HYDROCIATTURBO TMLWT Water chillers Heat pump Description of the components ■ Twin-turbine centrifugal compressors, ■ Connect Touch control module - 2 Stages centrifugal compressors - User interface with 7 inch touchscreen - Optimized for R134a refrigerant - Intuitive, user-friendly navigation using icons - Oil-free type - Clear information display - Noiseless , vibration less via Magnetic levitation in 10 languages - Compression ratio: from 1.5 to 5.0 - (English, Spanish, - High efficiency permanent-magnet synchronous inverter French, German, motor. Dutch, Turkish, Italian, - Linear step less capacity control via integrated inverter motor Portuguese, Russian +1 (up to 36000 rpm) Free) - Compressor equipped with Inlet Guide Valve at the turbine suction - Compressor capacity control by successive use of speed variation swept volume variation at the turbine - Integrated Soft- Start system (starting current limited to 5A) The electronic control - High Power Factor motor (cosφ > 0.9 for main operating module performs the following main functions: conditions) - regulation of the chilled water temperature (at the return or - Motor and electronic power section cooled by refrigerant at the outlet) - Fullelectronic protection of motor against thermal and - regulation of the water temperature based on the outdoor electrical overload via Internal sensors temperature (water law) - Rotation direction, no phase, under voltage, over voltage and - regulation for low temperature energy storage power failure control - second setpoint management - Sensor on refrigerant suction and discharge for temperature - complete management of compressors with start-up monitoring sequence, timer and operating time balancing - Degree of protection: IP54 - self-regulating and proactive functions with adjustment of settings on drift control ■ Shell and tube evaporator - continuous power control slide system on the compressors - High performance glandless technology according to the thermal requirements - Copper tube bundle with internal and external grooves - management of compressor short cycle protection - 19 mm thermal insulation - phase reversal protection - Victaulic type coupling - management of occupied/unoccupied modes (according to - Maximum pressure, water side, of 10 bar. the time schedule) - equalisation of compressor operating hours ■ Shell and tube condenser - condensing temperature limitation (option) - Copper tube bundle with internal and external grooves - -diagnosis of fault and operating statuses - 19 mm thermal insulation (option) - management of a fault memory allowing a log of the last - Built-in oil separator 50 incidents to be accessed, with operating readings taken - Victaulic type coupling when the fault occurs - Maximum pressure, water side, of 10 bar. - -blackbox memory - master/slave management of two machines with equalisation ■ Refrigerant accessories of operating hours and automatic switching in case of a - Dehumidifier filters with rechargeable cartridges machine fault - Hygroscopic sight glasses - weekly and hourly time schedule for the machine, including - Electronic expansion valves 16 periods of absence - Check-valve to prevent fluid recirculation in the compressor - display of all machine parameters (3 access levels, User/ during transition phase Maintenance/Factory, password-protected): temperature, setpoints, pressures, flow rate, operation time. ■ Regulation and safety instruments - display of trend curves for the main values - High and low pressure sensors - storage of maintenance manual, wiring diagram and spare parts - Safety relief valves on refrigerating circuit list. - High pressure switch on each compressor ■ Unit construction - Evaporator antifreeze protection sensor - Chilled water and hot water control sensors - Electrical cabinet in graphite grey (RAL 7024) - Electronic evaporator water circulation controller ■ Electrical cabinet - Electrical cabinet index of protection IP23 - Safety disconnect switch - 24 V control circuit - Remote control transformer circuit - Protection of the power and control circuits - Connect Touch microprocessor-controlled electronic control module - Electrical cabinet wire numbers - Location of main components - EMC filters and line reactors - Door contact protection CATALOGUE 2021 561 561