Product Manual WHR-2 3
Introduction
McQuay International offers a complete line of water-cooled chillers from 17 to 2500 tons (60
to 8800 kW) utilizing reciprocating and centrifugal compressors.
The WHR packaged reciprocating compressor chillers are a product of the McQuay
commitment to offer energy efficient equipment design. A design approach carefully
combining high quality compressors, efficient shell-and-tube heat exchangers, and state-of-
the-art controls into a unit of uncompromised operating efficiency and reliability.
Model WHR-EW are equipped with factory-mounted water-cooled condensers.
Model WHR-EA have no condensers mounted and are intended for use with remote
evaporative or air-cooled condensers. See McQuay catalog PM ACAQ for a complete line of
matching air-cooled condensers.
ARI Standard 550/590-98 Certified
The ARI Certification Program does not include chillers with remote condensers.
Therefore, Model WHR-EA, Remote Condenser Chillers, ratings are not ARI certified.
Model WHR-EW, Water-Cooled Chillers are ARI certified.
Efficiency
• WHR-EW are in compliance with ASHRAE 90.1
• Cross-circuit compressor unloading
• Liquid subcooling
• Copeland DISCUS
compressor
• Maximum capacity reduction
Reliability
• Rugged compressor design
• Factory installed operating and safety controls
Flexibility
• Complete factory assembly
• 25 available sizes
• Factory installed options
Serviceability
• Semi-hermetic compressors
• Suction and discharge service valves
• Dual refrigerant circuits (WHR040 and above)
Full Factory Testing
• Assures trouble-free start-up and operation
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General
