AIr refrigeration unit
Packaged air-cooled water chillers with axial fans. Range with semi-hermetic screw and R134a refrigerant gas compressors.
• Compressor: high energy efficiency semi-hermetic screw compressor, with star-delta limited start and complete with integral protection, casing heater and refrigerant gas outlet piping shut-off valve.
• Electronic expansion valve: as standard on all models.
• Water side heat exchanger: dry expansion shell and tube exchanger with counterflow heat exchange, complete with closed cell polyurethane foam rubber insulation, water flow differential pressure switch and Victaulic fittings.
• Air side heat exchanger: finned coil with copper pipes and aluminium fins.
• Fan: external rotor axial type electric fans equipped with internal thermal protection, accident protection grilles and proportional electronic device for continuous fan rotation speed regulation (S version only).
• Control: microprocessor electronic control.
• Structure: made of galvanised and painted steel plate with polyester powder coating.
• The unit is also complete with:
- display of cooling circuit high/low pressure;
- Master/Slave control up to 4 units in parallel;
- clock board.
• B - Standard version (TCAVBZ).
• S - Silenced version with reduced speed fans and soundproofing compressor lining (TCAVSZ).
• I - Soundproofed version with soundproofing compressor lining (TCAVIZ).
• TCAVBZ: unit designed for cooling only.
• TCAVSZ: silenced unit intended for cooling only.
• TCAVIZ: soundproofed unit designed for cooling only.