Performance, Ledsense, Operation, thermal de-rating and lumen maintenance – TERRALUX DRV User Manual

Page 2

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2  

TerraLUX D

R

V Product Specification – Subject to change without notice

 

WWW.TERRALUX.COM

10/01/2014

 

Performance

   

TerraLUX  D

R

V  

 

Out  of  fixture  

Light  engine  only  –  no  diffuser  

Color  Temperature  

3000K,  3500K  and  4000K  

CRI:  Min  [typical]  

80  [83]  

Light  Output  [lumens]  @  120V  

   

 

118  (18W  CFL  eq.)  

858  

1300  

126  (26W  CFL  eq.)  

950  

1440  

132  (32W  CFL  eq.)  

1150  

1742  

142  (42W  CFL  eq.)  

1285  

1947  

Power  [Watts]  

   

 

118  (18W  CFL  eq.)  

13  

13  

126  (26W  CFL  eq.)  

14.5  

14.5  

132  (32W  CFL  eq.)  

17.5  

17.5  

142  (42W  CFL  eq.)  

19.5  

19.5  

Efficacy  [lm/W]  @  120V  

66  

100  

 

Notes:

Typical Performance @ 25°C. See Relative Light Output vs Temperature and LEDSense® graphs, page 3, for temperature & Power de-rating.

All specifications subject to tolerance of ± 10%

Estimates, will be updated with measurements by third party per IESNA-LM79-08

LEDSense

®

Operation, Thermal De-rating and Lumen Maintenance

The D

R

V employs TerraLUX’s patented LEDSense

®

Thermal Management Technology to

automatically provide maximum light output in various fixtures and operating conditions while
assuring long-term lumen maintenance. LED-Sense

®

regularly measures the operating temperature

and ensures compliance with a pre-programmed temperature and drive-current profile. This profile
is based on the LED manufacturer’s LM-80 data report and minimum L70@60,000 hour lumen
maintenance curves. LEDSense

®

is always active, and will compensate for variation in thermal

conditions due to heatsinking, ambient air, Engine positioning, or any other variable that affects the
operating temperature. The Thermal De-rating curve below identifies the relative light output that
can be expected under various thermal conditions. The LEDSense

®

Power Curve identifies the

reduction in input power over temperature.

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