2 Wide range of powersReversibleMonoblocDC-modulating compressor & fansAdvanced remote controlBuilt-in thermal regulation
3 Guidelines 5 powers to adapt to every domestic installation Reversible heat pump can produce hot and/or cold water for the house climatization in summer AND in winterMonobloc provides water to the system, not needed to fill with gas a long trait of pipesCan produce hot water to feed an external DHW tankComes with an external advanced remote control (NUI)DC-Inverter technology: ensures maximum efficiency whilst abating the noise emissions
4 Guidelines Top-of-the-range functioning outdoor air temperature limits Can be set to function according to climatic curvesEasiness of installationPossibility to control an additional heat sourcePossibility to control external humidifier / de-humidifierAdvanced de-frost and thermal dissipation cycles
5 Two frames for a total of 5 levels of power RangeTwo frames for a total of 5 levels of power4 kW cod ( )6kW cod ( )8kW cod ( )12 kW cod ( )15kW cod ( )REMARK: the shown codes are commercial packages is ALWAYS the multi-language documentation
6 Compact, lightweight and with an extremely small footprint DimensionsCompact, lightweight and with an extremely small footprint82113633269084 kW … 59kg6 kW … 61kg8 kW … 71kg32690812 kW … 105kg15 kW … 130kg
7 3 + 3 Packaging and shipping 12 kW15 kWPolystyrene top-cover3 +Thermo retractile plastic sleeve4 kW6 kW8 kW3350 mm908 mmIndividual pallet1320 mm960 mmEACH UNIT DELIVERED ON INDIVIDUAL PALLET OVER A COMMON PALLET
8 Technical characteristics HEATINGCOOLINGEWT-LWT OAT30-35°C 7/6°C40-45°C 7/6°C23-18°C 35°C12-7°C 35°CCapacitykWCOPW/WLWA[dB(A)]EERAIR HP 0044.104,053.903.2624.904.053.302.9164AIR HP 0065.804.203.017.003.614.70AIR HP 0087.203.917.403.167.8065AIR HP 01211.9012.956713.4510.2068AIR HP 01514.504.0614.03.2116.003.8113.0069
9 Operative temperature limits 6kW8kW 12kW15kW4kWCOOLINGHEATING
10 Outdoor temperature (°C) Delivery Temperature (°C) Operative temperature limits – A COMPARISON1525354555657585-30-25-20-15-10-551020304050Outdoor temperature (°C)Delivery Temperature (°C)FloorVentilRadiatorsACSAIR HPCOMP.
11 Outdoor temperature (°C) Delivery temperature (°C) Operative temperature limits – A COMPARISON1525354555657585-30-25-20-15-10-551020304050Outdoor temperature (°C)Delivery temperature (°C)floor.VentilRadiatorsACSAIR HPCOMP.
12 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Technology overview – main componentsRefrigerant CircuitN°Component4-way valve9TR sensor1TS sensor10Liquid tank2Check joint11Pulse Motor Valve3Accumulator12Feeder4Muffler13TE sensor5TD sensor13*TL sensor (only 015)6DC twin rotary compressor14Propeller fan7BPHE15TO sensor816Heat exchangerFROM/TO THE OUTDOOR UNIT THERE IS WATER, NOT GAS.
13 Twin Rotary Compressor with Technology overview – main componentsR-410AExpansion vesselGMC controllerWater pumpBrazed PlateHeat ExchangerDC InverterBrushless DC fan motorTwin Rotary Compressor withBrushless DC motorPulse Modulate valveSensors monitoring
14 Technology overview – Compressor Toshiba DC-inverter compressors, Twin-rotary for the larger sizes (all but size 4kW), for improved reliability, smooth and vibrations-free operation, from 20 up to 120% of their nominal capacity.AIR HP DC inverter uses IPDU hybrid inverter technology, combining PAM + PWM for optimized compressors operations in all conditions, minimized temperature fluctuations and providing perfect comfort with significant reduced energy consumption
15 Technology overview – Compressor LESS VIBRATIONS MAKE THE LIFE OF THE COMPONENT LONGER, WHILE ENSURING REDUCED NOISE
16 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Technology overview – Compressor – PAM+PWM technologyAIR HP combines two electronic management logic control systemsPAM : Pulse Amplitude ModulationGoal: maximum power at the start up and in peak load conditionsBenefit: fast reach of the set point (desired temperature)How: frequency is fixed and voltage is increased. Compressor works at high speed to rapidly achieve the set pointWhen: in max load conditionsResult: HIGH POWERPWM : Pulse Width ModulationGoal: maximum efficiency and comfortBenefits: energy saving + no temperature fluctuation once obtained the set temperatureHow: load voltage is fixed and frequency is varied to fine tune compressor speedWhen: in partial load conditionsResult: HIGH EFFICIENCY
17 Technology overview – Compressor – PAM+PWM technology On a leveled road, only a portion of the engine power is requiredOn a gentle descent only a small fraction of the engine power is requiredTo climb a steep slope, the full engine power is requiredON100%50%25%kWtSTANDARD UNITS ADJUST THEIR COOLING / HEATING CAPACITY BY CYCLING THE COMPRESSOR ON AND OFF
18 Technology overview – Compressor – PAM+PWM technology On a leveled road, only a portion of the engine power is requiredOn a gentle descent only a small fraction of the engine power is requiredTo climb a steep slope, the full engine power is requiredrpm / kWtONON100%ON50%ON25%BERETTA INVERTER UNITS ADJUST THEIR COOLING / HEATING CAPACITY BY ADJUSTING THE COMPRESSOR RPM
