I think whole building meters must also meet the Advanced Metering requirements per the Requirements section of the reference guide however the rest of the reference guide, credit template, and LEEDuser fail to mention this when explaining Advanced Metering locations. Seems like the language throughout only focuses on the 10%+ energy end use systems.
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Marcus Sheffer
LEED Fellow7group / Energy Opportunities
LEEDuser Expert
5909 thumbs up
April 16, 2021 - 2:43 pm
Credit requirement is pretty clear about that but I can see where some utility meters would not meet all of the criteria. I would guess that an exception would be made in that case since the building owner does not control the utility meter specifications. Anyone receiving review comments to the contrary?
Dave Hubka
Practice Leader - SustainabilityEUA
LEEDuser Expert
530 thumbs up
April 16, 2021 - 4:20 pm
Thanks Marcus.
The review comment i received stated "confirm that whole-building gas use is metered by an advanced meter - which requires the capability to report hourly, daily, monthly, and annual energy use".
It's probably pretty simple "whole building energy sources must include advanced energy metering".
I would expect the project team would need to include the advanced meter since utility-provided meters are probably not that granular.
Marcus Sheffer
LEED Fellow7group / Energy Opportunities
LEEDuser Expert
5909 thumbs up
April 16, 2021 - 4:36 pm
Do utilities give you the option of providing your own meter? They don't in my experience. So you need to install a second whole building meter? Makes no sense to me. I understand why the submeters would need to meet the criteria but some of the criteria don't make sense for a utility meter.
Dave Hubka
Practice Leader - SustainabilityEUA
LEEDuser Expert
530 thumbs up
April 16, 2021 - 7:52 pm
In my experience utilities do not allow owners to provide their own meters (maybe they don't trust them). and utility supplied meters are set up to obtain the info needed by the utility so that billings can be generated per their schedule. Monthly energy use is the typical time-capture of info, and definately not hourly.
So it appears that to obtain the credit a second owner-supplied advanced meter would be required to be installed where whole building electricity / gas enter the project. (should account for building and site energy use)
My opinion, advanced metering at the whole-building level is kinda overkill if you are already advanced metering each 10%+ energy end uses.
Marcus Sheffer
LEED Fellow7group / Energy Opportunities
LEEDuser Expert
5909 thumbs up
April 16, 2021 - 9:00 pm
Agreed
Dave Hubka
Practice Leader - SustainabilityEUA
LEEDuser Expert
530 thumbs up
May 14, 2021 - 1:34 pm
circling back on this one...i just read this in the LEED reference guide:
The Further Explanation section states: "Low data granularity, such as with whole-building energy data, will not help a building operator understand or identify sources of anomalies in energy consumption and does not meet the intent of this credit."
So the credit requires whole building energy end uses to be provided with advanced energy meters...but then goes on to state that whole building is low granularity and does not meet the intent of the credit.
think i might chat with the LEED development folks to see if the 'whole building' advanced energy meter requirement can be removed OR at the very least, better author this.
Marcus Sheffer
LEED Fellow7group / Energy Opportunities
LEEDuser Expert
5909 thumbs up
May 14, 2021 - 3:27 pm
I agree that the granularity of a whole building meter is limited but adding the advanced meter features does not really contribute much to that granularity. I guess you get hourly data but you can get that from the utility in many cases.
Sara BENLOUBA
Green building managerConfidential
13 thumbs up
December 9, 2021 - 3:04 am
Hello David, Marcus,
Do you have any news on the possibility of suppression the requirement regarding the obligation to have an advanced meter for "whole building" in case of having advanced meters for all end uses exceeding 10% ? Did you obtain an exemption about that?
I will appreciate your return,
Marcus Sheffer
LEED Fellow7group / Energy Opportunities
LEEDuser Expert
5909 thumbs up
December 10, 2021 - 9:37 am
At this point the reviewers still enforce the advanced metering requirements for the whole building meters.