Air cooled chiller and heat pump with plug fan Aermec CL
Contents
1. UU AMISSIS Ii Default position Default position Default position DISCHARGE HOOD POSSIBLE CONFIGURATIONS SITE MODIFIED CL 050 070 080 090 CL 100 150 CL 100 150 6 Aermec code 12 05 6755562 00 12 DUCTING EXAMPLE NOILDAS YATIVLSNI allow the weight of the ductwork to be imposed on the plastic discharge hood ATTENTION Do not Aermec code 12 05 6755562 00 DIMENSIONS CL 050 090 7 ILU 45 1861 1160 VERSION STANDARD VERSION WITH PUMP P NOILDAS YATIVLSNI Aermec code 12 05 6755562 00 14 CL 050 090 VERSION WITH STORAGE TANK AND PUMP 1604 1281 991 Aermec code 12 05 6755562 00 1450 1608 15 INSTALLER SECTION CL 100 150 VERSION STANDARD VERSION WITH P VERSION WITH STORAGE TANK AND PUMP A ce AERMEC 1674 Q 22 zx v 800 mm 802. KEY 1 Compressors scroll 2 Thermostatic valve 3 Dehydrator filter 4 System storage tank 5 Finned exchanger 6 Cut off vent valve 7 Flow switch 8 High pressure switch 9 200 W resistance antifreeze 10 Pressure trasducer 11 Water drain 12 Pump 13 Plug fans with EC Inverter motors 14 Electrical box 15 Expansion vessel 16 Plate exchanger 17 Cut off valve 18 Water filter 19 Safety valve 28 Aermec code 12 05 6755562 00 CL MODEL H HEATING PUMP VERSION A WITH STORAGE TANK AND PUMP N B v E M ES e 22 v ES Astro eres IL 2712 2227 aX 2 727 9 TIM AX a ERU VERSES KEY 1 Compressors scroll 2 System storage tank 3 Finned exchanger 4 Flow switch 5 Water filter 6 Cut off vent valve 7 Pressure trasducer 8 Safety valve 6 bar 9 Cycle reversing valve 10 One way valves 11 Liquid separator 12 Electrical box 13 Cut off valve 14 Dehydrator fi Iter 15 Liquid storage tank 16 Thermostatic valve 17 Plate exchanger 18 Expansion vessel 19 Plug fans with EC Inverter motors 20 Pump 21 Cut off valve 22 Condensate tray Aermec code 12 05 6755562 00 29 S p A 37040 Bevilacqua VR Italy Via R
3. RS 485 MOD BUS interface MODU 485A ACCESSORY 6 DHW storage tank not supplied 7 Electrical resistance BSKW ACCESSORY 8 System storage tank not supplied 9 Forfurther information regarding the VMF system refer to the documentation available on the website www aermec com 10 The accessory is necessary for the VMF system to communicate wit the heat pump Aermec code 12 05 6755562 00 11 um Q 22 zx um o LOY YIII 4 c 3 SIILID LILLIE LLL LLL ELL LLL LIN 77717 i 7
4. supplied but the user s responsibil ity which allows to keep track of the interventions performed on the unit In this way it will be easy to suitably organise the interventions making research and the prevention of any machine breakdowns easier Use the date to record date type of intervention made routine maintenance inspection or repairs description of the intervention measures actuated ATTENTION It is forbidden to LOAD the cooling circuit with a refrigerant different to that indicated Using a different refrigerant gas can cause serious damage to the unit ATTENTION FOR THE MODEL 230V 1 50Hz The unit is equipped with a compres sor starting device for the reduction of the starting current This device contains capacitors that could overheat in case of close repeated starts In case power supply to the unit is removed wait at least 3 minu tes before restoring it again Aermec code 12 05 6755562 00 14 ROUTINE MAINTENANCE All cleaning is prohibited until the unit has been discon nected from the electric power supply mains Make sure there is no voltage present before operating Periodic maintenance is fundamental to keep the unit perfectly efficient under an operational and energy point of view It is therefore essential to carry out periodic yearly controls on the 14 1 HYDRAULIC CIRCUIT CHECK 1 Water circuit filling 2 Water filter cleaning 3 Pressure switch or flow switch contr
5. 225 176 469 36 0 23 2 24 8 16 0 090 221 173 470 36 3 22 8 25 1 15 8 100 482 454 906 22 3 29 3 20 9 27 5 150 487 452 903 22 5 29 2 21 0 27 3 MODEL COOLING ONLY AND SILENCED MODE L VERSIONE WITH STORAGE TANK AND PUMP A 5 050 A 252 196 816 7 7 5 9 20 3 15 7 28 4 22 0 070 080 A 260 201 816 7 196 5 796 20 796 16 796 27 696 22 296 090 A 256 198 815 7 496 5 896 20 6 16 2 28 0 22 0 100 A 532 447 925 22 396 28 296 21 996 27 696 150 A 537 446 929 22 396 28 096 22 096 27 796 Aermec code 12 05 6755562 00 19 Q LLJ 22 o Q LLJ 22 o CL VERSION WEIGHT BARYCENTRE WEIGHT DISTRIBUTION ON SUPPORTS 96 KIT UNIT Gx Gy A B C D E F VT MODEL HEATING PUMP VERSION STANDARD 050 H 229 180 496 34 1 22 8 25 8 17 3 240 179 479 35 1 23 2 25 1 16 6 5 090 234 180 489 34 5 23 0 25 5 17 0 100 H 504 457 885 22 6 30 1 20 3 27 0 150 H 527 448 845 24 1 30 7 19 9 25 3 MODEL HEATING PUMP VERSION WITH PUMP P 3 050 239 181 483 34 7 23 3 25 2 16 9 5 7 250 180 468 35 6 23 7 24 4 16 2 090 HP 243 180 477 35 196 23 4 24 9 16 6 100 517 450 902 22 6 29 1 21 1 27 1 150 HP 543 443 868 23 9 29 7 20
6. PARAMETER FROM THE INSTALLER MENU To enter and modify the INSTALLER menu follow the same procedure as for the user menu Installer menu password 030 The unit is a cooling only model Goto question 2 e Radiant panels 1 What type of system terminals are used in the heating circuit Low temperature fan coils or radiators e Set the parameter StC index 3 USER menu with the value of 35 C Set the StC parameter index 3 USER menu with the value of 45 C default value e Other applications Set the parameter StC index 3 USER menu with the value of 55 C Not installed e Go to question 3 e Installed 2 Is the remote panel accessory installed PR3 Value 1 ON OFF control enabled from PR3 Value 2 Season control enabled from PR3 Value 3 Season control enabled from PR3 ON OFF control enabled from PR3 ON OFF control from panel on machine Set the PAN parameter index 9 INSTALLER menu with the appropriate value Season control piloted from the circuit board 3 Is the production of DHW e Not envisioned e Envisioned Set the ASA parameter INSTALLER MENU with the value 1 e Not envisioned envisioned Go to question 5 Go to question 5 4 Is a 3 way diverter valve envi sioned in the DHW production circuit Envisioned production system Set the AAS parameter index C INSTALLER menu with the appropriate
