Unical HP_OWER ONE 120R, User'S And Installer'S Manual

Page 1: ...User s and Installer s Manual 70R 90R 120R 140R 160RT 180RT 70RK 90RK 120RK 140RK 160RTK 180RTK ONE ...

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Page 3: ... venting valve 14 6 4 7 HYDRAULIC CIRCUIT 15 6 5 REFRIGERANT DIAGRAM HP_OWER ONE 70R 70RK 90R 90RK 16 6 6 REFRIGERANT DIAGRAM HP_OWER ONE 120R 120RK 17 6 7 REFRIGERANT DIAGRAM HP_OWER ONE 140R 140RK 160RT 160RTK 180RT 180RTK 17 6 8 ELECTRICAL CONNECTIONS 18 6 8 1 Access to the electric panel 18 6 8 2 Power supply 19 6 8 3 Connection terminal block 19 7 STARTUP 21 7 1 SWITCHING ON THE UNIT 22 8 INS...

Page 4: ...NSIONS 56 17 1 1 Model HP_OWER ONE 70R 70RK 90R 90RK 56 17 1 2 Model HP_OWER ONE 120R 120RK 57 17 1 3 Model HP_OWER ONE 140R 140RK 160RT 160RTK 180RT 180RTK 57 17 2 ACCES 57 17 3 SING THE INNER PARTS 58 17 3 1 Mod HP_OWER ONE 70R 70RK 90R 90RK 58 17 3 2 Mod HP_OWER ONE 120R 120RK 58 17 3 3 Mod HP_OWER ONE 140R 140RK 160RT 160RTK 180RT 180RTK 59 18 REGISTER OF OPERATIONS OF MAINTENANCE 60 ...

Page 5: ...installed unit The user is recommended to follow the instructions contained in this booklet especially those concerning safety and routine maintenance 1 1 HOW TO KEEP THE MANUAL The manual has to always be kept together with the unit it refers to It has to be stored in a safe place away from dust and moisture It must be accessible to all users who shall consult it any time they are in doubt on how...

Page 6: ...ch is ON It is forbidden to pull detach or twist the appliance s electric cables even if unplugged Do not step on sit down on and or place any type of object on the appliance Do not spray or pour water directly on the unit Do not dispose of abandon or leave within reach of children packaging materials cardboard staples plastic bags etc as they may represent a hazard Any routine or extraordinary ma...

Page 7: ...ed flames Do not release the refrigerant into the environment and pay special attention to accidental leakage from pipes and or fittings even after having emptied the plant 4 2 PERSONAL PROTECTIVE EQUIPMENT When operating and servicing the HP_OWER ONE units the following personal protective equipment must be used Clothing Maintenance technicians and operators must wear protective clothing that com...

Page 8: ...he leak Evacuate personnel to safety areas Eliminate the ignition sources Ventilate appropriately Use personal protective equipment Environmental precautions Try to stop the leak Cleaning methods Ventilate the area HANDLING AND STORAGE Handling technical measures precautions Allow efficient air exchange and or suction the work environments advice for safe use Do not breath in fumes or aerosol Stor...

Page 9: ...lified personnel a gas leak test must be performed after installation 4 6 R32 GAS CHARGE The procedures described below may only be performed by skilled technicians or qualified personnel ensure the R32 is not contaminated by any other types of refrigerant keep the gas cylinder in an upright position when charging apply the appropriate label on the unit after charging do not charge more refrigeran...

Page 10: ...y check its integrity The unit left the factory in perfect condition any damage must be immediately reported to the carrier and recorded on the Delivery Note before signing it The company must be informed within 8 days of the extent of the damage The Customer should prepare a written statement of any severe damage CAUTION The units are designed for outdoor installation The outside temperature must...

Page 11: ... installations It is advisable to create an adequately sized support base for the unit The units transmit a small amount of vibrations to the ground it is nonetheless advisable to apply vibration dampers between the base frame and support surface It is very important to avoid recirculation between intake and delivery air so as not to downgrade performance of the unit or even to interrupt its norma...

Page 12: ...s must be accurately sized according to the nominal water flow rate of the unit and the pressure drops of the water circuit All pipes must be insulated with closed cell material of adequate thickness The chiller must be connected to the pipes using new flexible joints not reused ones The water circuit should include the following components Well thermometers to monitor the circuit s temperature Ma...

