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Submitting documents on LEED online for EAc4

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Mridul Sarkar on Jul 18, 2014, 12:09 am

Hi

In a preliminary design review for our project, the reviewer has asked us to provide supplementary calculations to show the credit compliane. We are currently using the version4 of the...

Last reply: Mridul Sarkar, Jul 27, 2014, 10:45 pm

Eac4 documentation

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Tarek Dalati on Jun 25, 2012, 1:44 am

In the form it was mentioned "Provide supporting documentation for non-default Life value(s) in Table. Refrigerant Impact Calculation such as a manufacturers' life guarantee and equivalent long...

Last reply: Lyle Axelarris, Jun 30, 2014, 8:35 pm

EAc4 Equipment Life not represented accurately in ref. guide

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Alvaro Reyes on Apr 21, 2014, 3:51 pm

Regarding EAc4 equipment life, the reference guide tries to summarize the equipment life by system from the ASHRAE Applications Handbook 2007, but does not accurately represent heat pumps. Here's...

Last reply: Nelina Loiselle, Jun 11, 2014, 3:37 pm

High Refrigerant Charge

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Guillaume Martel on Feb 6, 2014, 8:27 pm

We have a project where a Walk-in refrigerator and freezer are planned. These rooms will be equiped with dedicated split-system charged with R404.

It seems that the Rc will be above the...

Last reply: David Rekker, Mar 6, 2014, 5:29 pm

N, Qunit (tons) and Refrigerant Charge (Rc) in lb/ton

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Adi Negara, LEED AP BD+C on Oct 28, 2013, 6:02 am

Dear All,

I'm trying to fill the EAc4 form, but I don't understand about HVAC&R at all. I'm not too sure what is N, Q and Rc column meaning. Please correct me if I'm wrong.
N =...

Last reply: Art Irwin, Feb 4, 2014, 7:27 pm

GREEN HOUSE EFFECT LINK

NC-2009 EAc4: Enhanced Refrigerant Management
posted by david harrington on Nov 29, 2013, 11:29 am

The link for explaning Greenhouse Effect explained and illustrated under publications is not working.

Dave

Last reply: Nadav Malin, Nov 30, 2013, 7:36 am

Long refrigeration line

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Saju Varghese on Oct 23, 2013, 3:23 pm

Should we include the manufacturers default information on refrigerant or should we use the actual refrigeration charged installed even though these are not installed and confirmed after...

Last reply: Saju Varghese, Nov 12, 2013, 4:59 pm

Rc in split unit system

NC-2009 EAc4: Enhanced Refrigerant Management
posted by ABDALAZIZ ZAQOUT on Aug 21, 2013, 2:28 am

I have a split units that their Rc is above 5 mentioned in the Reference Guide, but fortunately my average refrigerant atmospheric impact is lower than 100 (according to use efficient centrifugal...

Last reply: Ante Vulin, Nov 4, 2013, 12:04 pm

Acronym ARI

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Cédric Marzolf on Oct 15, 2013, 1:18 pm

Little question :

What does the acronym of ARI mean in the credit guidance?

Last reply: Nadia Ayala, Oct 15, 2013, 1:32 pm

Multiple small split systems- Can they ever work?

NC-2009 EAc4: Enhanced Refrigerant Management
posted by Robert Wichert on Aug 7, 2013, 9:44 am

I have about sixty-five split systems in two apartment buildings using R-410a. The factor that is keeping me from meeting this credit's requirements seems to be Rc (lb/ton). Since these are...

Last reply: Ante Vulin, Aug 7, 2013, 9:54 am