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SystemAir SYSCROLL 20-35 Air, Installation And Maintenance Manual

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Air Cooled Water Chillers and Heat Pumps

Refroidisseurs de Liquid à Condensation par l’Air et Pompes à Chaleur Eau/Eau
Luftgekühlte Flüssigkeitskühler und Wärmepumpen
Refrigeratori d´Acqua e Pompe di Calore Acqua Raffreddati ad Aria
Enfriadores de Agua y Bomba de Calor Condensadascon Aire

Installation and maintenance manual

Manuel d'installation et de maintenance
Installations- und Wartungshandbuch
Manuale di installazione e di manutenzione
Manual de instalación y de mantenimiento

SYSCROLL 20-35 Air CO/HP

Part number / Code / Code / Codice / Código : 

361790

Supersedes / Annule et remplace / Annulliert und ersetzt / Annulla e sostituisce / 
Anula y sustituye : 

None / Aucun / Nicht / Nulla / Ninguno

Notified Body / Organisme Notifié / Benannte Zertifizierungsstelle / Organismo 
Notificato / Organismo Notificado

 N°. 1115

20

!

33 kW

21

!

35 kW

ISO 9001 certified management system

Summary of Contents for SYSCROLL 20-35 Air

Page 1: ...on and maintenance manual Manuel d installation et de maintenance Installations und Wartungshandbuch Manuale di installazione e di manutenzione Manual de instalación y de mantenimiento SYSCROLL 20 35 Air CO HP Part number Code Code Codice Código 361790 Supersedes Annule et remplace Annulliert und ersetzt Annulla e sostituisce Anula y sustituye None Aucun Nicht Nulla Ninguno Notified Body Organisme...

Page 2: ......

Page 3: ...very to the customer 20 6 CONTROL 6 1 Control of a single compressor unit 21 6 2 Keypad functions 21 6 3 Folder structure 22 6 4 Menu structure 22 6 5 Alarm list 23 7 PRODUCT DESCRIPTION 7 1 General information 24 7 2 Accessories 25 to 27 7 3 Refrigeration circuits 28 to 29 8 TECHNICAL DATA 8 1 Hydraulic features 30 8 2 Physical data 31 to 32 8 3 Electrical data 33 8 4 Position of shock adsorbers ...

Page 4: ...rder for this warranty to be valid the following conditions shall be met The machine must be operated only by skilled personnel from Authorised After Sales Service Maintenance must be performed only by skilled personnel from one of Authorised After Sales Centers Use only original spare parts Carry out all the planned maintenance provided for by this manual in a timely and proper way Failure to com...

Page 5: ...d to prevent any anomalous overpressure inside the plant The vents of the safety valves are positioned and oriented in such a way as to reduce the risk of contact with the operator in the event that the valve is operated Anyway the installer will convey the discharge of the valves far from the unit Dedicated guards removable panels with tools and danger signs indicate the presence of hot pipes or ...

Page 6: ... loose clothing or jewellery or any other accessory tat may be caught in moving parts wear suitable personal protective equipment gloves goggles etc when you have to work in the presence of free flames welding operations or with compressed air if the unit is placed in a closed room wear ear protection devices cut off connecting pipes drain them in order to balance the pressure to the atmospheric v...

Page 7: ...sign do not turn on maintenance in progress on the external disconnecting switch make sure that on off remote controls are inhibited wear suitable personal protective equipment helmet safety gloves goggles and shoes etc To carry out any measurements or checks which require the activation of the machine work with the electrical board open only for the necessary time close the electrical board as so...

Page 8: ...nt column Pump operation Outside on the left hand front column Instruction for the movimentation Outside the packaging Sequence phase control on the electrical board Gravity centre Base Instruction for the lifting TENERE SU QUESTA LINEA GANCIO DI SOLLEVAMENTO KEEP LIFT HOOK ON THIS LINE MIN 5 cm ...

Page 9: ...arning Adjacent to the master switch ATTENZIONE Prima di aprire togliere tensione CAUTION Disconnect electrical supply before opening ACHTUNG Vor offnen des gehauses hauptschalter ausschalten ATENCION Cortar la corrente antes de abrir el aparato ATTENTION Enlever l alimentation electrique avant d ouvrir Commissioning Outside on the left hand front column Final Test Certificate Inside the external ...