7. SECTION 4 1 MAIN HYDRAULIC CIRCUITS INTERNAL AND EXTERNAL HYDRAULIC CIRCUIT TO CL L STANDARD CL COMPONENTS SUPPLIED AS PER STANDARD Plate exchanger Water filter Flow switch Air vent valve Water temperature probes IN OUT Uu WIN Safety valve not available for the sizes 100 150 RECOMMENDED COMPONENTS NOT SUPPLIED FOR WHICH INSTALLER IS RESPONSIBLE Anti vibration joints Cut off cocks WIND Expansion vessel 10 11 12 13 14 System storage tank installation recommended whenever the system water content is less than that indicated in TAB 1 Manometer Pump Resistance Drain cock MINIMUM WATER CONTENT 025 030 040 050 070 080 090 100 150 200 Number of compressors n 1 1 1 1 1 1 1 1 1 1 Recommended minimum 4 4 4 4 4 4 4 water content Model 1 6 8 Electric conductivity Less than 200 mV cm 25 C Chloride ions Less than 50 ppm Sulphuric acid ions Less than 50 ppm Total iron Less than 0 3 ppm Alkalinity M Less than 50 ppm Total hardness Less than 50 ppm Sulphur ions None Ammonia ions None Silicone ions Less than 30 ppm 8 ATTENTION The choice and installation of components outside the unit is the installer s responsibility who must operate according to the code of practice and in compliance
8. a atas ore ouo vieta ae dodo tn oi UR 23 ROUTINE MAINTENANCE 24 HYDRAULIC CIRCUIT ostio eub su Ud 24 ELECTRIC CIRC as isst ao oat vt bo 24 COOLING CIRCUIT cuiii ae URL THEOD EHE SEU ERICH OR ANH 24 dilatata ite 24 EXTRAORDINARY MAINTENANCE decetero 24 DISPOSAL 24 PROCEDURE FOR SELECTION OF THE TYPE OF 5 cette 25 HOW TO MODIFY A PARAMETER FROM THE USER 25 HOW TO MODIFY A PARAMETER FROM THE INSTALLER 25 TROUBLESHOOTING dendi Rd DE er eain 26 SPARE PARTS tatu 2 um Qe LLI o o Q 22 zx N Standards complied with WHEN DESIGNING and MANUFACTUR ING the unit SAFETY 1 Machinery Directive 2006 42 CE 2 Low Voltage Directive LVD 2006 95 CE 3 Electromagnetic Compatibility Directive EMC 2004 108 EC 4 Directive regarding pressurised devices PED 97 23 CE EN 378 5 UNI12735 UNI14276 ELECTRIC PART 1 IEC EN 60335 2 40 2 IEC EN 61000 6 1 2 3 4 ACOUSTIC PART 15 ISO DIS 9614 2 intensimetric method FAN 1 EUROPEAN RULES 327 2011 DIRETTIVA 2009 125 EC PROTECTION RATING IP24 CERTIFICATION 1 EUROVENT REFRIGERAN
9. amp B WIN e Expansion vessel 10 System storage tank 12 Pump 13 200 W resistance antifreeze 14 Drain cock RECOMMENDED COMPONENTS NOT SUPPLIED FOR WHICH INSTALLER IS RESPONSIBLE 6 Anti vibration joints 7 Cut off cocks 11 Manometer MINIMUM WATER CONTENT 025 030 040 050 070 080 090 100 150 200 Number of compressors n 1 1 1 1 1 1 1 1 1 1 Recommended minimum I kW 4 4 4 4 4 4 4 water content Model TEJE Model H I KW 10 10 10 10 10 10 10 10 10 10 TAB 1 PH 6 8 Electric conductivity Less than 200 mV cm 25 C Chloride ions Less than 50 ppm Sulphuric acid ions Less than 50 ppm Total iron Less than 0 3 ppm Alkalinity M Less than 50 ppm Total hardness Less than 50 ppm Sulphur ions None Ammonia ions None Silicone ions Less than 30 ppm 10 ATTENTION The choice and installation of components outside the unit is the installer s responsibility who must operate according to the code of practice and in compliance with the Standard in force in the country of destination ATTENTION The hydraulic connection pipes to the appliance must be suitably di mensioned for the effective water flow rate requested by the system when running The water flow rate to the heat exchanger must always be constant ATTENTION Wash the system thoroughly before connecting the unit
10. anti freeze set of 3 C the unit will be switched off immediately and the relative alarm is given The unit can only re start after manual reset and the anti freeze probe measures a water temperature over 4 C With the unit off and with water temperature below Two functions have been set up to prevent compressor start ups that are too close Minimum time from last switch off 60 seconds in cooling mode Minimum time from last switch on 300 seconds in heating mode 13 4 CIRCULATION PUMPS The circuit board envisions outputs for the manage ment of the circulation pumps The utilities side pump starts immediately and after the first 30 seconds of operating when the water flow rate has gone into normal working conditions the dif ferential pressure switch flow switch control functions are activated Whenever alarms do not occur the appliance starts 13 7 SETTING MAXIMUM VOLTS DCP 4 C the heat exchanger anti freeze electric resistance mounted as per standard is activated It is switched off when the water temperature exceeds 5 C The water pump is always active 13 6 WATER FLOW RATE ALARM The unit manages a water flow rate alarm controlled by a differential pressure switch or flow switch installed as per standard on the machine This type of safety device can intervene after the first 30 seconds of pump operation if the water flow rate is not sufficient The intervention of this alarm determines compre
11. causing appliance malfunctioning In these cases the refrigerant leakage points must be detected repaired and the refrigerant load is to be replenished respect ing Law n 549 law dated 28 December 1993 16 DISPOSAL Envisions that disposal of the unit is carried out in conformity with the Standards in force in the different countries 25 Q LLJ 22 coc o INSTALLER SECTION 17 PROCEDURE FOR SELECTION OF THE TYPE OF SYSTEM Some parameters in the MODUCONTROL board must be set appropriately on the basis of the type of system in which the unit is installed These modifications performed by the installer are summarised and organised in the following guided procedures with which to correctly set the unit circuit board parameters QUESTION ANSWER 17 1 HOW TO MODIFY A PARAMETER FROM THE USER MENU To access the USER SET list press the key and confirm the password 000 using the same key The index of the USER parameter is displayed along with a string of three characters that identifies it the sting remains displayed for one second after which it is replaced by the value relative to the parameter itself To pass to the next parameter use the arrow keys v To modify a parameter just select it by pressing the key modify the value assigned via the arrow keys v and confirm the modification using the key To exit the menu press the 4 key WHAT TO DO 17 2 HOW TO MODIFY A
