All posts by DLC

New Draft Update to DLC Horticultural Lighting Technical Requirements

The DLC yesterday released for comment draft Technical Requirements for LED-based Horticultural Lighting: Version 2.0,  an update designed to increase the efficacy threshold for the DLC’s Horticultural Qualified Products List (QPL), while continuing the transition to specific data and metrics that best represent horticultural lighting performance. The DLC is also seeking comment on proposed changes ...

Some Changes to SSL Technical Requirements V5.0 In Light of COVID-19

It’s difficult – maybe impossible - to overstate how much has changed since we released the final version of the DLC’s new performance standards for solid-state (SSL) lighting on February 14. In just over two months, the COVID-19 pandemic has transformed personal and professional lives across the globe. We are all dealing with continuous disruptions ...

The Value of Dimming

Workplaces are widely diverse – from large corporate headquarters and warehouses to dentists’ offices, school classrooms, and retail spaces. One thing most have in common, however, is the presence of lights in the ceiling. And, more and more, we are learning how aspects of that lighting can significantly impact employees’ levels of comfort, stress, motivation, ...

DLC Issues Final V5 Performance Standards for Commercial LED Lighting

Released in two parts - V5.0 and V5.1, new technical requirements embody a phased approach to incorporating quality of light metrics into high-performing, energy efficient lighting. Released today is the final version of new performance standards for high-performing solid-state commercial lighting, continuing a decade-long push to maximize efficacy and energy efficiency, while moving to capture ...

Networked Lighting Controls System Technical Requirements V5 (NLC5) Released and Open for Comment

Policy continues multi-year effort to boost the value of NLC technology by addressing critical issues of cybersecurity, energy monitoring, and interoperability - leading to wider adoption   In a continuing effort to stimulate market adoption of networked lighting controls (NLC), the DesignLights Consortium (DLC) yesterday released for comment a new version of its technical requirements ...

DLC Launches Online Tool for Networked Lighting Control Systems

The DLC today launched an online Qualified Products List for networked lighting controls (NLC) – making it easier and faster for architects, building owners, contractors and others to find NLC products best suited for their projects. The new tool is the DLC’s latest effort to broaden adoption of energy-saving and smart building-enabling NLC technologies. Like the online ...

Are you leaving energy savings on the table? New research says you might be.

Limitations of state efficiency policies routinely result in understated energy savings potential of lighting systems, and particularly advanced lighting control technologies, inadvertently leaving substantial savings on the table, according to a new study released today. Efficiency programs that capitalize on system-level lighting efficiency measures – combining lighting technology upgrades with networked lighting controls (NLC) – ...