PS Series Air-Cooled Packaged Chillers provide 2.0 to 3.5 hp cooling capacities with very compact footprints. These chillers feature a unique enclosure design that simplifies service and maintenance and conserves valuable production floor space. Incorporate these chillers into your planned or existing production layout easily and effectively. All PS Series Packaged Chillers have an operating leaving water temperature range of 30°F to 65°F (-1°C to 18°C).
• Operating leaving water temperature range 30°F to 65°F (-1°C to 18°C)
• Hot gas bypass capacity control
• Scroll compressor
• R-410a refrigerant
• External fill/drain/sight glass
• Valved Process water connections
• Low Process water pressure switch
• Non-ferrous piping
• Pressure-actuated Process water bypass valve for system protection
• To Process 2.5” dual scale liquid-filled pressure gauge
• Fully insulated refrigeration and process piping
• High and low refrigerant pressure cut-outs
• High compressor discharge temperature cut-out
• High pressure spring-actuated refrigerant relief valve
• Filter dryer, sight glass, balanced-port thermal expansion valve, refrigeration service access ports
Electrical Control Features
• Fully accessible NEMA 12 enclosure
• Non-fused disconnect switch with MCP motor protection
• Microprocessor-based PID auto-tuning controller with To Process and Set Point LED readout
• Low and high process water temperature electronic cut-out switch with LCD display
• Graphic control panel with status lights
• Audible/Visual alarm for high and low water temperature, low water flow, and high and low refrigerant pressure
• Automatic water make-up valve
• Process water side-stream filter (50 micron) with flow meter monitor
• Communications
RS232 Modbus
RS485 Modbus
• Compressor hour meter
Model | PSA 2 | PSA 3.5 | PSW 2 | PSW 3.5 |
Compressor, HP (kW) | 2 (1.5) | 3.5 (2.61) | 2 (1.5) | 3.5 (2.61) |
Standard pump | 4.62 gpm @ 34 psig | 7.9 gpm @ 33 psig | 5.0 gpm @ 33 psig | 8.6 gpm @ 32 psig |
Nominal chilled water gpm (lpm) | 4.62 (17.5) | 7.9 (30.0) | 5.0 (19.1) | 8.6 (32.7) |
Capacity @ 50°F (10°C) LWT, 90°F (32°C) ambient Tons (kW) | 2.16 (7.6) | 3.21 (11.3) | 3.38 (11.9) | 3.62 (12.7) |
Refrigerant | R-410a | R-410a | R-410a | R-410a |
Height,in(cm) | 49.66 (126.1) | 49.66 (126.1) | 28.31 (71.91) | 28.31 (71.91) |
Width,in(cm) | 22 (55.88) | 22 (55.88) | 22 (55.88) | 22 (55.88) |
Length,in(cm) | 41.68 (105.9) | 41.68 (105.9) | 41.68 (105.9) | 41.68 (105.9) |
Shipping Weight,Ibs(kg) | 417 (189.1) | 440 (199.6) | 365 (165.6) | 390 (176.9) |
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Jiang Su Province, China
