October 2015    

 
Product Highlights:
 
 
 
  
EC Motor vs. AC Motor 
Energy Comparison for Large Air Handling Fan Systems (see white paper) 
 
Q-PAC is an array of direct drive plenum  fans with integral electronically  commutated (EC) motors. Arrays offer
superior energy efficiency and flexible,  low-footprint application.
 
Each array features simplified power and  control connections. Single point panel  features an integral disconnect, individual  motor protection, and control terminals.   These terminals are arranged for single
speed, enable, and alarm contacts for  Building Automation System interface.
 
 
 
 
 
 
 
Is Sound an Issue?
 
Swegon - GOLD Unit. 
Best sound choice.... 
 
Gold advantage:  
Sound Criteria Guaranteed  
  
The GOLD AHU has the lowest overall sound power levels of any unit in its class. Units can be placed closer to the occupied space and your risk of a client complaint due to a sound problem is significantly reduced. This limited risk is eliminated since Swegon can guarantee the NC levels in the space.
 
See more on the  Swegon Gold Unit.   
 
 
     

Recent Blog Posts:
   
 
 
 
 
A Freeze Block Coil is the Best Way to Prevent Freeze & Thaw Damage   Freeze damage is the leading cause of premature HVAC coil failure. Frozen fluid coils can result in severe damage to the coil, system downtime, expensive repairs and/or replacement and in some cases flood damage throughout the building. This is a... continue .

  

 
 
 

  

     

Project Name: Subaru of New England 

Owner: Boch Enterprises 

Architect: Gorman Richardson Lewis Architects 

Mechanical Engineer: WSP - Boston 

Mechanical Contractor: North Mechanical Services

Equipment: 2 Outdoor Air Handling Units  

Manufacturer: Annexair  

Size: 15,000 CFM Each

DAC Sales Engineer: Pat Will  

 

Project Overview: Architect GRLA and Engineer WSP teamed together to design this 165,000... continue.

   
 
     

Call Us - We Can Help 

(207) 985-0873

 

DAC Sales  

P.O. Box 576    

W. Kennebunk, ME  

04094

 

sales@dac-hvac.com 

 

www.dac-hvac.com 

 

PROJECT SNAPSHOT
We are committed to educating our HVAC community, as increased knowledge leads to better engineering.  If you have a question, please ask it. We will do our best to post a timely answer. Thank you.

 

 

Rick McGinley

President, DAC Sales 

 

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  DAC Sales     PO Box 576      W.  Kennebunk, Maine 04094     (207) 985-0873

  sales@dac-hvac.com     www.dac-hvac.com