Condensing Units
Ellis & Watts designs, qualifies, manufactures, and tests custom condensing units for comfort and process applications in mission-critical environments.
Unit configurations can include - CLICK TO SEE FULL LIST
- air-cooled or water-cooled condensing
- a variety of compressor technologies to optimize efficiency, reliability, and life-cycle cost objectives
- analog, relay-based controls to address qualification, cyber security, or EMI/RFI concerns or digital control systems
Condensing units can be specifically engineered for - CLICK TO SEE FULL LIST
- operation in extreme ambient temperatures
- various materials of construction to optimize structural integrity, corrosion resistance, weight, and cost
- seismically qualified per IEEE 344
- environmentally qualified per IEEE 323
- various power supply and controls options
- hazardous duty applications (explosion proof)
- EMI/RFI suppression and verifications testing
- portable or mobile designs, including shock and vibration isolation
- factory performance testing at full and part-load conditions to document compliance and assure proper operation
- modular construction to address on-site transportation, rigging, and installation constraints
Ellis & Watts understands that some projects require strict code compliance and has the demonstrated ability to conform to the following codes, among others - CLICK TO SEE FULL LIST
- ASME NQA-1
- 10CFR50 Appendix B
- Heat Exchangers to ASME Section VIII or ASME Section III
- Coils (Refrigerant & Electric) to ASME AG-1 Section CA
- Fans to ASME AG-1 Section BA
- Motors to ASME AG-1, IEEE 323, IEEE 334, IEEE 344, and NEMA MG-1
- Motor wiring to IEEE 383
- Motor insulation to IEEE 117
- Housing to ASME AG-1 Section HA
- Instruments to ASME AG-1 Section IA
- Compliance to IEEE 7-4.3.2 Standard Criteria for Digital Computers in Safety Systems of Nuclear Power Generating Stations
- Compliance to IEEE 603 Standard Criteria for Safety Systems for Nuclear Power Generating Systems
- Compliance to IEEE 1012 Standard for Software Verification and Validation
Past projects in which Ellis & Watts successfully met stringent air conditioning unit compliance requirements include - CLICK TO SEE FULL LIST
- Asco NPP – Spain