HPA 65-145
Contents
1. A CUMAVENETA MODEL REGISTRATION No CODE STORAGE TANK CAPACITY EX PAN SION TANK CAPACITY MAX WORKING PRESSURE bars EX PAN SION TANK PRE PRESSURISIN G bars PUMP oN ELECTRICAL POW ER SU PPLY 2 MAX POW ER IN PUT ER IN PUT SAFETY VALVE CALIBRATION O PERATIN G W EIGHT kg YEAR OF FABRICATION X 52 A Tampering with or the removal or absence of rating plates problems during installation and maintenance or other means enabling the unit to be identified causes TECHNICAL DATA Expansion tank capacit Expansion tank pre pressurising bars Maximum working pressure bars Electrical power suppl V oh H 2 Maximum absorbed power Maximum absorbed current Start up current Safety valve calibration bars O perating weight kg Engish 05 2000 HPA CLIMAVENETA QUANTITY OFWATER IN INSTALLATION Model HRH N 0011 0021 0025 0031 0041 0051 0061 0071 0091 0101 0121 Minimum 50 70 80 100 110 130 150 220 250 300 350 Litres Recommended 100 140 130 180 150 210 170 240 230 300 270 360 320 430 410 550 490660 580 770 700 930 Litres Model HRA N 0011 0021 0025 0031 0041 0051 0061 Minimum 50 70 80 100 110 130 150 Litres Recommended 100 140 130 180 150 210 170 240 230 300 270 360 320 430 Litres USEFUL STORAGE TANK HEAD CURVES 1 Useful head 65 It storage tank kit2. B 4 RETURN FROM EQUIPMENT 1 Pressure gauge 8 Differential pressure switch 15 Gate valve 2 Pump 9 Drain chemical wash valve 16 Flow switch 3 Safety valve 10 Heat exchanger unit side 17 Thermometer 4 Manual air vent valve 11 Connection to storage tank 5 Expansion tank 12 Tank 6 Fill top up cock 13 Filter 7 Temperature sensor 14 Vibration damper joint CLIMAVENETA HPA English 05 2000 The choice and the installation of the components REFEREN CEVALUES in the system is the responsibility of the installer Reference values who must act according to the rules of good practi ce and the legislation in force PA ee Electrical conductivity less than 200 mV cm 25 C less than 50 ppm Sulphuric acid ions Total iron less than 50 ppm less than 0 3 ppm Alkalinity M less than 50 ppm Sulphur ions nil Ammonia ions nil A The liquid flow switch must be dimensioned and regulated in accordance with the hydraulic charac teristics of the installation Install the flow switch half way along a straight hori zontal stretch of piping at least a metre long Construct a unit by pass to enable the piping to be washed without the appliance being disconnected Use suitable diameter connection piping and avoid exerting weight on the unit Installations containing antifreeze or covered by specific legislation must be fitted with hydraulic Silicon ions less than 30 ppm The ma
3. INSTALLATION OPERATING SERVICE MANUAL y g 2 D IZ CLIMAVENETA Inertial storage tanks with pumping assembly U A General warnings 2 n Weights and dimensions Q U 1 Al Fundamental safety rules 2 m Handling 10 a a Description of standard unit 3 a Positioning 10 a A Use with chillers 3 1 a Hydraulic connections 11 a A Identification 4 1 a Electrical connections 13 I A Technical data 4 n Filling and emptying 14 Internal hydraulic circuit 6 m Preparing for first start up 15 Pump 6 1 A Routine maintenance 15 Start up 7 a A Troubleshooting 16 Cleaning Aj Shutting down for long periods 7 Maintenance 1 ie ie ie e e E E Useful information 8 Receiving the product 9 following symbols are used this publication and inside the unit U User Important Yd Installer S Prohibition A Assistance A Danger voltage Climaveneta 5 part of the Eurovent certification programme The manufacturer reserves the right to modify the data in this manual without warning CLIMAVENETA HPA English 05 2000 BRI GENERAL WARNINGS After removing the packaging make sure the unit is complete and undamaged If this is not so contact the De Longhi
4. for units 0011 0061 65 B I Useful head 145 It storage tank kit for units 0071 0121 145 l 1 0 15 20 25 30 35 40 45 50 55 i 65 70 75 80 3 0 13 0 27 0 41 0 55 0 69 0 83 0 97 111 125 138 152 166 180 1 94 2 08 222 L s obtain the useful heads delivered to the installation subtract the pressure drop of the plate heat exchanger HEAT EXCHANGER PRESSURE DROP INSTALLATION WATER SIDE Water HRA HRN HRH HRHN flow Pressure drop Water m h 1 2 HRA HRN HRH HRHN flow l sec 0 222 0 333 0 444 0 555 0 667 0 778 0 805 0 889 1 000 1 111 1 222 13 8 12 21 2 37 140 146 Poss kPa 5 10 14 24 28 30 34 46 UR kPa 12 16 24 25 36 45 54 Water xcd qe qe med em T eg HRA HRN HRH HRHN flow l sec 0 667 0 861 1 055 1250 1444 1 639 1 805 1 833 2 028 2222 0071 kPa 0091 Pressure kPa drop kPa N ote The highlighted values refer to the nominal flow rate 00121 00101 0n CLIMAVENETA HPA English 05 2000 INTERNAL HYDRAULIC CIRCUIT HRH HRHN HRA HRN CHILLER DELIVERY TO INSTALLATION 5 DL INSTALLATION FILL DE XB RETURN FROM INSTALLATION