Page 10: ...ave the unit with water inside hydraulic circuit during winter or when it is in stand by ATTENZIONE Non lasciare l unità con acqua nel circuito idraulico durante l inverno o quando non è funzionante ATTENTION Ne laissez pas l unitè avec de l eau dans le circuit hydraulique pendant l hiver ou quand elle ne travaille pas WARNUNG Lassen Sie nicht das Wasser in die Schaltung während des Winters oder w...

Page 11: ...ncentrations may result in the risk of asphyxia due to the reduction in the oxygen percentage in the atmosphere Remove the patient to fresh air and keep warm and at rest If necessary give oxygen In case of breathing difficulties or arrest proceed with artificial respiration In case of cardiac arrest proceed with cardiac massage Then obtain medical attention Recommendations Semiotics or support the...

Page 12: ...d goggles or a mask Accidental release measures It is important to wear protective clothing and a respirator Stop the source of the leak if you can do this without danger Negligible leaks can be left evaporating under the sun providing that the room is well ventilated Considerable leaks ventilate the room Reduce the leak with sand earth or other absorbing substances Make sure that the liquid does ...

Page 13: ... goggles or a mask Wearing protective gloves is not mandatory but is recommended in case of prolonged exposure to refrigerant oil Accidental release measures It is important to wear protective clothing and especially goggles Stop the source of the leak Reduce the leak with absorbing substances sand sawdust or any other absorbing material available on the market Disposal The refrigerant oil and its...

Page 14: ...the parcels specified on the delivery note have been delivered Any damage you may find out shall be immediately reported in writing to the carrier Even if the damage is only on the surface please notify our local representative too The manufacturer disclaims all responsibility for the shipment even if it has provided for its organisation 3 2 Handling Units are designed to be lifted from above by m...

Page 15: ...recautions to prevent damage corrosion and or deterioration Make sure all openings such as for example water connections are well plugged and sealed Never store the units in a room where temperature is above 50 C R410A units or where the units are directly exposed to the sunlight Minimum storage temperature is 25 C It is recommended to leave the finned coils covered to protect them against any ris...

Page 16: ...s The installation site shall be characterised by the presence of the space required for air circulation and for the performance of maintenance operations see chapter 9 for further details 4 2 External Water Circuit WARNING The external water circuit shall guarantee a constant water flow rate through the circulating refrigerant water heat exchanger evaporator under steady operating conditions and ...

Page 17: ... Water safety valve 3 bar F Manometer FS Flow switch G Thermometer Unit side Y Water drain 10 10 9 9 13 12 12 11 11 4 5 3 8 6 HYDROKIT INLET OUTLET Y 2 1 7 FS F E E D D C A B G G COMPONENTS 1 Plate heat exchanger 2 Pump 3 Draining valve 4 Water buffer tank 5 Water filter 6 Automatic water charging valve 7 Pressure expansion tank 8 Water charging line 9 Water outlet 10 Water inlet 11 Globe valve 12...

Page 18: ...mp units must be installed in positions where the defrosting water cannot create any damage 4 5 Water buffer tank The accumulation tank which has been designed to be mounted on SYSCROLL Air HP units is complete with all the hydraulic and electrical components required for the correct operation of the system These systems are carefully assembled and tested at works They are ready for operation afte...

Page 19: ... caused by phase drops The fans and compressors are supplied through contactors controlled from the control panel Each motor is provided with an internal safety thermal device and external fuses The power supply cables must be inserted into dedicated openings on the front of the unit and the will enter the electrical board through holes drilled on the bottom of the board 4 Installation CAUTIONS Th...

Page 20: ...ded in this manual and according to the wiring diagram which accompanies the unit WARNING Before connecting the power supply lines check that the available voltage value does not exceed the range specified in the Electric Data Chapter 9 For 3 phase systems check also that the unbalance between the phases does not exceed 2 To perform this check measure the differences between the voltage of each ph...

Page 21: ...19 English SYSCROLL Air CO HP Version Electrical Connections 4 Installation ...

Page 22: ... must be approx 40 C and that the auxiliary control circuit is energised Check the operation of all the external equipment and make sure that the control devices of the plant are properly calibrated Start the pump and check that the water flow is correct Set the desired fluid temperature on the control board Start the appliance see Chapter 6 Check the correct direction of rotation of compressors S...

Page 23: ...the control to a BMS network remote display terminal wire remote control 6 1 Control of a single compressor unit Units are provided with a microprocessor card fully programmed by default for the control of a heat pump unit General information The figure shows the terminal It is provided with a 4 red digits with 7 segments with decimal point led 18 LED and 4 buttons so as to allow the programming o...