12. operating parameters set set point and reset any alarms present The unit will begin operating after a few minutes With the machine on check COOLING CIRCUIT CHECK That the compressor input current is lower than the maximum indicated in the technical data table That in models with three phase power supply the compressor noise level is not abnormal symptom of inverse rotation If this is the case invert a phase That the voltage value lies within the pre fixed limits and that unbalance between the three phases three phase power supply is not above 3 The presence of any refrigerant GAS leaks particularly in correspondence with the mano meters pressure transducers and pressure switches pressure points vibrations during transportation could loosen the fittings Overheating Comparing the temperature read using a contact thermostat positioned on the compressor in take with the temperature shown on the low pressure manometer saturation temperature corresponding to the evaporation pressure The difference between these two temperatures gives the overheating value Optimal values are between 4 and 8 C Pressing line temperature If the subcooling and overheating values are regular the temperature measured in the pressing line pipe at the outlet of the compressor must be 30 40 C above the condensation temperature Control and safety devices CHECK The manual reset high pressure switch That stops the co
13. 0 mm 50 E 54 1774 50 800 mm 800 mm 16 Aermec code 12 05 6755562 00 8 POSITION OF HYDRAULIC CONNECTIONS CL 050 090 VERSION STANDARD VERSION WITH PUMP P CL 050 090 VERSION WITH STORAGE TANK AND PUMP A Aermec code 12 05 6755562 00 205 OUT 1 1 4 LL OUT1 1 4 IN 1 1 4 gt 17 e 22 v CL 100 150 VERSION STANDARD VERSION WITH PUMP P VERSION WITH SOTRAGE TANK AND PUMP A Q 22 o 18 Aermec code 12 05 6755562_00 9 WEIGHT DISTRIBUTION ON SUPPORTS 96 WEIGHT OF UNITS WHEN EMPTY 4 SUPPORTS 6 SUPPORTS CL VERSION WEIGHT BARYCENTRE WEIGHT DISTRIBUTION ON SUPPORTS 96 KIT UNIT Gx Gy A B C D E F VT MODEL COOLING ONLY AND SILENCED MODE L VERSION STANDARD 5 050 i 208 171 487 35 8 21 9 26 3 16 0 070 080 210 172 486 35 796 22 096 26 196 16 196 090 i 212 173 483 35 796 22 396 25 996 16 196 100 li 469 462 887 22 296 30 496 20 096 27 496 150 i 471 458 879 22 696 30 396 20 196 26 996 MODEL COOLING ONLY AND SILENCED MODE L VERSION WITH PUMP P 2 050 217 171 474 36 4 22 4 25 5 15 7 7
14. 7 25 7 MODEL HEATING PUMP H VERSION WITH STORAGE TANK AND PUMP A 5 050 274 204 833 6 9 5 7 19 2 15 9 28 6 23 7 100 HA 567 443 921 22 6 28 1 22 0 27 3 150 HA 593 441 899 23 396 28 6 21 6 26 5 20 Aermec code 12 05 6755562 00 10 ELECTRIC POWER CONNECTION TO THE ELECTRICAL MAINS The CL heat pumps are completely wired at the factory and only require connection to the electrical mains downstream from a unit switch according to that envisioned by the Standards in force on this subject in the country of installation It is also advised to check that the electrical mains features are suitable for the ab sorption values indicated in the electrical data table The unit must only be powered when installation has been completed hydraulic and electric Respect the connection indications of the phase and earth wires The power supply line must have a relevant protection against short circuits mounted upstream and disper sions to earth which isolate the system with respect to other utilities The voltage must be within a tolerance of 10 of the nominal power supply voltage of the machine for unbalanced three phase unit max 396 between the phases Whenever these parameters are not re spected contact the electric energy public body For electric connections use the cables with double isolation according to the Standards in force on this subject in the differen
15. ACE OF INSTALLATION Before beginning the installation process decide with the customer where the ap pliance is to be installed whilst paying attention to the following 1 the support surface must be capable of supporting the unit weight 2 the safety differences between the unit and other appliances or structures must be scrupulously respected so that the inlet and outlet air from the fans is free to circulate 3 the unit must be installed by an enabled technician in compliance with the national legislation in force in the country of destination respecting the mini mum technical spaces in order to allow maintenance 3 POSITIONING Before handling the unit verify the lifting capacity of the machines used respect ing the indications given on the packaging To handle the machine on horizontal surfaces use fork lift trucks or similar in the most appropriate manner paying attention to the distribution of the unit weight Position the unit in the place indicated by the customer placing a rubber covering between the base and the support min thickness 10 mm or alternatively anti vibration feet ACCESSORIES For further information refer to the dimensional tables Fix the unit checking that it is level Make sure that the hydraulic and electric part can be easily reached Aermec code 12 05 6755562 00 HANDLING EXAMPLE um Qe LLI o o INSTALLER
16. C O EN air conditioning AIR COOLED REVERSIBLE HEAT PUMP Installation manual REVERSIBLE HEAT PUMPS INDOOR UNIT OUTDOOR UNIT e HIGH EFFICIENCIES PRODUCTION OF HOT WATER UP TO 60 C AERMEC SSS COMPANY QUALITY SYSTEM ISO 9001 2008 Cert n 0128 AERMEC S P A CL 050 150 6755562 00 Dear Customer Thank you for choosing an AERMEC product This product is the result of many years of experience and in depth engineering research and it is built using top quality materials and advanced technologies In addition the CE mark guarantees that our appliances fully comply with the requirements of the European Machinery Directive in terms of safety We constantly monitor the quality level and as a result AERMEC prod ucts are synonymous with Safety Quality and Reliability The data may be subject to modifications deemed necessary for improving the product at any time and without forewarning Thank you again AERMEC S p A AERMEC S p A reserves the right to make any modifications considered necessary to improve its products at any moment and is not obliged to add these modifications to machines that have already been manufactured delivered or are under construction Aermec code 12 05 6755562 00 3 AERMEC S p A 37040 Bevilacqua VR Italy Via Roma 996 Tel 39 0442 633111 Telefax 0442 93730 39 0442 93566 air conditioning WWW aermec com info aermec com
