CLIVET WDAT-iZ4 Manual For Installation, Use And Maintenance Download

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General technical data

Ta (°C) = external exchanger inlet air temperature (D.B.)
To (°C) = internal exchanger outlet water temperature

1. Standard unit operating range at full load
2. Standard unit operating range with air ﬂow automatic modulation

Om`o[qekco[kc`ӣ@^lrpqe^^lkaecro[qelkҾ^ljmo`pploplrk_mollaekcҫS

Om`o[qekco[kc`ӣSq[k_[o_[^lrpqe^^lkaecro[qelkҫ TҬ

Ta (°C) = external exchanger inlet air temperature (D.B.)
To (°C) = internal exchanger outlet water temperature

1. Standard unit operating range at full load
2. Standard unit operating range with air ﬂow automatic modulation

Summary of Contents for WDAT-iZ4

Page 1: ...R1234ze MANUAL FOR INSTALLATION USE AND MAINTENANCE WDAT iZ4 120 1 580 2 ...

Page 2: ...time with highly reliable efficient high quality and safe solutions The target of the company is to offer advanced systems that assure the best comfort and reduce energy consumption as well as the installation and maintenance costs for the entire life cycle of the system With this manual we want to give you information that are useful for all phases from reception installation and use to disposal ...

Page 3: ...ing the installation site 9 Water connections 11 Electrical connections 16 Start up 22 Control 32 Maintenance 40 1 2 3 4 5 6 7 8 9 Antivibration mounts 51 10 Rilevatore perdite refrigerante 54 11 Decommissioning 55 12 Residual risks 56 13 Technical data 58 ...

Page 4: ...or a water and glycol mix for air conditioning x keep to the limits foreseen in the technical schedule and in this manual The manufacturer accepts no responsibility if the equipment is used for any purpose other than the intended use Installation Outdoor installation The positioning hydraulic system refrigerating electrics and the ducting of the air must be determined by the system designer in acc...

Page 5: ...do what not to do in case of breakdown Data update Continual product improvements may imply manual data changes Visit manufacturer web site for updated data Indications for the User Keep this manual with the wiring diagram in an accessible place for the operator Note the unit data label so you can provide them to the assistance centre in case of intervention see Unit identification section Provide...

Page 6: ...frigerant charge x manufacturer logo and address The matriculation plate must never be removed It contains fluorinated greenhouse gases Serial number It identifies uniquely each unit Must be quoted when ordering spare parts Assistance request Note data from the serial number label and write them in the chart on side so you will find them easily when needed 1 SAFETY CONSIDERATIONS Series Size Seria...

Page 7: ...fax and registered mail with advice of receipt to supplier and the carrier NOTE Any disputes must be made within 8 days from the date of the delivery Complaints after this period are invalid Storage Respect the indications on the outside of the pack In particolar minimum ambient temperature 10 C possible components damages maximum ambient temperature 55 C possible safety valve opening maximum rela...

Page 8: ...r to guarantee the safety of the personnel present and the of material x Verify unit weight and handling equipment lifting capacity x Identify critical points during handling disconnected routes flights steps doors x Suitably protect the unit to prevent damage x Lifting with balance x Lifting with spacer bar x Align the barycenter to the lifting point x Gradually bring the lifting belts under tens...

Page 9: ...designed to be installed x EXTERNAL x in fixed positions Put the unit in a position where any leaking gas cannot enter buildings or stagnate in closed areas In the latter case observe the rules for machinery rooms ventilation leak detection etc Installation standards x install the unit raised from the ground x bearing points aligned and leveled x discharged condensation water must not cause harm d...

Page 10: ...ulation expelled air that is sucked in again x positioning below the level of the threshold close to very high walls attics or in angles that could give rise to stratification or recirculation phenomenons Ignoring the previous indications could x energy efficiency decrease x blocchi per ALTA PRESSIONE in estate o BASSA PRESSIONE in inverno Pressure relief valve gas side The installer is responsibl...

Page 11: ...ncrease Water features x within the limits indicated by table Provide a water treatment system if values fall outside the limits Cleanliness Before connecting the water to the unit clean the system thoroughly with specific products effective to remove residues or impurities that may affect functioning Existing systems must be free from sludge and contaminants and protected against build ups New sy...

Page 12: ...opylene Water flow rate The design water flow rate must be x inside the exchanger operating limits see the TECHNICAL INFORMATION chapter x guaranteed also with variable system conditions for example in systems where some circuits are bypassed in particular situations If the system capacity is below the minimum flow bypass the system as indicated in the diagram If the system capacity exceeds the mi...

