MOUNT WILSON 3 YEARS AFTER LED RETROFIT PROJECT - 2012

Before and After Pictures of Program Fc.: 4.31

Ave./Min.:2.40

Max./Min.: 5.4

BEFORE - 200 W HPS (240 W) 6th Street Bridge over Los Angeles River

Before and After Pictures of Program Fc.: 3.48

Ave./Min.: 1.63

Max./Min.: 2.67

AFTER - 180 W LED (180 W) 6th Street Bridge over Los Angeles River

Before and After Pictures of Program

Ocean Front Walkway, Venice - LED

Fc.: 1.46

Ave./Min.: 6.63

Max./Min.: 18.32

BEFORE 150 W HPS (190 W)

Before and After Pictures of Program

Ocean Front Walkway, Venice - LED

Fc.: 1.90

Ave./Min.: 3.29

Max./Min.: 7.44

AFTER 72 W LED (72 W)

100’ HIGH MAST WITH (4) 1000W HPS FIXTURES

AFTER 100’ HIGH MAST WITH (4) 400W LED RETROFIT KITS

Good News!

There are some LED component/product standards • LM79 - Photometric testing (luminaires..) • LM80 - Lumen Depreciation Testing (packages, modules)

• TM21- Projecting Long-Term Lumen Maintenance of LED Light Sources

• UL8750 - Light Emitting Diode (LED) Equipment for Use in Lighting Products

• NEMA SSL 1 - Electronic drivers for LED Devices, Arrays, or Systems

• ANSI C82.77 - Harmonic Emission Limits—Related Power Quality Requirements for Lighting Equipment

• ANSI C62.41 - Recommended Practice on Surge Voltages in Low-Voltage AC Power Circuits

• FCC CFR 47 part 15 for EMI and RFI

• IEEE P1789 - Recommended Practice of Modulating Current in High Brightness LED’s for Mitigating Health Risks to Viewers