17. CL SERIAL NUMBER DECLARATION OF CONFORMITY We the undersigned hereby declare under our own responsibility that the assembly in question defined as follows NAME CL TYPE AIR WATER REVERSIBLE HEAT PUMP MODEL To which this declaration refers complies with the following harmonised standards IEC EN 60335 2 40 Safety standard regarding electrical heat pumps air conditioners and dehumidifiers IEC EN 61000 6 1 IEC EN 61000 6 3 IEC EN 61000 6 2 IEC EN 61000 6 4 Immunity and electromagnetic emissions for residential environments Immunity and electromagnetic emissions for industrial environments EN378 Refrigerating system and heat pumps Safety and environmental requirements UNI EN 12735 Seamless round copper pipes for air conditioning and refrigeration UNI EN 14276 Pressurised equipment for cooling systems and heat pumps Thereby compliant with the essential requirements of the following directives VD Directive 2006 95 CE Electromagnetic Compatibility Directive 2004 108 CE Machinery Directive 2006 42 CE PED Directive regarding pressurised devices 97 23 CE Form CL050 090 The product in agreement with Directive 97 23 EC satisfies the Total quality Guarantee procedure form H for size 100 150 with certificate no 06 270 QT3664 Rev 6 issued by the notified body n 1131 CEC via Pisacane 46 Legnano MI Italy The person authorised to constitute the technical file is Massimiliano Sfragara 37040 Bav
18. PONSIBILITY OF THE USER INSTALLER 21 SUMMER WINTER REMOTE CONTROL C F sente 21 ON OFPCONTRO d ot beaten teta 21 REMOTE tette UD ED RN 21 REMOTEPANEL dieere eod 21 CONTACT FOR THERMOSTATING DOMESTIC HOT WATER DHW TWS 21 CONTACT FOR BOILER CONTROL 5 2 ari ott a bte 21 PRS CONNECTION ACCESSO BY riccardiano 21 CONTROL AND COMMISSIONING obiecto 21 Aermec code 12 05 6755562 00 11 1 11 2 11 3 11 4 12 13 13 1 13 2 13 3 13 4 13 5 13 6 13 7 14 14 1 14 2 14 3 14 4 15 16 17 17 1 17 2 18 19 PREPARATION FOR 1 5 21 SEASON CHANGEOVER scatti 22 SEASON CHANGEOVER ON MACHINE ipti bb Os 22 ENABLING OF REMOTE tut dtp 6 td 22 CALIBRATIONS OF SAFETY AND CONTROL 22 OPERATING EEATURES utitur unnan 23 SET POINT IN COOLING 23 SET POINT IN HEATING MODE s cool tih HO cr ar OPEM DER 23 COMPRESSOR START UP DELAY ioa etu tentaret Potter 23 CIRCULATION PUMPS petii e 23 ANTEEREEZE rere 23 WATER FLOW RATE ath tbt d im n ato ees tte 23 SETTING MAXIMUM VOLTS DOP
19. T GAS This unit contains fluoride gases with greenhouse effect covered by the Kyoto Protocol Maintenance and disposal must only be performed by qualified staff in compliance with standards in force ATTENTION 1 Therefrigerant fluid circuit is pres surised Interventions must only be performed on the appliance by ATS Authorised Technical Service or a qualified technician 2 GASR410A The chiller is delivered with a suf ficient amount of R410A refrigerant fluid for operation It is a chlorine free refrigerant fluid that does not damage the ozone layer RA10A is not inflammable However all maintenance must be performed exclusively by a specialised technician with suitable protective equipment 3 Danger of electric shock The appliance must be disconnect ed from the mains power supply before the chiller is opened 1 GENERAL WARNINGS FOR THE INSTALLER AERMEC CL are constructed according to the acknowl 1 2 edged technical standards and safety regulations They have been designed for air conditioning and the production of domestic hot water DHW and must be 1 used compatibility with their technical features Any contractual or extracontractual liability of the Company is excluded for injury damage to persons animals or objects owing to installation regulation and mainte nance errors or improper use All uses not expressly indicated in this manual are prohibited 2 1 1 PRESERVATION OF THE DOCUMENTA
20. TION 1 The instructions and all related documentation must be given to the user of the system who is responsible for preserving the same so that they are always on hand when required 2 Read this file carefully the execution of all jobs must be performed by qualified staff according to the Standards in force on this subject in the different countries 3 The appliance warranty does not cover the costs for ladders scaffolding or other elevation systems that may become necessary for carrying out servicing under warranty 4 Do modify or tamper with the appliance as dangerous situations can be created and the manufacturer will not be liable for any damage caused The warranty shall be become null and void if the above mentioned indications are not respected WARNINGS REGARDING SAFETY AND INSTALLATION STANDARDS The appliance must be installed by a qualified and suitably trained technician in compliance with the national legislation in force in the coun try of destination AERMEC will not assume any liability for damage if these instructions are not respected Before beginning any operation READ THESE INSTRUCTIONS CAREFULLY AND CARRY OUT THE SAFETY CHECKS IN ORDER TO REDUCE ALL HAZARDS TO MINIMUM All the staff involved must have thorough knowledge of the opera tions and any dangers that may arise at the moment in which the installation operations are carried out Aermec code 12 05 6755562 00 2 SELECTION AND PL
21. This cleaning operation will eliminate any residues such as welding drips scale rust or other impurities from the piping These substances can also deposit inside and cause appliance malfunctioning The con nection piping must be adequately supported so that its weight is not borne by the appliance ATTENTION SYSTEM DRAINING If the system should stop during the winter period the water pre sent in the exchanger may freeze causing irreparable damage to the exchanger itself There are three solutions possible for the prevention of freezing 1 Drain the water from the ap pliance completely 2 Operation with glycoled wa ter with a percentage of glycol selected on the basis of the minimum external tempera ture envisioned 3 Use of resistances In this case the resistances must be live for the entire period that freezing may occur machine in stand by Aermec code 12 05 6755562 00 5 EXAMPLE OF CL SYSTEM WITH DHW PRODUCTION with VMF DHW ACCESSORY CL VMF SYSTEM FOR THE PRODUCTION AND MANAGEMENT OF THE HOT WATER AND DHW accessory 1 E5 black and white VMF ACS3KTN 6KTN 8KTN 2 3 way valve not supplied DHW temperature probe supplied Resistance for DHW storage tank anti legionella cycle management 3 3 way valve not supplied 4 Electrical resistance for DHW storage tank not supplied anti legionella cycle management 5
