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Interior Lighting Control

NC-v4.1 EQc6: Interior lighting
posted by Jennifer Atherton on May 19, 2021, 11:57 am

What is the definition of "occupant spaces" ? 

Last reply: Andrea Vickers, Oct 28, 2022, 3:01 pm

Lighting control + color rendering requirements for v4.1

NC-v4.1 EQc6: Interior lighting
posted by Ashleigh Fischer on Aug 11, 2022, 2:29 pm

Can anyone confirm if v4.1 requires color rendering / color fidelity index requirements to be met to achieve the Lighting Control option?   LEEDuser does not state this, but the credit language...

Last reply: emily reese moody, Aug 14, 2022, 1:07 pm

Glare Control for Regularly Occupied Spaces

NC-v4.1 EQc6: Interior lighting
posted by Lauren Kottis on Feb 7, 2022, 9:58 am

"For all regularly occupied spaces, meet one of the following requirements:  

  1. Use light fixtures with a luminance of less than 7,000 candela per square meter (cd/m)2 between...

Last reply: Karen Joslin, Aug 12, 2022, 3:42 pm

Decorative lighting fixtures

NC-v4.1 EQc6: Interior lighting
posted by Ellis John Mandia on Aug 9, 2022, 6:32 am

Are decorative lighting fixtures such as chandeliers, wall sconces, and table lamps, that are within regularly occupied space included in the requirements to comply with luminance of less than 2,...

Last reply: Glenn Heinmiller, Aug 9, 2022, 11:50 am

Different strategies in different rooms

NC-v4.1 EQc6: Interior lighting
posted by An Marc on Sep 21, 2021, 4:04 am

Our project (NCv4.1) consists of production area (regulary occupied) and office area.

Can we applay strategies 1(Glare Control),2(Color Rendering),3(Lighting Control) for production area...

Last reply: Emily Purcell, Aug 5, 2022, 2:04 pm

Multilevel lighting control

NC-v4.1 EQc6: Interior lighting
posted by Michael on Jun 26, 2022, 11:55 pm

I have 10 lighting fixtures in an office space, and the architect is providing 3 on-off switches:

- switch 1, on-off 5 lightings (50% of lighting numbers)

- switch 2, on-off 2...

Last reply: Michael, Jun 27, 2022, 11:16 pm

Compliance of Lighting fixtures

NC-v4.1 EQc6: Interior lighting
posted by Ellis John Mandia on May 23, 2022, 1:52 am

Hello all,

Here is a actual problem I have encountered. What will happen if the lighting consultant has provided the necessary documents that comply with all the requirements for the...

How to Calculate Surface Reflectivity

NC-v4.1 EQc6: Interior lighting
posted by Tim Murray on Oct 26, 2021, 4:25 pm

In LEEDv4, the Surface Reflectivity criteria was measured by using "area-weighted averages", thus the Interior LIghting Calculator asked for areas of walls and ceilings. One big compliant area...

Last reply: Federica Ariaudo, Apr 8, 2022, 12:23 pm

Lighting control requirement for individual occupant spaces

NC-v4.1 EQc6: Interior lighting
posted by Martina Salonen on Apr 8, 2021, 6:38 am

LEEDuser Basic Member 69 thumbs up March 3, 2022- 5:25 pm Sara, I think your answer is in this thread: https://leeduser.buildinggreen.com/forum/interior-lighting-control look for the recent message from Brad...

Last reply: Sara Goenner Curlee, Mar 4, 2022, 9:17 am

Documentation requirements?

NC-v4.1 EQc6: Interior lighting
posted by Glenn Heinmiller on Oct 19, 2021, 1:02 pm

Has USGBC provided any documentation guidance for this credit? I recall seeing something buried somewhere on the USGBC website, but I can't find it now

Last reply: Afogreen Build, Oct 25, 2021, 5:33 am