Page 13: ...e missing from the unit the guarantee will be void Refer to the wiring diagram attached to the unit to connect the flow switch The heating system and the safety valves must comply with the requirements of standard EN 12828 6 4 1Features of the circuit water To guarantee correct operation of the unit the water must be appropriately filtered see the instructions at the start of this paragraph and th...

Page 14: ... to be drained completely first close the manual inlet and outlet gate valves not included in supply and then detach the pipes on the outside of the water inlet and outlet to drain liquid from the unit to make this operation easier it is recommended to install two drain valves between the unit and manual gate valves on the outside of the water inlet and outlet 6 4 5Service sleeves 2 service sleeve...

Page 15: ...res a safety function because in the event of exchanger breakdown it allows the refrigerant gas to escape outside preventing it fro being conveyed to the internal terminals The valve can be kept in a closed position by closing the plug on the drain by loosening the plug the valve remains in open position and air is vented automatically In the event of observing a water leak it is mandatory to repl...

Page 16: ...DRAIN VALVE RV SAFETY VALVE FL FLOW SWITCH P PUMP AV AUTOMATIC AIR VENTING VALVE SM SERVICE SLEEVE PROTECTION AND CONTROL CALIBRATIONS Desciption Value High pressure switch 42 8 bar High pressure alarm 41 5 bar Low pressure alarm It depends on the unit Maximum number of restarts after high low pressure alarm manual reset 3 Defrost protection Alarm output 4 C Alarm return 7 C hydronic circuit safet...

Page 17: ...ECTRONIC EXPANSION VALVE PEDTR LOW PRESSURE TRANSDUCER YISV 4 WAY CYCLE REVERSING VALVE TE OUTDOOR AIR TEMPERATURE PROBE LR LIQUID RECEIVER TE SD INTAKE LINE TEMPERATURE PROBE F FILTER TE DT COMPRESSOR DISCHARGE TEMPERATURE PROBE SV FILLING CONNECTION PSHC AUTOMATIC RESET HIGH PRESSURE SWITCH HC CRANKCASE HEATER MAF AXIAL FAN MF MUFFLER LS LIQUID SEPARATOR RS INTAKE LINE RD DELIVERY LINE RL LIQUID...

Page 18: ...17 6 6 REFRIGERANT DIAGRAM HP_OWER ONE 120R 120RK 6 7 REFRIGERANT DIAGRAM HP_OWER ONE 140R 140RK 160RT 160RTK 180RT 180RTK ...

Page 19: ...sidered valid if the connections of the flow switch have been altered or connected improperly CAUTION The remote control panel is connected to the water chiller by means of no 4 twisted shielded wires having a 1 5 mm 2 section plus the Modbus ground conductor eg CAT5 STP cable connect the shield to ground at one end of the cable The power supply cables have to be separated from the remote control ...

Page 20: ... compatible with inverter appliances it is recommended to install a type B differential switch the installation of a different type switch could give rise to untimely trips The following table shows the recommended cable sections for a maximum length of 30 m In any case depending on the type of installation the physical location and the length of the cables whether less than or greater than 30m th...

Page 21: ...20 USER TERMINAL BLOCK HP_OWER ONE 70R 70RK 90R 90RK 120R 120RK 140R 140RK HP_OWER ONE 160RT 160RTK 180RT 180RTK ...

Page 22: ...ase 230Vac 50Hz 2A resistive X 10 1 X 10 2 Base heater only in the version K Available resource in models without antifreeze kit Under voltage output single phase 230Vac 50Hz 2A resistive X 11 1 X 11 2 Domestic hot water valve output Output 1 phase 230Vac 50Hz 2A resistives X 14 1 X 14 2 Double set point valve output Output 1 phase 230Vac 50Hz 2A resistives X 16 1 X16 2 Summer winter mode change i...

Page 23: ...s identification data to be able to give it to the assistance centre when requesting an intervention The identification plate applied on the machine has all of the technical and performance data of the appliance In case of tampering removal or deterioration ask the Technical Assistance Service for a copy Tampering removal and deterioration of the identification plate complicates installation maint...

Page 24: ...odical inspections and maintenance The EU regulation n 517 2014 establishes that users must perform regular inspections on the plants checking water tightness and eliminating any leaks as quickly as possible Verify the mandatory nature and the documentation required in regulation n 517 2014 and its subsequent amendments or repeals It is a good rule to carry out periodic checks in order to verify t...