19 Technology overview – Compressor – PAM+PWM technology kWkWAverage power consumptionPower consumptionEnergy saving zoneONOFFONOFFttWhen the compressor starts rotating, a significant amount of electric energy is wasted to overcome the rotor’s inertia.kWkWInverterCapacityONOFFONOFFttIn addition, the unit will start affecting the water temperature only when the refrigerant circuit has achieved the operating pressure, typically some minutes after the compressor starts rotating.THIS RESULTS IN AN IMPROVED ENERGY EFFICIENCY…
20 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Technology overview – Compressor – PAM+PWM technology4 kW system:max. running current below 7.3A6 kW system:max. running current below 11A8 kW system:max. running current below 14A12kW system:max. running current below 23A15kW system:max. running current below 20AStart-up with maximum load (AIR HP 008)Max compressor frequency is reached step by stepNo peaks of current absorption during the start-upAbsorption is always lower than the max. operating valuePossible connection to 1ph power supply, even in large capacity systems
22 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Technology overview – other componentsSeveral sensors placed in key positions on the refrigerant circuit electronically detect the operational state of the system.A Micro Controller Unit receives the inputs from the sensors, elaborates them using advanced algorithms and optimizes the refrigerant flow and the functioning of core components: compressor, fan motors and the pulse modulation valve.SensorsMicro controller
23 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Technology overview – other componentsCoil (stator)Pulse Modulation ValvePulse Modulation Valve (PMV) is a refrigerant bi-flow electronic expansion device, driven by a stepper motor.Valve body (permanent magnet)Optimize the amount of refrigerant in the circuitAvoid refrigerant liquid back into the compressorOptimize refrigerant superheatingSystem performance and reliability
24 To brazed plate heat exchanger From brazed plate heat exchanger Technology overview – other components4-way valveTo brazed plate heat exchangerFrom finned coilFrom brazed plate heat exchangerTo finned coil
25 Technology overview – other components Liquid receiver is a stand-pipe refrigerant storage fixed after the condenser and before the expansion valve. Main function is to store exceeded refrigerant charge during heating operating
26 Suction accumulator schematic: Technology overview – other componentsSuction accumulator is a in-line refrigerant storage fixed on suction side before the compressor. Main function is to protect compressor to possible liquid back.Suction accumulator schematic:Muffler is a in-line device fixed on discharge pipe to reduce gas pulsation. This means a reduced compressor noise and a better sound quality.
27 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Technology overview – other components - layoutAutomatic air purge valveWater flow switchWater pressure reliefEntering & Leaving water temperature sensorsWater pumpWater pump unlock accessExpansion vesselSizesSizeEWTLWTAIR HPUnit004006008012015Nominal water flowStdl/s0,200,280,330,580,69Water loop content forAriaPro unitsMinl1421284249Max6595Max water loop pressurekPa300Filling water pressure120Max elevation AriaPro upperm20
28 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Technology overview – other components - layoutAutomatic air purge valveWater flow switchWater pumpWater pressure reliefExpansion vesselEntering water temperature sensorLeaving water temperature sensorWater drain654321EWTRefrigerantDischargeSizesLWTRefrigerantLiquid58764321EWTRefrigerantDischargeSizeLWTRefrigerantLiquid87
29 Technology overview – other components – Pump head Nominal water flowWater loop contentUnitStdMinMaxl/sl0040,2014650060,28210080,33280120,5842950150,6949Minimum water content3.5 l/kW
30 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Installation and accessibilitySlide downaccess panelRemovable panel for easy access to:Power supply electrical connectionsGMC electrical connectionsInternal componentsWater connections:Entering waterLeaving waterDrain water
31 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Controls - overviewUSER INTERFACESGMC CONTROLCDU CONTROLUsers can select the desired operating mode through remote controllersGMC control continuously analyzes the water, indoor ambient conditions and the customer requests and sends commands to the CDU control.GMC control also manages all the system input/output, user interface, and compressor operation management.The CDU control takes care of the system reliability and satisfies the requests coming from GMC control driving fan motor, PMV and compressor.The CDU control continuously sends back signals to the GMC control.
