Package Air-Cooled Process Chillers – With Integrated Tank
Legacy’s model PZAT air-cooled chiller system (with internal tank) is the work horse of Legacy’s lineup for the precision cooling market ideal for industrial process chiller applications that require VERY stable temperatures. Available in 1.0 to 20.0 ton capacities. All PZAT (Package) systems are also available in split condenser configurations.
The Legacy Chillers PZAT process chiller line is ideal for the following applications:
– Brewery
– Winery
– Distillery
– MRI – Medical Imaging
– CT – Medical Imaging
– PET – Medical Imaging
– Linac – Cancer treatment
– Surgical Center climate control
– Lab applications
– Semiconductor testing
– Induced hypothermia systems
– Lasers – military sector
– Laser – private sector
– Custom batch cooling
– Welding machines
– Lasers – military sector
– Laser – private sector
Standard Features
• MADE IN THE USA!
• 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
• STAINLESS STEEL Tank
• Fused, STAINLESS STEEL re-circulation pump for tank
• STAINLESS STEEL, brazed plate evaporator
• Scroll compressor with crankcase heater
• Suction accumulator
• Water flow switch
• Hot gas by-pass capacity control
• 24V control transformer
• Direct drive condenser fan motor
• Rust resistant, high CFM, aluminum
condenser fan blade
• Condenser(s): copper tube/aluminum fin
• Compressor motor contactor
• Condenser motor and control circuit fusing
• Painted (Powder Coated), galvanized
sheet metal cabinet
• 1/2” insulation on all water and
Low pressure refrigerant lines
• Liquid line drier, sight glass, solenoid,TXV
• Complete refrigerant charge from factory
• Factory Performance Test prior to shipment
Available Options
• Copeland Digital Scroll Compressor
• Remote Idec touchscreen control panel
• Industrial VPN Router
• 5 Port Ethernet Switch
• BacNet Gateway
• Process Pump VFD Controller
• VFD Compressor Control
• 4 year extended compressor warranty
• Casters (factory mounted)
• 115 volt (rain tight) service outlet
• Non Fused Disconnect
• Phase monitor, line voltage monitor offering
protection against phase loss/reversal, unbalance
and High/Low voltage
• Compressor fusing
• Compressor Sound Cover
• Flooded cond. w/receiver/head pressure control (0°F)
• Heated, flooded cond. w/receiver/head pressure
Water flow meter control (-20°F)
• Dual process pump with auto changeover
• Pump suction isolation valve
• Water pressure gauge set
• Copper finned condenser coil (coastal protection)
• Coastal powder coat paint protection
• E-Coat Condenser Coil (coastal protection)
• Water Flow Meter
• Auto city water make up solenoid & auto level switch
• Auto city water changeover panel with filter
• Stainless steel, SCH80 PVC or Polypropylene piping
for deionize and reverse osmosis water systems
• Storage tank sight glass
• Door Mounted HMI with weather proof cover
| Model No. | Data Sheet Download | Cooling Capacity | Length Inches | Width Inches | Height Inches | Weight LBS |
|---|---|---|---|---|---|---|
| PZAT1S | PZAT1S | 14,000 BTUH | 36.0 | 34.0 | 68.0 | 550.0 |
| PZAT1.5S | PZAT1.5S | 18,000 BTUH | 36.0 | 34.0 | 68.0 | 600.0 |
| PZAT2S | PZAT2S | 22,000 BTUH | 36.0 | 34.0 | 68.0 | 650.0 |
| PZAT2.5S | PZAT2.5S | 28,800 BTUH | 36.0 | 34.0 | 68.0 | 700.0 |
| PZAT3S | PZAT3S | 36,000 BTUH | 46.0 | 34.0 | 72.0 | 800.0 |
| PZAT4S | PZAT4S | 49,200 BTUH | 46.0 | 34.0 | 72.0 | 850.0 |
| PZAT4.5S | PZAT4.5S | 51,600 BTUH | 46.0 | 34.0 | 72.0 | 875.0 |
| PZAT5S | PZAT5S | 55,200 BTUH | 46.0 | 34.0 | 72.0 | 900.0 |
| PZAT7S | PZAT7S | 75,600 BTUH | 75.0 | 34.0 | 72.0 | 1100.0 |
| PZAT8S | PZAT8S | 84,000 BTUH | 75.0 | 34.0 | 72.0 | 1150.0 |
| PZAT9S | PZAT9S | 98,400 BTUH | 75.0 | 34.0 | 72.0 | 1250.0 |
| PZAT11S | PZAT11S | 112,400 BTUH | 75.0 | 34.0 | 72.0 | 1300.0 |
Air-cooled process chiller capacities based on ARI standard 45 °F LWT and 95 °F AMB.