22. anliness of the coils 3 Pump operation speed 4 Filter cleanliness Fan regulation anomalous operation Check or replace if broken Airin the hydraulic system e Bleed the circuit e Excessive refrigerant gas load e Restore the correct load Low discharge pressure e ow external air temperature Low input water temperature e Humidity in the cooling circuit e Check the operational limits using the graphics as above e Empty and restore the gas load Air in the hydraulic system e Bleed the circuit Insufficient gas load e Restore the correct load High intake pressure High external air temperature e High utility inlet water temperature Thermostatic expansion valve too open or damaged Check the operational limits using the graphics e Adjust or replace if damaged Low intake pressure Aermec code 12 05 6755562 00 Low utility water inlet temperature Low external air temperature e Thermostatic expansion valve damaged or blocked e Insufficient water flow e Insufficient air flow Check the operational limits using the graphics e Adjust or replace if damaged e Check 1 Fan operation 2 Cleanliness of the coils 3 Pump operation speed 4 Filter cleanliness 27 INSTALLER SECTION Q 22 o 19 CL MODEL COOLING ONLY VERSION WITH STORAGE TANK AND PUMP SPARE PARTS
23. ations must be carried out bySTAFF IN POSSESSION OF THE NECES SARY QUALIFICATIONS BY LAW suitably trained and informed on the risks related to these The features of the electrical lines and of the related components must be determined by STAFF QUALIFIED TO DESIGN ELECTRICAL SYSTEMS in compliance with the international and national regulations of the place of installation of the unit and in compliance with the regulations in force at For the installation requirements refer only to the wiring diagram supplied with the appliance The wiring diagram along with the manuals must be kept in good condition and ALWAYS BE AVAILABLE FOR ANY FUTURE INTERVENTIONS ON THE UNIT It is mandatory to verify that the machine is watertight before making the electrical connections and it must only be powered after the hydraulic and electrical works have been completed ATTENTION It is prohibited to use the water pipes to earth the appliance 2 Q LLJ 22 o ATTENTION Check the tightness of all power wire clamps on commissioning and after 30 days from start up Successively check them every six months Loose terminals can cause overheating of the cables and components ATTENTION FOR THE MODEL 230V 1 50Hz The unit is equipped with a compressor starting device for the reduction of the starting current This device contains capacitors that could overheat in case of close repeated starts In case power suppl
24. ch Air vent valve RECOMMENDED COMPONENTS NOT SUPPLIED FOR WHICH INSTALLER IS RESPONSIBLE 6 7 10 Water temperature probes IN OUT Safety valve not available for the sizes 100 150 Expansion vessel Pump Anti vibration joints Cut off cocks System storage tank installation recommended whenever the system water content is less than that indicated in TAB 1 11 Manometer 13 Resistance 14 Drain cock MINIMUM WATER CONTENT 025 030 040 050 070 080 090 100 150 200 Number of compressors n 1 1 1 1 1 1 1 1 1 1 water content Model H I KW 10 10 10 10 10 10 10 10 10 10 Model VES Recommended minimum I KkW 4 4 4 4 4 4 4 4 4 4 TAB 1 PH 6 8 Electric conductivity Less than 200 mV cm 25 C Chloride ions Less than 50 ppm Sulphuric acid ions Less than 50 ppm Total iron Less than 0 3 ppm Alkalinity M Less than 50 ppm Total hardness Less than 50 ppm Sulphur ions None Ammonia ions None Silicone ions Less than 30 ppm Aermec code 12 05 6755562 00 ATTENTION The choice and installation of components outside the unit is the installer s responsibility who must operate according to the code of practice and in compliance with the Standard in force in the country of destination ATTENTION The hydraulic connection pipes to the appliance must be sui
25. cumentation Verify that the compressor sump resistance s is are operating by measuring the increase in temperature of the oil pan The resistance s must function for at least 12 hours before start up of the compressor and in any event the temperature of the oil pan must be 10 15 C higher than room temperature HYDRAULIC CIRCUIT Check that all hydraulic connections are made correctly that the plate indications are complied with and that a mechanical filter has been installed at the evaporator inlet Mandatory component for warranty to be valid Make sure that the circulation pump s is are operating and that the water flow rate is sufficient to close the flow switch contact Check the water flow rate measuring the pressure difference between evaporator inlet and outlet and calculate the flow rate using the evaporator pressure drop diagram present in this documentation Check correct operation of the flow switches if instal led on closing the cut off valve at the heat exchanger outlet the unit must display the block Finally open the valve and rearm the block Machine COMMISSIONING The unit can be used after all of the above mentioned controls have been performed Close the electric control board hatch Position the appliance master switch at ON Press the ON key for D 3 sec to switch the machine on By pressing the ON key O the display will show the temperature of the water and the type of machine operation Check the
26. ess positions not specifically envisioned in this manual with electric cables Avoid direct contact with non insulated copper piping and with the compressor Identify the clamps for the electric connection and always refer exclusively to the wiring diagram supplied ELECTRIC DATA TABLE e TOTAL ABSORPTION RECOMMENDED CABLE SECTION x 50 mt max length 8 ec LRA FLA SEC A SEC B IL e 5 5 2 a cables for gt 5 a phases Cable section Total cables 241 gt single phase mm mm A amp 6 n o 2 13 7 050 34N 4 4mm 4 15mm 4mm 16 H 64 2 13 5 77 2 15 4 070 111 34N 4 4 mm 4 15mm 4mm 25 H 74 2 14 7 IL m 7721170 080 gt 1 1 34N 4 6mm 4 15mm 6mm 25 H 9 94 2 15 2 090 L H 5 1 1 1052 20 4 3 4 6mm 4 1 5 mm 6 mm 25 PAM 909 274 100 212 34N 4 10 mm 4 15mm 10mm 40 H 77 7 27 0 TE 926 308 150 212 34N 4 16mm 4 15mm 16mm 40 H 109 3 30 3 Data refer to th version standard without pump KEY F L I Maximum input power 34N 3 phases neutral F L A Maximum input current SecB Controls and safety device connection L R A Peak current EARTH Earth wire to connect to unit SecA Power supply IL Master switch Aermec code 12 05 6755562 00 All the electrical oper