5. Close the inspection panel A If the fluid in the circuit contains antifreeze it should not be allowed to drain freely as it is pollu tant It should be collected for possible reuse Engish 05 2000 HPA CLIMAVENETA PREPARING FOR FIRST START UP First start up must be carried out by the De Longhi Tech The hydraulic circuit 15 filled and vented nical Assistance Service who will validate the Guarantee The condensate drain is not obstructed Certificate on completion All hydraulic circuit valves are open After installation and before starting up the HPA storage tank The pump rotates freely place the mains switch in the off position and make sure that All safety conditions have been respected The unit is adequately fixed to the surface it rests on All hydraulic and electrical connections have been carried Out as indicated in the instruction manual ROUTINE MAINTENANCE The maintenance plan for the HPA storage tank is the Power supply voltage same as for the HRH N or HRA N chiller connected and Electrical absorption includes the following operations and checks tightness of electrical connections Filling of the water circuit Efficiency of pump Presence of air bubbles in the water circuit CLIMAVENETA HPA English 05 2000 EGJ TROUBLESHOOTING MALFUNCTION CAUSE REMEDY The pump does not start up Pump motor failure Replace pump No electricity Check Pump blocked Unbl
6. HPA STORAGETANK 1 Pressure gauge 7 Differential pressure switch 2 Pump 8 Drain cock 3 Safety valve 9 Plate heat exchanger 4 Expansion tank 10 Tank 5 Fill top up cock 11 Manual air vent valve 6 Temperature sensor The HPA storage tank is supplied connected to a pump A W hen started up for the first time and at least Once a year you are recommended to control the shaft rotation as particularly after long periods not in use deposits and or residues may prevent free rotation Q The pump must never be operated without W ater Engish 05 2000 HPA CLIMAVENETA STARTING UP After first start up by the Technical Assistance Service the The HPA storage tank is functionally dependent on the storage tank is regulated in automatic and requires connected HRH N or HRA N chiller no further action SHUTTING DOWN FOR LONG PERIODS To deactivate the unit follow the instructions in the A begin operating the unit again after long period HRH N or HRA N chiller instruction manual of inactivity contact the De Longhi Technical Assi stance Service um Il Cleaning by the user is limited to the external panelling N ever use a sponge with abrasive products or pow Use a cloth moistened with soapy water only der cleaning products In the case of stubborn marks moisten the cloth with a mixture of 5096 water and denatured alcohol with specific Before
7. dealer who sold the appliance A De Longhi appliances must be installed by compa nies authorised according to Law no 46 of March 5 1990 O n completion of installation they must issue the owner with a certificate stating that installation has been carried out in respect of good work prac tices in accordance with current legislation and fol lowing the instructions provided by De Longhi in this manual These appliances have been designed and produced for use in combination with chillers for air conditio ning and or heating They must be used in installations compatible with their performance characteristics Incorrect installation regulation or maintenance or improper use absolves De Longhi from all contrac tual and non contractual liability for damage to per sons animals or things In the event of water leaks turn the mains switch to off and close the water cocks Contact the De Longhi Technical Assistance Servi ce or professionally qualified personnel promptly Do not intervene on the appliance personally FUNDAMENTAL SAFETY RULES W hen operating equipment involving the use of electricity and water a number of fundamental safety rules must be obser ved namely gt gt The unit must not be used by children or by unfit persons without suitable supervision Do not touch the unit with bare feet or with wet or damp parts of the body Before cleaning disconnect the appliance from the mains electrici