Page 25: ...e recognised under warranty CAUTION The aluminium fins are thin and sharp Pay the utmost attention and use appropriate PPE to avoid cuts and abrasions Cover your eyes and face appropriately to avoid squirting water and filth while blowing Wear waterproof shoes or boots and clothing covering your entire body For units installed in aggressive atmospheres with a high fouling rate cleaning of the coil...

Page 26: ...he illegal disposal of the product by the end user leads to the application of the penalties in accordance with the law in the country where the disposal takes place The crossed out bin symbol applied on the appliance indicates that the product at the end of its useful life must be collected separately from other solid municipal waste The units are manufactured in accordance with the EC directive ...

Page 27: ...s completely discharged Water leaks These can cause personal harm and property damage and risk a short circuit We recommend positioning the shut off valves All personnel working on the refrigeration circuit must be able to present a certificate of competence issued by an organization with industrial accreditation This certificate confirms through industry standard procedures their competence in th...

Page 28: ...e guidelines If necessary consult Technical Support Carry out the following checks The refrigerant charge must not be higher than what is allowed for the installation environment Check the functionality of the ventilation system The ventilation holes must not be blocked or blocked If a separate hydraulic system is used check for the presence of refrigerant on the secondary circuit Symbols and labe...

Page 29: ... Used as a sealant silicone can affect on devices for detecting leaks Do not use silicone as a sealant Spare parts must comply with the manufacturer s specifications Work on components suitable for flammable atmospheres It is not imperative that these components are isolated from the power supply 9 Repair operations on components suitable for flammable atmospheres Do not connect any capacitive or ...

Page 30: ...t repairs or for any other reason conventional procedures must be followed However it is important to follow best practice as there is a danger of flammability is a possibility The following procedure should aim to remove the refrigerant fluid purge the circuit with an inert gas evacuate purge again with an inert gas open the circuit by cutting or by brazing The charge of the refrigerating fluid m...

Page 31: ...d Depressurize the cooling system if possible e If the vacuum cannot be obtained connect a manifold so that the refrigerant fluid can be removed from various parts of the system f Make sure that the cylinder is located on the scale before recovery takes place g Start the recovery machine and operate it according to the manufacturer s instructions h Do not overfill the cylinders no more than 80 by ...

Page 32: ...satisfactory condition of use that it has had proper maintenance and that any associated electrical components are sealed to prevent ignition in case of leakage of refrigerant fluid Consult the manufacturer if in doubt The recovered refrigerant fluid must be returned to the supplier of the refrigerant fluid in the appropriate recovery cylinder drawing up the relative Waste Transfer Note Do not mix...

Page 33: ...4AF ESTEL OIL RB74AF ESTEL OIL VG74 Number of compressors 1 1 1 Oil charge amount l 0 67 0 67 1 Refrigerant circuits 1 1 1 Refrigerant Type R32 R32 R32 Refrigerant charge 7 kg 1 5 1 5 2 5 Amount of refrigerant in equivalent CO2 tonnes 7 ton 1 0 1 0 1 7 Design pressure high low heat pump mode bar 42 8 1 3 42 8 1 3 42 8 1 3 Design pressure high low chiller mode bar 42 8 3 5 42 8 3 5 42 8 3 5 Externa...

Page 34: ...0 65 0 76 0 83 User side heat exchanger pressure drops 4 kPa 13 0 17 6 21 0 Nominal useful head 4 kPa 63 6 48 5 37 3 Energy efficiency Class A A A A A A water 35 C 55 C Compressor Type Twin Rotary Twin Rotary Twin Rotary DC Inverter DC Inverter DC Inverter Refrigerant oil type ESTEL OIL VG74 ESTEL OIL VG74 ESTEL OIL VG74 Number of compressors 1 1 1 Oil charge amount l 1 4 1 4 1 4 Refrigerant circu...

Page 35: ... basis of measurements carried out in accordance with EN 12102 1 2017 used in conjunction with UNI EN ISO 9614 2 which describes the test with the Intensimetric method The tolerance on the value of the total sound power level is 2 dB A 9 Sound pressure level value calculated from the sound power level using ISO 3744 2010 considering the units in the open field activating the maximum Hz function Pe...

