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Legacy Chillers was able to design manufacture deliver and install a highly reliable, energy efficient chiller package to a remote Hawaiian Island. The three units have been in operation for nearly 8 years in a very corrosive environment and are still running strong. Legacy Chiller is an honest, highly technically competent refrigeration design and manufacturing company who sells solutions to refrigeration challenges from simple to complex. Whether it is one off or high volume, they deliver as promised.

Richard Hill
Richard Hill
Chairmen at Marvell Semiconductor.
Package Air-Cooled Process Chiller with Semi-Hermetic Compressor

Package Air-Cooled Process Chiller with Semi-Hermetic Compressor

Legacy’s model PSA semi hermetic process chiller system is ideal for larger industrial cooling applications. This air-cooled chiller is available from 1 to 120 HP. Note: All package systems are also available in split condenser configurations.

Package Air-Cooled Process Chiller with Semi-Hermetic Compressor

The Legacy Chiller Systems PSA tankless process chiller line is ideal for the following applications:

– Lasers – military sector
– Laser – private sector
– Plating process
– Injection molding
– Commercial ice production
– Custom batch cooling
– Custom OEM,
– Data centers
– Print processes
– Storage tank cooling

Standard Features

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• ETL listed to UL1995 & CAN/CSA C22.2, No. 236-11, 4th edition, 10/14/2011
• Single Point Power Connection
• Pentra Microsmart, Programmable Logic Controller
(PLC) with easy to use HMI touch screen display
• Data Recording Memory Card
• STAINLESS STEEL, brazed plate evaporator
• SEMI-HEMETIC compressor with crankcase
heater and vibration spring mounting kit
• Compressor discharge and suction pipe vibration eliminators
• Suction Accumulator
• Liquid sight-glass, solenoid, TXV and replaceable core drier
• Water flow switch
• 24V control transformer
• Fan cycle control (+40°F)
• Direct drive condenser fan motor
• Rust resistant, high CFM, aluminum condenser fan blade
• Condenser(s): copper tube/aluminum fin, Floating TubeTM
• 5 year condenser warranty against tube sheet leaks
• Compressor motor contactor
• Individual condenser motor contactors and fusing
• Condenser control panel with factory mounted
door interrupt disconnect switch
• Galvanized steel sheet metal cabinet
• 1/2 inch insulation on all water and refrigerant lines
• Operating Refrigerant charge from factory
• Factory Performance Test prior to shipment

Available Options

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• Compressor Cylinder Unloading
• Remote Idec touchscreen control panel
• Industrial VPN Router
• 5 Port Ethernet Switch
• BacNet Gateway
• Process Pump VFD Controller
• 4 year extended compressor warranty
• 115 volt (rain tight) service outlet
• Non Fused Disconnect
• Phase Monitor, line voltage monitor offering protection
against phase loss/reversal, unbalance and hi/lo voltage
• Compressor fusing
• Compressor Sound Cover
• Flooded cond. w/receiver/head pressure control (0°F)
• Heated, flooded cond. w/receiver/head pressure
control (-20°F)
• Factory installed evaporator heat tape freeze protection
• Fused, STAINLESS STEEL process pump
• Dual process pump with manual changeover
• Dual process pump with auto changeover
• Pump suction isolation valve
• Water pressure gauge set
• Water Flow Meter
• Copper finned condenser coil (coastal protection)
• BohnGuardTM coated condenser coil (coastal protection)
• Epoxy or Phenolic coated fins (coastal protection)
• Door Mounted HMI with weather proof cover

Model No.Data Sheet DownloadCooling CapacityLength InchesWidth InchesHeight Inches
PSA16DPDF188,400 BTUH180.045.055.0
PSA19DPDF222,000 BTUH180.045.055.0
PSA22DPDF265,200 BTUH180.045.055.0
PSA25DPDF300,000 BTUH232.045.055.0
PSA33DPDF392,400 BTUH180.089.055.0
PSA37DPDF446,400 BTUH180.089.055.0
PSA45DPDF550,000 BTUH180.089.055.0
PSA55DPDF652,000 BTUH232.089.057.0
PSA62DPDF740,000 BTUH232.089.057.0
PSA71DPDF856,000 BTUH232.089.057.0
PSA88DPDF1,054,000 BTUH232.089.057.0

Air-cooled process chiller capacities based on ARI standard 45 °F LWT and 95 °F AMB.

Model No.Data Sheet DownloadCooling CapacityLength InchesWidth InchesHeight Inches
IESA16DPDF188,400 BTUH85.034.045.0
IESA19DPDF222,000 BTUH85.034.045.0
IESA22DPDF265,200 BTUH85.034.062.0
IESA25DPDF300,000 BTUH85.034.062.0
IESA33DPDF392,400 BTUH85.034.062.0
IESA37DPDF446,400 BTUH85.034.062.0
IESA45DPDF550,000 BTUH110.034.062.0
IESA55DPDF652,000 BTUH110.034.062.0
IESA62DPDF740,000 BTUH110.034.062.0
IESA71DPDF856,000 BTUH120.034.068.0
IESA88DPDF1,054,000 BTUH120.034.068.0

Air-cooled process chiller capacities based on ARI standard 45 °F LWT and 95 °F AMB.