27. ge e Check the safety systems upstream from the appliance e Position at ON e Check power supply line e Replace the component Insufficient yield e No refrigerant Dirty coils e Water filter clogged Appliance dimensioning e Operation outside of operational limits e Check the load and any leaks e Clean the coils e Clean the filter Check performance Check the operational limits using the graphics Noisy compressor Liquid return to the compressor e Inadequate fixing e Inverted phase e Check e Invert a phase 400V 3N 50Hz Noise and vibrations The compressor stops due to intervention of the protections Compressor high discharge pressure e Contacts between metal bodies e Check e Weak support e Strengthen e Loose screws e Excessive flow pressure e Low intake pressure e Low power supply voltage e Electric connections fastened badly Operation outside of operational limits e Tighten the screws Check the operational limits using the graphics e Pressure switch malfunctioning e Replace the component e Circuit breaker protection intervention High external air temperature e High utility inlet water temperature e Insufficient air flow Insufficient water flow Check power supply voltage and calibration e Check electric isolation of the windings Check the operational limits using the graphics e Check 1 Fan operation 2 Cle
28. ilacqua VR Italy Roma 996 Bevilacqua 23 12 2011 Marketing Manager Signature 42 12 05 6755562 00 1 1 1 2 41 42 43 10 10 1 10 1 1 10 1 2 10 13 10 14 10 1 5 10 1 6 10 1 10 1 8 11 GENERAL WARNINGS FOR THE INSTALLER ai prre pute rer ndn 6 PRESERVATION OF THE DOCUMENTATION 6 WARNINGS REGARDING SAFETY AND INSTALLATION STANDARDS 6 SELECTION AND PLACE OF INSTALLATION 7 POSITIONING attin A SA HR ot D MERDA 7 MAIN HYDRAULIC IH UP PS 8 INTERNAL AND EXTERNAL HYDRAULIC CIRCUIT TO CL 1 8 INTERNAL AND EXTERNAL HYDRAULIC CIRCUIT TO CL P HP 1 9 INTERNAL AND EXTERNAL HYDRAULIC CIRCUIT TO CL A HA 1 10 EXAMPLE OF CL SYSTEM WITH DHW PRODUCTION WITH VMF DHW ACCESSORY SN T 11 DISCHARGE HOOD POSSIBLE CONFIGURATIONS SITE MODIFIED 12 DIMENSIONS tet 14 POSITION OF HYDRAULIC nieto rtt tnter 16 WEIGHT DISTRIBUTION ON SUPPORTS 96 WEIGHT OF UNITS WHEN 18 ELECTRIC POWER CONNECTION TO THE ELECTRICAL 5 20 ELECTRIC CONNECTIONS pato ode eivai risa 20 UXILIARY CONNECTIONS UNDER THE RES
29. mpressor generating the respective alarm when the flow pressure exceeds the set point value Its correct operation can be controlled Aermec code 12 05 6755562_00 by closing the air intake to the exchanger in cooling mode and keeping the high pressure manometer un der control check the intervention in correspondence of the calibration value Attention if there is no inter vention at the calibration value stop the compressor immediately and check the cause Reset is manual and can only take place when the pressure drops below the differential value For the set and differential values consult the technical manual The anti freeze control The anti freeze control managed by electronic regulation and by the temperature probe lo cated at the evaporator outlet is to prevent the forma tion of ice when the water flow rate is too low Correct operation can be checked by progressively increasingly the anti freeze set point until it exceeds the outlet water temperature and keeping the water temperature controlled with a high precision thermometer Verify that the unit is off and generates the respective alarm After this operation take the anti freeze set point back to its original value 11 2 SEASON CHANGEOVER 11 3 SEASON CHANGEOVER ON MACHINE Access the SET USER list using the key and conform the password 000 using the same key Use the arrow keys to displayv the STA parameter 0 index of the menu select it using the key a
30. nd set it using the arrow keys v on the desired value VALUE 0 operating in cooling mode VALUE 1 operating in heating mode Confirm the selection using the key and exit the menu using the Bikey Season changeover from PR3 accessory If in possession of the PR3 it must be enabled after electric connection 11 4 ENABLING OF REMOTE PANEL Access the INSTALLER SET list using the key enter the password for access to the menu installer password 030 Use the arrow keys to display v the PAN parameter index 9 of the menu select it using the key set it using the arrow keys v on the desired value VALUE 1 SEASON CHANGE piloted by the appliance ON OFF CONTROL from PR3 VALUE 2 SEASON CHANGE piloted from PR3 ON OFF CONTROL from the appliance VALUE 3 SEASON CHANGE piloted from PR3 ON OFF CONTROL piloted from PR3 Confirm the selection using the key and exit the menu using the Bikey Once the PR3 remote panel is enabled just operate directly on the switch to change the season fig 1 The machine will switch off automatically and switch back on with the operating mode selected For further information refer to the USER MANUAL 12 CALIBRATIONS OF SAFETY AND CONTROL PARAMETERS Taratura magnetotermici Taratura magnetotermici gt nic compressori ventilato
31. ock in a remote point due to operating anomaly clamps 6 and 7 of the 13 POLE terminal board can be used to connect a visual or acoustic alarm signal 10 1 5 REMOTE PANEL TRA To prepare a remote ON OFF switch over device connect the device contact to clamps 8 and 9 of the 13 POLE terminal board 10 1 6 CONTACT FOR THERMOSTATING DOME STIC HOT WATER DHW TWS To prepare a stand alone thermostating device con nect to clamps 10 and 11 of the 13 POLE terminal board 10 1 7 CONTACT FOR BOILER CONTROL To prepare a boiler control connect to clamps 12 and 13 of the 13 POLE terminal board 10 1 8 PR3 CONNECTION ACCESSORY If you should have the PR3 accessory always connect it to the 13 POLE terminal board as shown in the wir ing diagram Remember that the maximum distance accepted is 150 mt REMEMBER THAT THE PR3 AS WELL AS BEING CONNECTED MUST BE ENABLED see subsequent pages 11 CONTROLAND COMMISSIONING 11 1 PREPARATION FOR COMMISSIONING 22 Please note that on request by the Aermec customer or the legitimate owner of the machine the units in this series can be started up by the Aermec After Sales Service in your area valid only on ITALIAN territory The start of operation must be scheduled in advance agreed on the basis of the time frame regarding the realisation of the system Prior to the intervention all other works electrical and hydraulic connections priming and bleeding of air from the system m