Page 36: ...on factor Heating Power 0 9964 0 9941 0 9888 0 9869 Correction factor Input Power Heating 0 9931 0 9841 0 9853 0 9755 Correction factor Cooling Power 0 9888 0 9762 0 9618 0 9466 Correction factor Input Power Cooling 1 0106 1 0235 1 0386 1 0560 ...

Page 37: ...e conditions warmer climate conditions 3179 kWh 6497 kWh 1523 kWh 3413 kWh 6797 kWh 1684 kWh 4631 kWh 9145 kWh 2588 kWh 5584 kWh 10931 kWh 2944 kWh 6210 kWh 11885 kWh 3188 kWh 6722 kWh 13000 kWh 3624 kWh Annual energy consumption in terms of final energy average climate conditions colder climate conditions warmer climate conditions 8085 kWh 16616 kWh 3863 kWh 8652 kWh 17384 kWh 4270 kWh 11776 kWh ...

Page 38: ...valent temperature Pdh 6 1 kW Tj bivalent temperature COPd 2 96 Tj Operation limit temperature Pdh 6 1 kW Tj Operation limit temperature COPd 2 73 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 20 C Cycling interval capacity for heating Pcych kW Cycli...

Page 39: ...ature Pdh 6 5 kW Tj bivalent temperature COPd 2 95 Tj Operation limit temperature Pdh 6 5 kW Tj Operation limit temperature COPd 2 70 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 20 C Cycling interval capacity for heating Pcych kW Cycling interval e...

Page 40: ...ivalent temperature Pdh 8 9 kW Tj bivalent temperature COPd 2 88 Tj Operation limit temperature Pdh 8 8 kW Tj Operation limit temperature COPd 2 64 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 20 C Cycling interval capacity for heating Pcych kW Cycl...

Page 41: ...ivalent temperature Pdh 10 7 kW Tj bivalent temperature COPd 2 98 Tj Operation limit temperature Pdh 10 5 kW Tj Operation limit temperature COPd 2 69 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 20 C Cycling interval capacity for heating Pcych kW Cy...

Page 42: ...8 12 Tj bivalent temperature Pdh 12 0 kW Tj temperatura bivalente COPd 2 88 Tj Operation limit temperature Pdh 11 7 kW Tj bivalent temperature COPd 2 60 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW Tj Operation limit temperature COPd Bivalent temperature Tbiv 7 C For air to water heat pump Tj 15 C if TOL 20 C TOL 20 C Cycling interval capacity for heating Pcych kW For air to water heat pu...

Page 43: ...ivalent temperature Pdh 12 8 kW Tj bivalent temperature COPd 2 83 Tj Operation limit temperature Pdh 12 8 kW Tj Operation limit temperature COPd 2 59 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 20 C Cycling interval capacity for heating Pcych kW Cy...

Page 44: ...imate conditions 4191 kWh 8785 kWh 2155 kWh 4496 kWh 7861 kWh 2247 kWh 5942 kWh 10688 kWh 3434 kWh 7260 kWh 13132 kWh 3774 kWh 8359 kWh 13817 kWh 4193 kWh 8660 kWh 14996 kWh 4689 kWh Annual energy consumption in terms of final energy average climate conditions colder climate conditions warmer climate conditions 10728 kWh 22677 kWh 5492 kWh 11503 kWh 20196 kWh 5726 kWh 15195 kWh 27463 kWh 8750 kWh ...

Page 45: ...bivalent temperature Pdh 5 8 kW Tj bivalent temperature COPd 2 08 Tj Operation limit temperature Pdh 6 0 kW Tj Operation limit temperature COPd 1 95 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 15 C Cycling interval capacity for heating Pcych kW Cyc...

Page 46: ...ivalent temperature Pdh 6 3 kW Tj bivalent temperature COPd 1 91 Tj Operation limit temperature Pdh 6 4 kW Tj Operation limit temperature COPd 1 95 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 15 C Cycling interval capacity for heating Pcych kW Cycl...

Page 47: ... bivalent temperature Pdh 8 5 kW Tj bivalent temperature COPd 2 08 Tj Operation limit temperature Pdh 8 7 kW Tj Operation limit temperature COPd 1 96 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 15 C Cycling interval capacity for heating Pcych kW Cy...

