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System 4 for Data Center

NC-2009 EAp2: Minimum Energy Performance
posted by Ameet AA on Jun 10, 2016, 1:41 am


I'm modelling a low-rise data center. According to Appendix G, I should use system 4 (rooftop package heat pump) for reference model. My question is: should I assign a system 4 to...

Last reply: Francesco Passerini, Jun 10, 2016, 5:54 am

100% OA VAV Base Building system

CI-2009 IEQc1: Outdoor Air Delivery Monitoring
posted by Christie Rimes on Sep 7, 2015, 8:03 pm

Hi, the CI project I am working on uses only the...

Last reply: Christie Rimes, Jan 10, 2016, 5:08 pm

ASHRAE 90.1 2007 Appendix G System Type 6

NC-2009 EAp2: Minimum Energy Performance
posted by deborah davidson on Jan 4, 2016, 7:41 pm

We are working on a project which falls under the category of System 6 - Packaged...

Last reply: Marcus Sheffer, Jan 6, 2016, 9:46 am

Showing Prescriptive Compliance for CRAC units

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Christie Rimes on Sep 7, 2015, 2:57 am

The CI project I am working on uses a CRAC unit and I was uncertain, which category CRAC units come under.

If it is classified as Packaged Unitary Equipment then it needs to show...

Last reply: Marcus Sheffer, Nov 2, 2015, 9:15 am

Chain of Custody (COC)- Direct Delivery to Site

CI-2009 MRc7: Certified Wood
posted by Christie Rimes on Oct 21, 2015, 11:23 pm

We are procuring noggings that are...

Last reply: Rick Wald, Oct 22, 2015, 9:24 am

100% Outside Air systems

CI-2009 IEQc3.1: Construction IAQ management plan - during construction
posted by Christie Rimes on Sep 1, 2015, 9:49 pm


Last reply: Dylan Connelly, Sep 10, 2015, 7:37 pm

enhanced refrigeration management credit

NC-v4 EAc6: Enhanced Refrigerant Management
posted by david gordon on Apr 22, 2015, 8:19 pm

can someone explain how/why a credit is achieved under the LEEDv4 , enhanced refrigerant management. my understanding is that the intent is to
"To reduce ozone depletion and support early...

Last reply: Melissa Kelly, Apr 28, 2015, 4:23 pm

calculating shipping costs for multiple items

NC-2009 MRc4: Recycled Content
posted by Amy Blizzard on Apr 20, 2015, 5:44 pm

I can't find how to factor in shipping for multiple items. For example, under the MRc4 - I have four items from one company, so the four will be shipped together. Do I divide shipping by 4 and...

Last reply: Amy Blizzard, Apr 23, 2015, 3:22 pm

Cooling tower cycles

Pilot-Credits WEpc17: Cooling tower water use
posted by Phuc Do on Mar 11, 2015, 2:50 am

Hi all,

Our project is using Munters cooling tower in which the cooling tower cycles measured continuously and the dump cycle adjusted accordingly. Therefore, the requirement for measuring...

62.1 Theater Stage and Seating- Open spaces- 62.1 vent require

NC-2009 IEQp1: Minimum IAQ Performance
posted by Victoria Watson on Nov 5, 2014, 1:00 pm

I have a theater space which has one single zone...

Last reply: Rudolph Carneiro, Nov 17, 2014, 11:18 am