32. ol 4 absence of air in the circuit bleeding 5 That the water flow rate to the evaporator is constant The thermal insulation of the hydraulic piping 7 percentage of glycol when envisioned e 14 2 ELECTRIC CIRCUIT CHECK 8 Safety device efficiency 9 The electric power supply voltage 10 Electrical absorption 11 Connections tightness 12 Theoperation of the compressor guard resist ance 14 3 COOLING CIRCUIT CHECK 13 State of compressor 14 Plate exchanger resistance efficiency 15 Work pressure 16 Leak test for water tightness control of the cool ing circuit 17 Operation of high and low pressure switches 18 Carry out the appropriate checks on the filter dryer to check efficiency 14 4 MECHANICAL CHECKS CHECK 1 Thetightening of the screws the compressors and the electrical box as well as the exterior panelling of the unit Bad fixing can cause abnor mal noises and vibrations 2 The state of the structure and the integrity of the discharge air hood in plastic If there are any oxidised parts treat with paint suitable to eliminate or reduce oxidation 15 EXTRAORDINARY MAINTENANCE the CL are filled with RA10A gas and are inspected at the factory Under normal conditions they do not require Technical Assistance related to control of refrig erant gas Through time gas leakage may be generated causing refrigerant to escape and discharge the circuit
33. oma 996 Tel 439 0442 633111 Telefax 0442 93730 439 0442 93566 air conditioning WWW aermec com info aermec com RI COMPANY QUALITY SYSTEM CA B aS M ISO 9001 2008 Cert 0128 The technical data given in this documentation is not binding Aermec reserves the right to make all modifications deemed neces AERMEC SP A sary for improving the product at any time
34. ri 2 e 2814 2 5 2 a S 10 0 39 4 050 1 1 Fisso 6 42 H 9 5 40 2 LE 12 5 39 4 070 1 1 Fisso 6 42 H 10 5 40 2 15 0 39 4 080 1 1 Fisso 6 42 H gt 11 0 40 2 us 16 0 39 4 090 eu Fisso 6 42 H 16 0 40 2 10 0 39 4 100 2 2 Fisso 10 42 H 9 5 40 2 TU 12 5 39 4 150 2 2 Fisso 10 42 H 11 0 40 2 AP MANUAL RESET HIGH PRESSURE SWITCH TAP HIGH PRESSURE TRANSDUCER TBP LOW PRESSURE TRANSDUCER Aermec code 12 05 6755562 00 ATTENTION Commissioning must be performed with standard settings Only when the inspection has been completed can the operating Set Point values be changed Before start up power the unit for at least 12 hours positioning the magnet circuit breaker switch and the door lock isolating switch at ON 23 INSTALLER SECTION Q LLJ 22 o 13 OPERATING FEATURES 13 1 SET POINT IN COOLING MODE Factory set 7 C M 5 C 13 2 SET POINT IN HEATING MODE Factory set 45 At 5 If the unit power supply is restored after a temporary interruption the mode set will be kept in the memory 13 3 COMPRESSOR START UP DELAY 13 5 ANTI FREEZE ALARM The alarm is always active even in stand by mode In order to prevent damage to the plate heat exchanger due to the water it contains freezing on reaching a wa ter temperature value below the minimum
35. ssor and pump block SET DEFAULT VOLT MAX DCP U M Vers CL050 1070 CLO80 CLO90 CL 100 CL 150 5 0 5 0 5 0 5 5 4 5 5 4 Max volt DCP psw 84 param 4 V L 3 5 3 5 3 5 4 0 3 0 4 0 Available nominal static pressure 80 80 80 80 80 100 24 ATTENTION Anti freeze set temperature can only be varied by an authorised after sales centre and only after having checked that there is a suitable 96 anti freeze solution in the hydraulic circuit Whenever this alarm inter venes call an authorised after sales service immedi ately ATTENTION FOR THE MODEL 230V 1 50Hz The unit is equipped with a compres sor starting device for the reduction of the starting current This device contains capacitors that could overheat in case of close repeated starts In case power supply to the unit is removed wait at least 3 minu tes before restoring it again Aermec code 12 05 6755562 00 ATTENTION In the 230V 1 50Hz versions with soft start in the event of a power cut due to technical problems or for maintenance in order to preserve good operation of the appliance it is mandatory to wait 5 minutes before re applying voltage to the heat pump ATTENTION In the cooling circuit it is prohibited to use oxygen or acetylene or other inflammable or poisonous gases because they are a cause of explo sions or intoxication We recommend to envision a machine book not
36. t countries THE FOLLOWING ARE MANDATORY The use of an omnipolar magnet circuit breaker switch is mandatory in compliance with the IEC EN Standards contact opening at least 3 mm with suitable cut off power and differential protection on the basis of the electric data table shown below installed as near as possible to the appliance It is mandatory to make an effective earth connec tion The manufacturer is not liable for any damage caused by the lack of or ineffective appliance earth connection For units with three phase power supply check the correct connection of the phases The cable sections shown in the table are recommen operations the time of installation 2 2 2 ded for maximum lengths of 50 m For longer lengths or different cable laying it is up to the DESIGN ENGINEER to dimension the appropria te line switch the power supply line as well as the connection to the earth wire and connection cables depending on the length the type of cable the absorption of the unit and the physical location and also the environment temperature 10 1 ELECTRIC CONNECTIONS Before connecting the unit to the power supply mains make sure that the isolating switch is open Open the front panel Use the holes in the lower part of the framework for the main electric power supply cable and the cables of the other external connections under the responsibility of the installer It is prohibited to acc