| Model No. | Data Sheet Download | Cooling Capacity | Length Inches | Width Inches | Height Inches | Weight LBS |
|---|---|---|---|---|---|---|
| PZAT7D | PZAT7D | 73,200 BTUH | 75.0 | 34.0 | 77.0 | 1100.0 |
| PZAT9D | PZAT9D | 96,000 BTUH | 75.0 | 34.0 | 77.0 | 1200.0 |
| PZAT9.5D | PZAT9.5D | 102,000 BTUH | 75.0 | 34.0 | 77.0 | 1250.0 |
| PZAT10D | PZAT10D | 108,000 BTUH | 75.0 | 34.0 | 77.0 | 1250.0 |
| PZAT13D | PZAT13D | 147,000 BTUH | 85.0 | 40.0 | 77.0 | 1300.0 |
| PZAT15D | PZAT15D | 167,000 BTUH | 85.0 | 40.0 | 77.0 | 1400.0 |
| PZAT18D | PZAT18D | 190,800 BTUH | 85.0 | 40.0 | 77.0 | 1450.0 |
| PZAT22D | PZAT22D | 264,000 BTUH | 75.0 | 65.0 | 77.0 | 1450.0 |
| PZA22D | PZA22D | 264,200 BTUH | 66.0 | 75.0 | 51.0 | 1150.0 |
| PZA26D | PZA26D | 302,000 BTUH | 180.0 | 46.0 | 54.0 | 2600.0 |
| PZA35D | PZA35D | 406,000 BTUH | 180.0 | 88.0 | 54.0 | 2900.0 |
| PZA43D | PZA43D | 500,000 BTUH | 180.0 | 88.0 | 54.0 | 3200.0 |
Air-cooled process chiller capacities based on ARI standard 45 °F LWT and 95 °F AMB.
| Model No. | Data Sheet Download | Cooling Capacity | Length Inches | Width Inches | Height Inches | Weight LBS |
|---|---|---|---|---|---|---|
| IEZAT1S | IEZAT1S | 14,000 BTUH | 36.0 | 34.0 | 65.0 | 550.0 |
| IEZAT1.5S | IEZAT1.5S | 18,000 BTUH | 36.0 | 34.0 | 65.0 | 600.0 |
| IEZAT2S | IEZAT2S | 22,000 BTUH | 36.0 | 34.0 | 65.0 | 650.0 |
| IEZAT2.5S | IEZAT2.5S | 28,800 BTUH | 36.0 | 34.0 | 65.0 | 700.0 |
| IEZAT3S | IEZAT3S | 36,000 BTUH | 36.0 | 34.0 | 65.0 | 800.0 |
| IEZAT4S | IEZAT4S | 49,200 BTUH | 46.0 | 34.0 | 68.5 | 850.0 |
| IEZAT4.5S | IEZAT4.5S | 51,600 BTUH | 46.0 | 34.0 | 68.5 | 875.0 |
| IEZAT5S | IEZAT5S | 55,200 BTUH | 46.0 | 34.0 | 68.5 | 900.0 |
| IEZAT7S | IEZAT7S | 75,600 BTUH | 75.0 | 34.0 | 68.5 | 1100.0 |
| IEZAT8S | IEZAT8S | 84,000 BTUH | 75.0 | 34.0 | 70.0 | 1150.0 |
| IEZAT9S | IEZAT9S | 98,400 BTUH | 75.0 | 34.0 | 70.0 | 1250.0 |
| IEZAT11S | IEZAT11S | 122,400 BTUH | 75.0 | 34.0 | 70.0 | 1300.0 |
Air-cooled process chiller capacities based on ARI standard 45 °F LWT and 95 °F AMB.
| Model No. | Data Sheet Download | Cooling Capacity | Length Inches | Width Inches | Height Inches | Weight LBS |
|---|---|---|---|---|---|---|
| IEZAT7D | IEZAT7D | 73,200 BTUH | 75.0 | 34.0 | 70.0 | 1350.0 |
| IEZAT9D | IEZAT9D | 96,000 BTUH | 75.0 | 34.0 | 70.0 | 1400.0 |
| IEZAT9.5D | IEZAT9.5D | 102,000 BTUH | 75.0 | 34.0 | 70.0 | 1450.0 |
| IEZAT10D | IEZAT10D | 108,000 BTUH | 75.0 | 34.0 | 70.0 | 1500.0 |
| IEZAT13D | IEZAT13D | 147,000 BTUH | 75.0 | 34.0 | 70.0 | 1700.0 |
| IEZAT15D | IEZAT15D | 167,000 BTUH | 75.0 | 34.0 | 70.0 | 1800.0 |
| IEZAT18D | IEZAT18D | 190,800 BTUH | 85.0 | 34.0 | 70.0 | 1900.0 |
| IEZAT22D | IEZAT22D | 238,800 BTUH | 85.0 | 34.0 | 70.0 | 2100.0 |
| IEZA26D | IEZA26D | 302,000 BTUH | 85.0 | 34.0 | 42.0 | 1500.0 |
| IEZA35D | IEZA35D | 406,000 BTUH | 85.0 | 34.0 | 42.0 | 1600.0 |
| IEZA43D | IEZA43D | 500,000 BTUH | 85.0 | 34.0 | 42.0 | 1700.0 |
Air-cooled process chiller capacities based on ARI standard 45 °F LWT and 95 °F AMB.