8. cleaning always disconnect the unit from the products mains electricity supply by placing the mains switch After cleaning dry the surface thoroughly in the off position MAINTENANCE GN Regular maintenance is essential to maintain the long term efficient safety and reliability of the HPA storage tank The maintenance plan for the HPA storage tank is the same as for the HRH N or HRA N chiller connected CLIMAVENETA HPA English 05 2000 USEFUL INFORMATION Dealer usaron abd vb DATE OPERATION English 05 2000 HPA CLIMAVENETA d RECEIVING THE PRODUCT HPA storage tanks are supplied in a single pack on a woo A The instruction manual is an integral part of the den pallet protected by cardboard packaging They come unit and should therefore be read and kept carefully complete with instruction manual A It is recommended that the packaging should not be guarantee certificate removed until the unit is located in the installation site bar code labels inserted in a plastic envelope inside the packaging e Do not dispose of packaging elements in the environ ment or leave them within reach of children as they are a potential hazard Yd DIMENSIONSANDWEIGHTS f height Gross weight N et weight CLIMAVENETA HPA English 05 2000 BEN After
9. ng screws Electrical cables may enter the appliance ONLY in the positions specifically described in this manual CLIMAVENETA HPA English 05 2000 FILLING AND EMPTYING THE INSTALLATION Yd FILLING Before filling make sure the mains switch is on the off position Make sure the drain cock is closed Open the inspection panel O pen all air vents in the installation terminals and stora ge tank Open the installation gate valves Begin filling slowly opening the water filling top up cock W hen water begins to leak out of the air vent valves clo se them and continuing filling until the specified pressure is reached in the installation Close the fill top up cock Close the inspection panel A The installation must be filled to a pressure of between 1 and 2 bars This operation should be repeated after the unit has been in operation for several hours Control installation pressure regularly and top up if it drops below 1 bar A Check all joints for tightness EMPTYING Before emptying make sure the mains switch Is in the off position Open the inspection panel Make sure the fill top up water cock is closed Connect a plastic pipe to the drain cock hose connection O pen all air vents in the installation terminals storage tank and chiller Open the drain cock
10. nufacturer is not liable for obstruction breakage or noise resulting from the failure to install filters a flow switch or vibration dampers The storage tank safety valve outlet must be con nected to an appropriate collection and disposal system The manufacturer is not responsible for possible flooding caused by operation of safety valves disconnectors A Fill top up water with particular characteristics must be conditioned with suitable treatment systems See the table below for the reference values connect Remove the protective plastic caps from the hydraulic connections Connect the installation following the diagram on page 11 To seal the threads hemp and jointing paste is recommended Teflon should not be used in the pre sence of antifreeze Before connecting make sure the pipes are free from stones and rust dross or other foreign bodies which may damage the installation English 05 2000 HPA CLIMAVENETA ELECTRICAL CONNECTIONS Electrical connections must be carried out by qualified per sonnel in respect of current legislation Open the inspection panel Pass the electrical cable connected to the pump through the cable grip on the storage tank Connect the HRH N or HRA N chiller following the instructions given in the chiller manual After completing the electrical connections replace the inspection panel and screw up the fixi