32 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Controls - overviewGMCInverterGMC board features:Customized or pre-defined climatic curvesSanitary Hot Water I/OSilent / night noise reduction functionDefrost / alarm output signalExternal heat sourceDehumidifier / Humidifier controlPump block prevention functionFreeze protectionCompressor operating managementAdditional water pumpSafety input
33 Controls - overview 2 WAY COMMUNICATION OUTPUT Alarm Input Power-line Trace Heater /Additionalwater pumpAlarm & Defrost/ DehumidifierExternal HeatSource / DefrostAlarm InputAlarm / AmbienttemperaturereachedPower-line3 way valveSHW
34 Controls - NUIThe control, called NUI and delivered as standard with the machine, has different functions with closed or open cover.Three different applications:Service tool, for programming (customs settings) and diagnosis purposes, when temporarily wired to AriaPro…All of the above, plus remote controller and programmer, when installed in a room that is not representative of the indoor temperature and relative humidity (e.g. basement, technical room, garage, etc.).All of the above, plus room thermostat and hygrostat, and many customizable functions.
35 User functionality (comfort): One touch interface to select 3 different room temperature set point mode: Home, Sleep, AwayDisplay of:climatic display: Room T°, OAT T° and Room RH%Time and day of the weekHeat source (Heat Pump, Night, SHW, EHS)Mode: Off, Off with home antifreeze, Heat and CoolAlarmsRoom set-point modeRoom UR% set point to drive a Dehumidifier / HumidifierScheduling: periods/day, room sp mode, Heat Pump On/Off and night optionRoom sensor adjustmentDifferent temperature value can be displayedKey pad can be lockedSet point can be temporary or permanently modifiedShortcut to Night mode (button for 10 sec)Installer & Service functionalityMultipurpose user Interface: Thermostat, Comfort, Programmer Control and Service toolMain Commissioning featuresForce outputs on and test Hydraulic circuit (par 104)Define different system type and user interface (par 100, 101)Configure terminal block outputs (par 106, 107, 108,147)Water temperature set points/climatic curves (par 112 to 125)Frost Protection set points (par 109)Controlled OFF setting (par 146)Backup Heater strategy (par 148, 150, 151, 152)Sanitary mode setup (par 153)External Sensor installed (par 126)Main Service features:Read Heat Pump temperatures (par127 to 130, 137, 138, 139, 145)Display Compressor Hz (par 132, 133, 134)Display flow switch status (par 111)Alarm / history (par 22 & 23)Display Compressor /water pump run time (par 135, 144)
36 Humidifier / Dehumidifier Room relative humidity % Controls – NUI – closed coverChild lockCompressor ON / Frequency reductionRoom air temperatureSanitary HotWater ModeBack-up EHS modeHome anti-freeze modeOn / OffTimer onTime clockCooling modeHeating modeHumidifier / DehumidifierActivatedRoom relative humidity %Outdoor air temperatureAlarm warningService modeDay of the week and weekly timerI am at home modeI am away modeI sleep mode
38 T set in CODE 148 < OAT < T set in CODE 150 Controls – LogicA number of parameters determine how and under which conditions the HP will ask the support of the auxiliary heater (electric, gas boiler, a.s.o.) and activates the additional water pump.Whatever is the outdoor temperature the HP will be the only one working should a DHW request come.OAT < T set in CODE 148T set in CODE 148 < OAT < T set in CODE 150
39 Controls – Internal safeties Several routines are built-in in the PCBs so to grant at any time the best working conditions of all the components and to protect both the machine and the installation while maximising the comfort for the user.-MAIN and ADDITIONAL pump anti-seizing functionRoom anti-freeze functionCompressor Short Cycling Protection (Timeguard): to protect the compressor form short cycles and too often on/off. The maximum allowed number of cycles every hour is SIXMinimum Compressor Run Time: to protect the compressor form short cycles and too often on/off. The compressor is forced to work for a minimum of three minutes even if in the meantime the heat request has stoppedWater anti-freeze protection: should the water in/out the plate heat exchanger go below a certain value, the compressor is stoppedWater over-temperature protection: should the water in/out the plate heat exchanger go over a certain value, the compressor is stoppedWater anti-frost protection due to outdoor temperature. The trace heater, the water pump, the machine are turned ON in sequence according to the probes readings.Discharge temp release control: compressor protection due to over-temperature of the refrigerant temperature reading.Current release control: compressor protection due to over-current absorbed
40 Controls – Comfort functions. In all the machines the fans speeds are modulated so to reduce the noise: 4;6;8 kW machines – modulation along a continuous range of values; 12;15 kW units: the two fans are modulated with different speedscompressor warm up procedure: it warms up the compressor to avoid a slackness of refrigerant inside the component. The procedure is monitored and stopped reading the current absorptiondefrost control on the fanned heat exchanger, so to grant constantly the efficiency of such exchanger.
