AQUARIUS G

Benefits:

• Low GWP refrigerant R513A;
• Seasonal energy efficiency compliant with ErP Directive 2009/125/EC;
• High energy efficiency levels, especially at partial loads;
• Smart stepless cooling capacity regulation with self-adaptive control;
• High accuracy and adaptability in cooling capacity regulation;
• Single compressors minimum capacity step 25%;
• Heat exchangers with low water side pressure drops in order to reduce the pumping systems management costs;
• Integrated heat recovery systems (partial or total heat recovery);
• Condenser outlet water temperature up to 60 °C.

Standard features:

• High efficiency screw compressors with smart stepless cooling capacity regulation optimised for R513A refrigerant;
• Check valve and shut-off valve on compressors discharge line;
• Compressors crankcase heater and phase monitor;
• Automatic circuit breakers for compressors;
• Electronic expansion valves;
• Single pass shell & tube heat exchangers optimised for R513A refrigerant;
• "Unloading" function that allows the start-up and operation of the units, even in conditions very different by the nominal ones;
• Programmable microprocessor electronic control with high computing capacity and user friendly interface, suitable for connectivity with RS485 Modbus protocol supervisor systems;
• Electrical cabinet protection rating IP54;
• Inspections and tests performed on all units;
• Non-freezing oil and refrigerant factory charged.

Options:

• Soundproof compressors housing;
• Water side reversible heat pump configuration;
• MWT configuration, for low outlet water temperatures (down to -8 °C);
• Partial heat recovery - desuperheater (20% heat recovery);
• Total heat recovery (100% heat recovery);
• Shut-off valve on compressors suction line;
• Soft starter;
• Power factor correction capacitors (cosф > 0,9).

Kits:

• Pressure controlled or modulating condensing regulation valves;
• Flanged hydraulic connections (evaporators);
• Victaulic or flanged hydraulic connections (condensers and heat recovery);
• Antivibration mounts;
• Remote display;
• xWEB300D EVO to monitoring, control and register data, based on "WEB server" technology;
• Modularity kit, for master/slave system management (up to 7 units).