11. ock Air in hydraulic circuit Vent Functioning out of the operating curve Adjust calibrating valve Noise and vibrations Contact between metal bodies Check W eak foundations Repair Loose screws Tighten screws valve activated Pressure in installation too high Drain eee Pressure low in expansion tank Raise pressure Leaks in hydraulic circuit Leaks in hydraulic circuit EEG Engish 05 2000 HPA CLIMAVENETA lt CLIMAVENETA D Longhi spa 31100 TREVISO L Seitz 47 Tel 0422 413659 COD 5788001600
12. ose of or abandon packaging material cardboard staples plastic bags etc in the environ ment and keep it out of reach of children as it may constitute a hazard HPA CLIMAVENETA DESCRIPTION OF APPLIANCE These storage tanks are designed for use in combination HPA storage tanks are functionally dependent on the con with chillers in small and medium capacity installations nected HRH N or HRA N chiller They are designed for internal use They are supplied com plete with insulated tank pump expansion tank drain cock safety valve air vent valve and pressure gauge 65 B1 145 H1MO DEL 5 1 2 3 6 7 8 4 10 1 Inspection panel 6 Safety valve 2 Expansion tank 7 Pressure gauge 3 Pump 8 Fill top up cock 4 Tank 9 Water connections 5 Manual air vent valve 10 Drain cock HPA storage tanks are designed for use with HRH N or HRA N chillers HRH HRHN CHILLERS CLIMAVENETA HPA English 05 2000 IDENTIFICATION The HPA storage tank can be identified by the Packing label CLIMAVENETA De Longhi S p a 31100 Treviso Italia Via L Seitz 47 tel 04224131 fax 0422413659 MO DEL VOLTAGE CODE Technical rating plate lt Giving the technical data and performance characteristics of the storage tank If this is lost ask the De Longhi Tech nical Assistance Service for a replacement
13. removing the packaging the unit must handled by qualified personnel only using equipment suitable for the weight of the HPA storage tank and in accordance with accident prevention legislation During transport the storage tank must be kept in the vertical position The site for installation of the HPA units must be establi shed by the installation designer or other competent pro fessional and must take account of technical requisites regulations and legislation HPA units Must be positioned on a level surface strong enough to support the weight the foundation slab must be sufficiently rigid and must not transmit vibrations to underlying or neighbouring rooms HPA units are designed for internal use and must be instal led in an area respecting the dimensions given in the figure below The distances specified are necessary to allow for normal cleaning and maintenance operations to be carried out EEG Engish 05 2000 HPA CLIMAVENETA HYDRAULIC CONNECTIONS HPA storage tanks are designed and constructed for use The hydraulic connections are as follows with HRH N or HRA N chillers in heating and air condi tioning installations W ater inlet Fill to p up Pressure release valve W ater outlet Installation drain FACTORY CONNECTIONS 9 DELIVERY TO EQUIPMENT N T EN Da UJ 5 14 15 T 6 E A exc
14. ty supply by placing the mains switch in the off position English 05 2000 gt gt If the unit is not used for long periods proceed as follows Place the mains switch in the off position Close the water cocks f there is a risk of freezing make sure the installa tion contains antifreeze or empty the water circuit This instruction manual is an integral part of the appliance and must therefore be kept carefully If the appliance is sold or transferred to alternative premi ses the manual should ALWAYS be passed to the new owner user If it is lost or damaged ask your local De Longhi Technical Assistance Service for a replacement All repairs and maintenance must be carried out by the De Longhi Technical Assistance Service or authorised personnel only following the instructions in this manual The appliance must under no circum stances be modified or tampered with as this may create situations of risk Failure to observe this con dition absolves the manufacturer of all liability for resulting damage Do not modify safety or regulation devices without authorisation and instructions from the manufacturer Do not pull detach or twist the electrical cables coming from the unit even when disconnected from the mains electricity supply Do not open doors or hatches providing access to the inside of the appliance without first placing the mains switch in the off position Do not disp
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