37. tably di mensioned for the effective water flow rate requested by the system when running The water flow rate to the heat exchanger must always be constant ATTENTION Wash the system thoroughly before connecting the unit This cleaning operation will eliminate any residues such as welding drips scale rust or other impurities from the piping These substances can also deposit inside and cause appliance malfunctioning The con nection piping must be adequately supported so that its weight is not borne by the appliance ATTENTION SYSTEM DRAINING If the system should stop during the winter period the water pre sent in the exchanger may freeze causing irreparable damage to the exchanger itself There are three solutions possible for the prevention of freezing 1 Drain the water from the ap pliance completely 2 Operation with glycoled wa ter with a percentage of glycol selected on the basis of the minimum external tempera ture envisioned 3 Use of resistances In this case the resistances must be live for the entire period that freezing may occur machine in stand by um e 22 o INSTALLER SECTION 4 3 INTERNAL AND EXTERNAL HYDRAULIC CIRCUIT TO CL A HA LA STANDARD CL COMPONENTS SUPPLIED AS PER STANDARD Plate exchanger Water filter Flow switch Air vent valve Water temperature probes IN OUT Safety valve oou B
38. ust have been completed commissioning Preliminary operations to be performed with no voltage present Control All safety conditions have been respected The unit is correctly fixed to the support surface The minimum technical spaces have been respected That the main power supply cables have appropriate cross section which can support the total absorption of the unit see electric data sections and that the unit has been duly connected to earth That all the electrical connections have been made correctly and all the clamps adequately tightened ATTENTION FOR THE MODEL 230V 1 50Hz The unit is equipped with a compres sor starting device for the reduction of the starting current This device contains capacitors that could overheat in case of close repeated starts In case power supply to the unit is removed wait at least 3 minu tes before restoring it again The following operations are to be carried out when the unit is live Supply power to the unit by turning the master switch to the ON position The display will switch on a few seconds after voltage has been supplied check that the operating status is on OFF OFF BY KEY B on lower side of the display Use a tester to verify that the value of the power supply voltage to the U V W phases is equal to 400V 10 also verify that the unbalance between phases is no greater than 396 Check that the connections made by the installer are in compliance with the do
39. value in seconds This parameter indicates the stand by time for inversion of the 3 way diverter valve on the DHW e Not envisioned e No operation Envisioned 5 Is a room thermostat installed selecting from 1 Value 1 or 2 ENABLED 2 Value 0 or 3 DISABLED the value 3 ATTENTION For further information refer to the USER manual supplied with the chiller and also available on www aermec com 26 This parameter enables a digital clamp ID indicated on the circuit board with the code TRA to which a room thermostat must be connected used to disable the compressors and the integra tive resistances Set the trA parameter index D INSTALLER menu with the appropriate value 3 Remember that the OPEN state on the clamp represents the compressors and resistances block operation if the parameter is set at 1 the compressors pumps and resistances block operation if the parameter is set at 2 represents the pump alarm as in the previous software version if the parameter is set at Aermec code 12 05 6755562 00 18 TROUBLESHOOTING CAUSE REMEDY The unit does not start No electric voltage Master switch at OFF Remote switch at OFF if present Control panel at OFF Main switch at OFF Compressor magnet circuit breaker at OFF e Power supply voltage too low e Remote control switch coil broken e Circuit board broken e Peak condenser broken e Compressor broken e Check the presence of volta
40. with the Standard in force in the country of destination ATTENTION The hydraulic connection pipes to the appliance must be suitably di mensioned for the effective water flow rate requested by the system when running The water flow rate to the heat exchanger must always be constant ATTENTION Wash the system thoroughly before connecting the unit This cleaning operation will eliminate any residues such as welding drips scale rust or other impurities from the piping These substances can also deposit inside and cause appliance malfunctioning The con nection piping must be adequately supported so that its weight is not borne by the appliance ATTENTION SYSTEM DRAINING If the system should stop during the winter period the water pre sent in the exchanger may freeze causing irreparable damage to the exchanger itself There are three solutions possible for the prevention of freezing 1 Drain the water from the ap pliance completely 2 Operation with glycoled wa ter with a percentage of glycol selected on the basis of the minimum external tempera ture envisioned 3 Use of resistances In this case the resistances must be live for the entire period that freezing may occur machine in stand by Aermec code 12 05 6755562 00 4 2 INTERNAL AND EXTERNAL HYDRAULIC CIRCUIT TO CL P HP LP STANDARD CL COMPONENTS SUPPLIED AS PER STANDARD Plate exchanger Water filter Flow swit
41. y to the unit is removed wait at least 3 minutes before restoring it again 400V 3N 50Hz 21 Q LLJ 22 o with the unit For the operational connection of the unit take the power supply cable to the electric control board inside the unit and connect it to the U N and PE clamps re specting U phase N neutral PE earth in the event of single phase power supply 230V 50Hz U V W as phases N as neutral and PE as earth in the event of three phase power supply 400V 3N 50Hz Re position the inspection panels Ensure that all protections removed for the electric connection have been restored before powering the unit electrically Position the system master switch outside the applian ce at ON 10 1 1 UXILIARY CONNECTIONS UNDER THE RE SPONSIBILITY OF THE USER INSTALLER All clamps to which reference is made in the following explanations are part of the 13 POLE removable termi nal board situated inside the electric control board and connected to the MODUCONTROL 10 1 2 SUMMER WINTER REMOTE CONTROL C F To prepare a remote summer winter switch over device connect the device contact to clamps 3 and 5 of the 13 POLE terminal board 10 1 3 ON OFF CONTROL IA To prepare a remote ON OFF switch over device connect the device contact to clamps 4 and 5 of the 13 POLE terminal board 10 1 4 REMOTE ALARM AE If it should be necessary to display the machine bl
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