Page 13: ...ircuit x Exchangers x Pumps x collectors x storage tanks Thoroughly wash the system with clean water use the bypass to exclude the exchanger from the flow diagram on previous page fill and drain the system several times Apply additives to prevent corrosion fouling formation of mud and algae Fill the system do not use the unit pump Conduct a leak test Isolate the pipes to avoid heat dispersions and...

Page 14: ...obes 4 5 differential pressur switch 6 flexible couplings 7 piping supports 8 exchanger chemical cleaning bypass 9 system cleaning bypass 10 vent 11 drain 12 water flow switch 13 system loading safety pressure switch 14 pressure gauge 15 check valve 16 pump 17 safety valve 18 shut off valves 19 filter ...

Page 15: ...ry is equal to the 15 of the rejected heating capacity cooling capacity compressor power input The recovery exchanger must be always maintained full of water The lack of water amplifies the noise generated by the operation When the temperature of the water to be heated is particularly low it is wise to insert a flow rate control valve into the system water circuit in order to maintain the temperat...

Page 16: ... specific electrical data included any electrical accessories The electrical data indicated in the technical bulletin and in the manual refer to the standard unit accessories excluded Refer to the electrical data report on the serial number label x Tensione x F L A full load ampere absorbed current at maximum admitted conditions x F L I full load input full load power input at max admissible condi...

Page 17: ...arallel to other cables cable crossings are possible only if laid at 90 Connect the screen to the ground only if there aren t disturbances Guarantee the continuity of the screen during the entire extension of the cable Respect impendency capacity and attenuation indications Power input Fix the cables if vacated may be subject to tearing The cable must not touch the compressor and the refrigerant p...

Page 18: ...18 5 ELECTRICAL CONNECTIONS ...

Page 19: ...4 TPC IPV4 and enter Property 7 set the IP address 192 168 1 100 8 set Subnet mask as 255 255 255 0 9 confirm OK 10 enter Start Windows button 11 write the command cmd and enter do it 12 write and run the command Ping 192 168 1 42 13 the message connection is OK will appear when successful 14 enter the browser Crhome Firefox ecc 15 write and run the command http 192 168 1 42 16 Userid WEB 17 Passw...

Page 20: ... up to 350 mt 2 Distance up to 700 mt A User interface B B1 KNX bus max 350 mt twisted pair with shield ø 0 8 mm EIB KNX cable marking recommended C PSX Mains power supply unit power supply unit N125 11 5WG1 125 1AB11 C1 AC 120 230V 50 60Hz D KNX bus max 350 mt ...

Page 21: ...er types of networks are not allowed such as Star or Ring networks x The difference in potential between the earth of the two RS485 devices that the cable shielding needs to be connected to must be lower than 7 V x There must be suitable arresters to protect the serial lines from the effects of atmospheric discharges x A 120 ohm resistance must be located on the end of the serial line Alternativel...

Page 22: ...ase verify the following x the unit should be installed properly and in conformity with this manual x the electrical power supply line should be sectioned at the beginning x The line sectionalizing device is open locked and equipped with the suitable warning x make sure no tension is present WARNING After turning off the power wait at least 10 minutes before accessing to the electrical panel or an...

Page 23: ...s corrosive atmospheres pollutants 8 structure integrity 9 fans run freely 10 unit on vibration isolators 11 unit input water filter shut off valves for cleaning 12 vibration dampeners on hydraulic connections 13 expansion tank recommended volume 10 system content 14 minimum system water content 15 clean system 16 loaded system possible glycol solution corrosion inhibitor 17 system under pressure ...

Page 24: ...rigeration circuit shut off valves opening if applicable 6 unit ON 7 load voltage measure 8 verify the lack of bubbles in the liquid light if applicable 9 check of all fan operating 10 measure of return and supply water temperature 11 super heating and sub cooling measure 12 check no anomalous vibrations are present 13 set point personalization 14 scheduling customisation 15 complete and available...

Page 25: ...there is no air inside the circuit and bleed it through the vent valves in the high points of the system if necessary 5 When using antifreeze solutions make sure the glycol percentage is suitable for the type of use envisaged NOTE Neglecting the washing will lead to several filter cleaning interventions and at worst cases can cause damages to the exchangers and the other parts Electric circuit Che...

Page 26: ... 8 hours before the compressor is to be started x at the first unit start up x after each prolonged period of inactivity 1 Power the heaters isolator switch on 1 ON 2 Check the power consumption of the resistances to make sure that they are functioning 3 Start up the compressor only if the crank case temperature on the lower side is be higher than the outside temperature by at least 10 C 4 Do not ...

