Packaged air-cooled water chillers with axial fans. Range with semi-hermetic screw compressors with variable Vi, inverter regulation and R134a refrigerant gas.
• Compressor: high energy efficiency semi-hermetic screw compressor with variable Vi intrinsic compression ratio, star-delta limited start, inverter rotation regulation, complete with integral protection, crankcase heater and refrigerant gas intake and outlet pipe shut-off valve.
• Electronic expansion valve: as standard on all models.
• Water side heat exchanger: dry expansion shell and tube exchanger, complete with closed cell polyurethane rubber foam insulation, water flow differential pressure switch and Victaulic connections.
• Air side heat exchanger: finned coil with copper pipes and aluminium fins.
• Fan: electric axial fans with EC motor with continuous adjustment of the rotation speed, equipped with internal thermal protection and complete with protection grilles.
• Control: microprocessor electronic control.
• Structure: in galvanised and painted sheet steel, with polyester powder coating.
• The unit is also complete with:
- display of cooling circuit high/low pressure;
- compressors and fans MCBs;
- clock board to display date/time and machine management in time slots.
• I - Soundproofed version with high acoustic impedance and soundproofed compressor cover (TCAIIZ).
• TCAIIZ: soundproofed unit designed for cooling only.