Construction features
• Compressor: scroll type, rotary, hermetic complete with thermal protection and casing heater.
• 4 capacity steps with high efficiency at partial loads.
Water side heat exchanger: with stainless steel plates, complete with closed cell polyurethane foam rubber insulation and water flow differential pressure switch.
• Air side heat exchanger: with micro-channels.
• Fan: external rotor axial type electric fans with internal thermal protection, accident protection grilles.
• Control: microprocessor electronic control with Adaptive Function Plus logic.
• Structure: load-bearing structure made of galvanised and painted steel plate with polyester powder coating.
• The unit is also complete with:
– fan and compressor circuit breaker switches;
– display of cooling circuit high and low pressure;
– electronic expansion valve;
– Master/Slave control up to 4 units in parallel;
– clock board;
– control of Variable Primary Flow (VPF_R).
Versions
• T – High efficiency version with oversized condensing section.
• Q – Super-silenced version complete with compressor technical compartment soundproofing, super-reduced speed fans and oversized condensing section.
Models
• TCAETY: high efficiency unit designed for cooling only.
• TCAEQY: super silenced unit designed for cooling only.
Factory fitted accessories
• Shell and tube evaporator.
• PUMP with single or double electric pump, one of which automatic in standby. The electric pumps are available in the low or high head versions.
• TANK&PUMP with 700 – 1000 litre integrated buffer tank (depending on models) and single or double electric pump, complete with expansion tank, air vent valves, safety valve and water side pressure gauge.
• Inverter pump control for unit start-up.
• Desuperheater.
• 100% heat recovery unit.
• Condensing control.
• Condensing control with fans with EC motor (standard in Q versions).
• Condensing control with over-pressure fans.
• Power factor correction capacitors (cosφ > 0.94).
• Forced limit of power consumption.
• Forced noise limit.
• Energy parameter measuring device.
• Optimised energy efficiency.
• Soft starter.
• Soundproofed compressor box.
• Compressor soundproof enclosures.
• Cooling circuit outlet and inlet valves.
• Refrigerant leak detector.
• Cooling circuit high and low pressure gauges.
• Double safety valves.
• Coil protection nets.
• Micro-channel coils with E-coating treatment.
• Control of min/max power supply voltage.
• Digital input for double set-point.
• 4-20 mA analogue signal for shifting set-point.
• Evaporator antifreeze heater, electrical panel, buffer tank, electric pumps and heat exchangers for heat recovery, if applicable.
• Low temperature water production.
• Interfaces for serial communication with other devices.
• Anti-vibration mounts.
Separately supplied accessories
• Remote keypad with display.
• Thermostat with display.
• Rhoss supervisors for unit monitoring and remote management.
• Rhoss sequencer for integrated management of multiple chillers.
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