Page 27: ... with an external signal 0 10 Vcc or 4 20mA The higher the signal is the lower the number of compressors available to meet the thermal need Only if P0050 En DemandLimit 0 Path Main menu Unit parameters Options Parameters Short description Description P0062 TypeDL Inlet signal type 0 0 10V 1 4 20mA Path Main Menu Unit parameters Setpoint P0009 set demand limit Parameter setting of the value of dema...

Page 28: ...yed on the display Only if P0053 En Climatica 1 Path Main menu Unit parameters Options Path Main menu Unit parameters Climatic TExt Parameters Short description Description P0265 CSptLow value of set Cool for outdoor air greater than P0266 P0266 AirAtSptLowC value of outdoor air for set Cool equal to the parameter P0265 P0267 CSptHigh value of set Cool for outdoor air lower than P0268 P0268 AirAtS...

Page 29: ... displayed on the display Only if P0051 En WaterReset 1 Path Main menu Unit parameters Options Parameters Short description Description P0063 TypeWR Inlet signal type 0 0 10V 1 4 20mA Path Main Menu Unit parameters Water reset P0283 SWRMinC Value of the WR control signal corresponding to the correction of the set COOL equal to 0 Path Main menu Unit parameters Options P0283 SWRMaxC Value of the WR ...

Page 30: ...e times are close to this limit take the proper corrective actions for example increasing the water content of the system is not enough in this application Check the water flow rate of the evaporator Check that the difference between the temperature of the exchanger s input and output water corresponds to the potential according to this formula x unit cooling power kw x 860 Dt C x flow rate L h Th...

Page 31: ...eature points of the cooling circuit compressor liquid suction drain unload The detections must be kept and made available during maintenance interventions Directive 2014 68EU PED Directive 2014 68EU PED also sets out the regulations for unit installers users and maintenance operators Refer to local regulations briefly and as an example see the following Compulsory verification of the first instal...

Page 32: ...32 7 CONTROL ...

Page 33: ...33 7 CONTROL ...

Page 34: ...34 7 CONTROL ...

Page 35: ...35 7 CONTROL ...

Page 36: ...36 7 CONTROL ...

Page 37: ...37 7 CONTROL ...

Page 38: ...38 7 CONTROL ...

Page 39: ...39 7 CONTROL ...

Page 40: ...operations on the cooling system or on pipes that contain or have contained flammable refrigerant All possible ignition sources including cigarettes must be kept sufficiently away from the installation reparation removal and disposal site as flammable refrigerant may be released in the surrounding area Before starting operations the area surrounding the equipment must be inspected to guarantee the...

Page 41: ...ure the device is installed safely x Check that the seals or sealing materials are not altered in such a way that they no longer the impede the entry of flammable environments Spare parts must comply with manufacturer specifications NOTE Using silicone sealants may inhibit the effectiveness of a few types of leak detection equipment It is not necessary to isolate intrinsically safe components befo...

Page 42: ...filling until the operating pressure is obtained then releasing into the atmosphere and restoring the vacuum This process must be repeated until there is no trace of refrigerant in the system When using the final OFN charge the system must be vented to the atmospheric pressure to allow the intervention This step is essential to perform brazing operations on the pipes Make sure that the vacuum pump...

Page 43: ...ke sure enough tanks are used All the tanks to be used are designated for the recovered refrigerant and are labelled for that specific refrigerant e g special tanks for refrigerant collection Tanks must be equipped with a perfectly functioning safety valve and relative interception valves Empty recovery tanks are evacuated and if possible cooled before recovery Recovery equipment must be perfectly...

Page 44: ... the instructions provided by the manufacturer 5 Storing packed unsold equipment Packing must be performed in such a way that mechanical damage to the equipment inside it does not cause refrigerant leaks The maximum number of elements that can be stored together is determined by local regulations ...

Page 45: ...e is open locked and equipped with the suitable warning sign make sure no tension is present After switching the power off wait at least 5 minutes before accessing to the electrical panel or any other electrical component Before accessing check with a multimeter that there are no residual stresses Frequency of interventions Perform an inspection every 6 months However frequency depends on the type...

Page 46: ...hase unbalancing no load and on load X 15 Absorptions of the single electrical loads X 16 compressor casing heaters test X 17 Checking for leaks 18 cooling circuit work parameter detection X 19 safety valve 20 protective device test pressure switches thermostats flow switches etc X 21 control system test setpoint climatic compensations capacity stepping air flow rate variations X 22 Control device...

