Packaged air-cooled water chillers with axial fans. Series with semi-hermetic screw compressors with variable Vi, inverter adjustment and R1234ze or R515B refrigerant gas
CONSTRUCTION FEATURES
• Compressor: high energy efficiency semi-hermetic screw compressor with variable Vi intrinsic compression ratio, star-delta limited start-up, inverter rotation adjustment (down to 8% at part load), complete with integral protection, casing heater, oil level sensor and refrigerant gas outlet piping shut-off valve.
• 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: with micro-channels.
• Fan: external rotor axial type electric fans equipped with internal thermal protection, accident protection grilles and proportional electronic device for continuous fan rotation speed adjustment.
• 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;
- electronic expansion valve;
- oil level sensor;
- clock board;
- Master/Slave control up to 4 units in parallel;
- control of Variable Primary Flow (VPF_R).
VERSIONS
• T - High efficiency version with oversized condensing section (TCAITE-TCAITO).
• Q - Super-silenced version complete with compressor technical compartment soundproofing, reduced speed fans and oversized condensing section (TCAIQE-TCAIQO).
MODELS
• TCAITE: high efficiency unit designed for cooling only with R1234ze gas.
• TCAIQE: super silenced unit designed for cooling only with R1234ze gas.
• TCAITO: high efficiency unit designed for cooling only with R515B gas.
• TCAIQO: super silenced unit designed for cooling only with R515B gas.
Further info from manufacturer on FULLPOWER ECO/ECOA1 VFD Rhoss