Page 48: ...bivalent temperature Pdh 10 3 kW Tj bivalent temperature COPd 2 10 Tj Operation limit temperature Pdh 10 2 kW Tj Operation limit temperature COPd 1 96 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 15 C Cycling interval capacity for heating Pcych kW C...

Page 49: ...emperature Pdh 11 5 kW Tj bivalent temperature COPd 2 09 Tj Operation limit temperature Pdh 11 5 kW Tj Operation limit temperature COPd 1 94 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 15 C Cycling interval capacity for heating Pcych kW Cycling int...

Page 50: ...t temperature Pdh 12 5 kW Tj bivalent temperature COPd 2 03 Tj Operation limit temperature Pdh 12 6 kW Tj Operation limit temperature COPd 1 93 For air to water heat pump Tj 15 C if TOL 20 C Pdh kW For air to water heat pump Tj 15 C if TOL 20 C COPd Bivalent temperature Tbiv 7 C For air to water heat pumps Operation limit temperature TOL 15 C Cycling interval capacity for heating Pcych kW Cycling ...

Page 51: ...o Head pressure Water flow without head losses of the hydronic kit The optimal operating point is shown on each curve under the specified conditions at the apex 4 The circuit s plant must be designed so as to ensure the nominal water flow rate corresponding to the operating points indicated below ...

Page 52: ...51 Here also the range of the available head pressures that the unit can provide during the circulator modulation periode HP_OWER ONE 70R 70RK 90R 90RK HP_OWER ONE 120R 120RK ...

Page 53: ... the model please note the water flow switch is applied to protect against failed triggering of the antifreeze probe due to the lack of flow but does not guarantee the minimum water flow rate required for correct operation of the unit Model HP_OWER ONE 70R 70RK 90R 90RK 120R 120RK 140R 140RK 160RT 160RTK 180RT 180RTK Minimum water flow to be assured in chiller mode condition 2 technical sheet l s ...

Page 54: ...due to temperatures higher than those indicated especially if coupled with reduced water flow rates 15 4 AMBIENT AIR TEMPERATURE AND SUMMARISED TABLE The units are designed and built to operate in summer mode with condensation control at outdoor air temperatures between 10 C and 46 C In heat pump mode the allowed temperature range of the outdoor air is from 20 C to 40 C depending on the outlet wat...

Page 55: ...54 CHILLER MODE DOMESTIC HOT WATER MODE Cooling ...

Page 56: ...r flow rate correction factor PDCF Pressure drops correction factor The water flow rate and pressure drop correction factors are to be applied directly to the values given for operation without glycol The water flow rate correction factor is calculated in order to get the same temperature s difference that would be obtained without glycol The pressure drops correction factor takes into account the...

Page 57: ...56 17 DIMENSIONS 17 1 1 Model HP_OWER ONE 70R 70RK 90R 90RK IN OUT 1 M G E power supply input IN OUT ...

Page 58: ...57 17 1 2 Model HP_OWER ONE 120R 120RK IN OUT 1 M G E power supply input 17 1 3 Model HP_OWER ONE 140R 140RK 160RT 160RTK 180RT 180RTK IN OUT 1 M G E power supply input 17 2 A C C E S OUT IN ...

Page 59: ...il B and those on the coil side of the unit To remove the side panel pull it upwards to free the tab at the base indicated as C in detail B and remove it 17 3 2 Mod HP_OWER ONE 120R 120RK 1 Remove the cover by undoing the screws number 1 2 3 4 5 6 7 8 2 Undo the screws number 9 10 of the front sheet and then push the panel downwards to remove the tabs Detail A pull the panel forward to remove it 3...

Page 60: ... number 10 11 of the front sheet and then push the panel downwards to remove the tabs Detail A pull the panel forward to remove it 3 Undo the screw number 12 and those on the coil side of the unit To remove the side panel pull it upwards to free the tab at the base indicated as C in detail B and remove it Tab DETAIL A SCALE 1 1 DETAIL B SCALE 1 2 ...

Page 61: ...60 18 REGISTER OF OPERATIONS OF MAINTENANCE ...

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Page 64: ...rors It also reserves the right to modify its products as deemed necessary or useful without jeopardising their essential features 46033 casteldario mantova italia tel 39 0376 57001 fax 39 0376 660556 info unical ag com export unical ag com www unical eu AG S p A 00338957EN ed 2 09 2020 www unical eu ...