Page 47: ...echnical assistance in advance to avoid hitches and to guarantee that the system can be used when required System drain The system must be drained only if necessary Avoid draining the system periodically corrosive phenomena can be generated 1 Empty the system 2 empty the exchanger use all shut off valves and grub screws 3 blow the exchanger with compressed air 4 dry the exchanger with hot air for ...

Page 48: ... appropriate product moderately acid 95 water 5 phosphoric acid x after the cleaning rinse with water to inhibit the action of any residual product Water filter Check that no impurities prevent the correct passage of water Flow switch x controls the operations x remove incrustations from the palette safety valve The pressure relief valve must be replaced x if it has intervened x if there is oxidat...

Page 49: ...aner preferably with a brush or other soft attachment rather than a metal tube compressed air blown from the inside out and or a soft bristle not wire brush Do not impact or scrape the coil Rinse Rinse only with water Do not use any chemicals to clean heat exchangers as they may cause corrosion Hose off gently preferably from the inside out and top to bottom running the water through every fin pas...

Page 50: ...se and anomalous vibrations x the terminal protection covers are closed and the cable holders are properly positioned Screw compressors Periodical checks Compressor supply line shut off valve Do not remove the seal Remove only if authorized by the manufacturer Please contact the maker for informations 8 MAINTENANCE ...

Page 51: ...51 Compressor replacement 8 MAINTENANCE ...

Page 52: ...52 9 ANTIVIBRATION MOUNTS Anti vibration mount support Anti seismic spring antivibration mounts ...

Page 53: ...53 9 ANTIVIBRATION MOUNTS ...

Page 54: ...54 9 ANTIVIBRATION MOUNTS ...

Page 55: ...the buzzer and relay x Check the signal transmission to the central BMS controller if connected x Calibrate the sensor or contact the Manufacturer to exchange the sensor with a factory calibrated sensor The sensors have an average life of 2 to 5 years depending on the type after which they must be replaced Sensors must be checked after exposure to significant gas concentrations which can reduce se...

Page 56: ...sed ecological area Professional electrical and electronic equipment must be disposed of by authorised personnel through established waste disposal authorities around the country In this regard here is the definition of household WEEE and professional WEEE WEEE from private households WEEE originating from private households and WEEE which comes from commercial industrial institutional and other s...

Page 57: ...allation of the unit in a place unsuited to support its weight and or guarantee adequate anchorage may result in consequent damage to things people or the unit itself Carefully check the positioning and the anchoring of the unit Easy access to the unit by children unauthorised persons or animals may be the source of accidents some serious Install the unit in areas which are only accessible to auth...

Page 58: ...ay cause electric shocks burns and electrocution When voltage is necessary for the circuit open the isolator on the attach ment line of the unit itself padlock it and display the appropriate warning sign Moving parts Contact with the transmissions or with the fan aspiration can cause in juries Prior to entering the inside of the unit open the isolater situated on the con nection line of the unit i...

Page 59: ...ature 12 7 C Entering external exchanger air temperature 35 C 5 Data compliant to Standard AHRI 550 590 referred to the following conditions internal exchanger water temperature 6 7 C Water ﬂow rate 0 043 l s per kW Entering external exchanger air temperature 35 C Evaporator fouling factor 0 18 x 10 4 m2 K W 6 Data compliant to Standard EN 14825 2016 7 Data compliant according to EU regulation 201...

Page 60: ... 57 77 87 95 88 80 65 76 97 250 2 70 71 73 82 97 84 76 59 76 97 280 2 71 72 74 83 97 84 76 59 77 98 320 2 71 72 74 83 98 85 76 60 77 98 360 2 81 86 79 85 97 85 82 63 77 98 400 2 83 88 81 87 100 87 84 66 79 100 440 2 72 76 81 92 99 90 84 68 79 100 480 2 86 92 84 89 100 87 87 68 79 100 540 2 83 89 84 93 99 90 87 70 79 101 580 2 70 78 84 95 99 92 87 71 78 101 Sound levels refer to full load units in ...

Page 61: ...Nr 1 05 1 10 1 15 1 20 1 25 1 30 1 35 1 40 PRDMIUM SB 120 1 160 1 200 1 240 1 290 1 250 2 280 2 320 2 360 2 400 2 440 2 480 2 540 2 580 2 Qmin l s 6 6 7 1 10 5 11 6 11 6 12 7 15 2 14 3 15 2 18 5 19 8 23 3 23 3 27 0 Qmax l s 16 7 18 5 23 9 28 1 43 4 36 6 44 1 43 4 44 1 56 2 58 3 70 5 70 5 77 6 INTDRN L DXBH NFDR ҫDV POR TORҬ m2 C W F1 FK1 0 44 x 10 4 1 0 1 0 0 88 x 10 4 0 97 0 99 1 76 x 10 4 0 94 0...

