phoenix free cooling
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Catalog excerpts

phoenix free cooling - 1

PHOENIX freecooling Air cooled water chillers with Freecooling system featuring double screw semihermetic compressors. Cooling capacity 187 - 494 kW. BENEFITS STANDARD FEATURES • Maximum exploitation of free cooling and maximum energy efficiency of the system with respect to conventional solutions, thanks to the independence of the coils in terms of air handling; • Accurate control of water outlet temperature (including at low temperatures - down to -15 °C), thanks to the use of a modulating three-way water valve; • Generous sizing of coils for free-cooling; • Version SSF featuring extremely quiet operation; • Individually tested in a test chamber like all MTA components and products; • User friendly control section with simple readout and graphic display; • Simple to install and maintain, asily accessible components. • • • • • • • • • • • • • MAIN OPTIONS • Compressor silencing canopy on C version (standard on other version); • Correction capacitor; • Axial fans with continuos regulation; • Fused or MCB electrical protection; • Air filters on coils; • -15 °C ambient temperature version; • Spring type antivibration dampers; • Replicated remote user terminal; • Remote display. • • • • Twin screw compressors with crankcase heater and oil level control; Part winding start for reduced current spikes; Compressor suction and discharge valves; Shell and tube evaporator; Independent refrigeration circuits; Axial fans with sickle-shaped blades; 3-way modulating water valve for Free-Cooling (managed by microprocessor control) and internal hydraulic connections to the machine; Total Free-Cooling from approximately 10 °C below the water outlet temperature; Water differential pressure switch on evaporator; High and low pressure transducers; Electronic expansion valve with external equalisation, refrigerant filter, sight glass, solenoid valve on liquid line; Safety valve; Microprocessor control with advanced software ensuring optimum control in all conditions; Main switch; Protection grade IP54; SSF fitted silencers, flexible tubing and compressor vibration damping; Environmentally friendly refrigerants with R407C zero ozone depletion potential. VERSIONS • Chiller with freecooling system; • Acoustic configurations: - C standard; - SC low noise; - SF low noise high ambient temperature; - SSF very low noise.

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phoenix free cooling - 2

Cooling, conditioning, purifying. Free Cooling OFF TOTAL Free Cooling Free Cooling OFF TOTAL Free Cooling Model PH FC Cooling capacity (1) kW Total absorbed power (1) kW Max external air temperature vers. C (1) °C Max external air temperature vers. SF (1) °C Cooling capacity (1) kW Absorbed power (1) * kW Total freecooling (1) °C Cooling capacity (2) kW kW Total absorbed power (2) Max external air temperature vers. C (2) °C Max external air temperature vers. SF (2) °C Cooling capacity (2) kW Absorbed power (2) * kW Total freecooling (2) °C ESEER IPLV Power supply V/Ph/Hz Circuit /...

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