Water chiller EQPUF, EQPUF-NG

free coolingair condenserscroll compressor

Freecooling (EQPUF) and Freecooling NO-GLYCOL (EQPUF-NG) water chillers with air condensation and axial fans. Series with hermetic scroll compressors and refrigerant R410A. TECHNICAL DATA • Cooling capacities: 170 to 361 kW • Compressor: hermetic rotary type scroll with thermal protection and crankcase heater • 4 partial load stages with high efficiency at partial loads • Water-side heat exchanger (evaporator): steel plate stainless, with closed cell expanded polyurethane rubber insulation and water flow differential pressure switch (EQPUF) or flow switch (EQPUF-NG). • Exchanger (water-water) in the Freecooling NO-GLYCOL: de stainless steel plates, with expanded polyurethane rubber insulation, closed cell and water flow differential pressure switch • Air-side heat exchanger (condenser): finned coil with copper tubes and aluminium fins • Fan: axial type electric fans with external rotor and internal thermal protection, protection grilles and proportional electronic device for continuous regulation of the fan rotation speed • Control: electronic microprocessor with Adaptive Function Plus logic • Structure: load-bearing structure made of galvanised sheet steel and painted with polyester powders In addition, the unit includes: • Magnetothermic switches in compressors and fans • Clock card • 3-way water-side regulating valve MODELS • EQPUF: high efficiency unit in Freecooling mode • EQPUFS: unit silenced in Freecooling mode • EQPUF-NG: high efficiency unit in Freecooling mode NO-GLYCOL • EQPUFS-NG: unit silenced in Freecooling mode NO-GLYCOL