Page 62: ...nit operating range with air ﬂow automatic modulation Om o qekc o kc ӣ lrpqe lkaecro qelkҾ ljmo pplo plrk_mollaekc ҫS Om o qekc o kc ӣ Sq k_ o_ lrpqe lkaecro qelk ҫ TҬ Ta C external exchanger inlet air temperature D B To C internal exchanger outlet water temperature 1 Standard unit operating range at full load 2 Standard unit operating range with air ﬂow automatic modulation 62 ...

Page 63: ...h mm 2228 2228 2228 2228 Height mm 2535 2535 2535 2535 W1 Supporting point kg 744 801 772 829 W2 Supporting point kg 607 659 631 683 W3 Supporting point kg 705 738 750 783 W4 Supporting point kg 567 596 608 638 Operating weight kg 2623 2794 2761 2933 Shipping weight kg 2435 2605 2515 2685 The presence of optional accessories may result in a substantial variation of the weights shown in the table F...

Page 64: ... 2228 Height mm 2535 2535 2535 2535 W1 Supporting point kg 725 762 726 763 W2 Supporting point kg 952 1089 954 1091 W3 Supporting point kg 286 276 287 277 W4 Supporting point kg 663 675 665 677 W5 Supporting point kg 879 926 883 930 W6 Punto di appoggio kg 315 312 316 313 Operating weight kg 3820 4040 3831 4051 Shipping weight kg 3410 3630 3438 3658 The presence of optional accessories may result ...

Page 65: ...1 ST SC Length mm 5425 5425 Depth mm 2228 2228 Height mm 2535 2535 W1 Supporting point kg 907 987 W2 Supporting point kg 937 1035 W3 Supporting point kg 294 280 W4 Supporting point kg 638 666 W5 Supporting point kg 874 908 W6 Punto di appoggio kg 497 492 Operating weight kg 4147 4368 Shipping weight kg 3827 4047 The presence of optional accessories may result in a substantial variation of the weig...

Page 66: ...kg 679 725 679 725 680 725 W2 Supporting point kg 629 715 630 716 630 716 W3 Supporting point kg 787 886 788 886 789 887 W4 Supporting point kg 371 403 371 403 372 404 W5 Supporting point kg 556 569 556 570 556 570 W6 Supporting point kg 542 568 544 569 545 570 W7 Supporting point kg 614 643 615 645 616 646 W8 Supporting point kg 420 429 421 430 422 431 Operating weight kg 4598 4938 4604 4944 4610...

Page 67: ... W7 Supporting point kg 945 992 952 999 W8 Supporting point kg 217 206 207 196 W9 Supporting point kg 887 928 898 940 W10 Supporting point kg 160 159 163 161 Operating weight kg 5956 6352 5962 6823 Shipping weight kg 5408 5821 5430 6195 The presence of optional accessories may result in a substantial variation of the weights shown in the table Fan diffusers are separately supplied 1 Internal excha...

Page 68: ...ing point kg 804 845 770 808 W8 Supporting point kg 663 672 731 746 W9 Supporting point kg 708 737 807 849 W10 Supporting point kg 230 227 224 219 Operating weight kg 6432 6823 6835 7274 Shipping weight kg 5805 6195 6280 6720 The presence of optional accessories may result in a substantial variation of the weights shown in the table Fan diffusers are separately supplied 1 Internal exchanger evapor...

Page 69: ...863 905 W9 Supporting point kg 565 565 W10 Supporting point kg 828 884 W11 Supporting point kg 330 330 W12 Supporting point kg 321 321 Operating weight kg 7279 7718 Shipping weight kg 6684 7124 The presence of optional accessories may result in a substantial variation of the weights shown in the table Fan diffusers are separately supplied 1 Internal exchanger evaporator 2 External exchanger conden...

Page 70: ...point kg 1069 1069 W10 Supporting point kg 1048 1105 W11 Supporting point kg 449 449 W12 Supporting point kg 280 280 Operating weight kg 8540 8982 Shipping weight kg 7459 7899 The presence of optional accessories may result in a substantial variation of the weights shown in the table Fan diffusers are separately supplied 1 Internal exchanger evaporator 2 External exchanger condenser 3 Unit ﬁxing h...

Page 71: ......

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