41 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Regulatory and certificationsElectrical product safetyLow voltage directive LVD 2006/95/EC (required for CE mark)Harmonized Standard EN “Particular requirements for electrical heat pumps, air conditioners and dehumidifiers”EN “Safety of household and similar electrical appliances, Part 1: General requirements”Third parts certification bodies guaranties conformity to standards
42 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Regulatory and certificationsEMC emissionsEMC emission limits are set in the following standards:Electromagnetic Emissions2004/108/EC, EMC DirectiveEN50366, Magnetic Fields from Household AppliancesEN (2000) + A1 (2001) + A2 (2002), Emissions from Household AppliancesEN and EN , Harmonic Current EmissionsEN , Voltage FluctuationsElectromagnetic ImmunityCE-UG (Only for test method)EN (1997) + A1 (2001), Household Appliance ImmunityEN , ESD Immunity, 8 kV contact, 16 kV air gapEN , Radiated Immunity, 10 V/mEN , Electrical Fast Transient/Burst Immunity, 4 kV I/O, 4 kV powerEN , Surge Immunity, 4kV line to line, 4kV line to protective earthEN , Conducted Immunity, AM at 1 80%, 3 Vrms AC lines and AC output lines, 1 Vrms I/OEN , Power Quality (Voltage dips and interruption)EMC conformity is required for CE mark
43 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Regulatory and certificationsEnvironmental careRoHS (2002/95/EC)Units don’t contain lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls (PBB), or PBDE.WEEE (2003/108/EC)Units must be collected separately after its use is completed, and cannot be disposed as unsorted municipal waste. Objectives:to tackle the fast increasing waste stream of electrical and electronic equipment,to increase recycling of electric & electronic equipment (“EEE”),to limit the total quantity of waste EEE (“WEEE”) going to final disposal.The crossed out wheeled bin symbol that is affixed to the product means thatthis product falls under the Directive. The user is responsible for returningthe product to the appropriate collection facility, as specified by your municipality or the distributor.In case of installation of a new product, it may be possible to have the distributor pick up old WEEE directly. The producer, importer and distributor of are responsible for collection and treatment of waste, either directly or through a collective system.
44 Regulatory and certifications Environmental careMontreal and Kyoto protocolsPreservation of natural resourcesThe new packagingSystems are designed for R-410A refrigerant, a binary blend of hydrofluorocarbon, chlorine-free, zero ODP (Ozone Depleting Potential)Excellent energy performance and high seasonal efficiencyHigh protection during transport and handling, 100% recyclable
45 Schemes examplesIn the following slides there are a few installation schemes with the purpose to give a flavour of the different possible installations of the machine inside a (new or renovated) system.It is important to notice that there is the need for the installer to complete the system with a handful of components, among which the most important is probably the WATER FILTER.It is in fact extremely important to avoid that any dirt, metal shavings, sludge, dirt end up in the plate heat exchanger, to avoid its seizing.
46 ADDITIONAL COMPONENT TO BE INSTALLED: Water valveWater filter 10 mesh/inch (not included)Manometer (not included)Water filling system (not included)Drain valve (lower water circuit point)Automatic air purge valve (higher water circuit point)Motorized three way valve (to be installed closer the AriaPro)Sanitary hot waterLoad (terminal fan coil / floor heating / radiators)
47 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Examples – heating applicationSpace heatingExternal heat sourceSanitary hot waterLWT 55°CMid temp radiatorLWT 45°CFan coil unitINTERFACE60°CLWT 35°CHeat pump outdoor unitUnder floor heatingWater temperature range produced by AIR HP air to water heat pump 20-60°C
48 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Examples – heating applicationHumidifierSpace heatingSanitary hot waterLWT55°CMid temp radiator60°CLWT 45°CFan coil unitINTERFACELWT 35°CHeat pump outdoor unitUnder floor heatingIf an external heat source is not used a humidifier can be driven by user interface
49 HVAC EMEA - CARRIER UNIVERSITY SRVC10.Heating_HP_30AW-Service Training APRIL 2010Examples – cooling applicationSpace coolingDehumidifierSanitary hot waterLWT 18°CRadiant cooling system60°CLWT 7°CFan coil unitHeat pump outdoor unitINTERFACEWater temperature produced by AIR HP air to water reversible heat pump 4-18°C