Page 24: ...F alarm quit historic alarm delete multi function key use 3 Password define visibility levels for parameters folders 4 Alarm log display alarm log Parameter folder gives access to following sub folders CL CE Cr CF configure device I O L local E expansion r remote F serial 0 1 2 3 1 3 4 00 1 3 5 function 4 5 0 5 6 4 5 0 5 6 1 6 1 5 0 1 5 77 5 1 7 1 6 TR define thermoregulation parameters 8 7 9 7 1 ...

Page 25: ...OFF A OFF Er35 Water high temperature OFF A Er41 Thermal protection fans OFF M OFF Er45 Clock failure A Er46 Clock to be set A Er47 LAN communication error A Er48 Legionella set point not reached A Er60 RWT probe plant side failure OFF A OFF Er61 LWT probe plant side failure OFF A OFF Er62 Coil temperature probe failure OFF A Er66 Sanitary hot water probe failure OFF A Er67 Visualization probe T P...

Page 26: ...tended to control the delivery of the thermal refrigerating capacity Evaporators Evaporators are made of stainless steel plates They are thermally insulated by means of a thick flexible insulating mattress with closed cells The maximum operating pressures correspond to 10 bar for the water side and to 45 bar for the refrigerant side Antifreeze protection for the water in the exchangers is ensured ...

Page 27: ... unit Flow switch kit Flow switch kit is available as an accessory It is supplied loose and has to be mounted by the customer Connect terminals 1 2 of the flow switch with terminals 1 2 Y1 user terminal Corrosion proofing protection for condensing Two level optional coil finishing 1 E coating 2 Blue fins Intrusion proofing protection for condensing A galvanised and painted steel wire net protectio...

Page 28: ...its It can easily pilot up to 4 units fitted in parallel 50 metres maximum apart Gauge kit Gauge kit is available as accessory It is shipped loose and it s not possible to have it factory mounted In out valve kit In Out valve kit is available as accessory PLANT WATER PROBE DHW DCW 3 WAYS VALVE PLANT WATER PROBE DHW DCW 3 WAYS VALVE ELECTRICAL HEATER Domestic hot water kit It is provided as an acce...

Page 29: ...ed as an option accessory to allow the unit managing the control of an additional heating device a boiler in example in order to integrate the production of hot water Connect the relais to terminal DO5 12V of the electrical box refer to Chapt 4 BOILER WATER PROBE DHW DCW VALVE ...

Page 30: ...lve BT Low pressure transducer S Shrader valve charging point Optional parts B Low pressure switch SH Suction temperature probe Sensors C Water differential pressure switch KM Gauge kit optional D Air temperature sensor E Outlet water temperature sensor F Inlet water temperature sensor FS Flow switch COMPONENTS 1 Compressor Scroll 2 Air cooled condenser 3 Filter drier 4 Sight glass 5 Thermostatic ...

Page 31: ...witch N Water safety valve Sensors C Water differential pressure switch S Shrader valve service charging point D Air temperature sensor ST Suction temperature probe E Outlet water temperature sensor KM Gauge kit optional F Inlet water temperature sensor FS Flow switch COMPONENTS 1 Compressor Scroll 2 4 way valve 3 Air cooled condenser 4 Biflow filter drier 5 Sight glass 6 Biflow thermostatic expan...

Page 32: ... 1 25 1 50 1 75 2 00 2 25 2 50 2 75 P kPa G l s Filter pressure drop 1 1 4 diameter filtration capacity 500 µm 35 mesh 40 20 60 80 100 120 140 160 180 200 220 0 00 0 25 0 50 0 75 1 00 1 25 1 50 1 75 2 00 2 25 2 50 P kPa G l s 20 25 30 35 Pump available pressure 0 70 60 50 40 30 20 10 0 00 0 25 0 50 0 75 1 00 1 25 1 50 1 75 2 00 2 25 2 50 P kPa G l s 20 25 30 35 ...

Page 33: ... speed rpm 630 630 630 630 Air flow rate m3 s 3 1 3 6 3 6 3 5 Power input kW 0 6 0 6 0 6 0 6 AIR COOLED CONDENSER Type Finned tubes Number 1 Total coil face area per coil m2 1 5 1 5 1 5 1 5 PUMP Type Number 1 Nominal speed rpm 2850 Power input kW 0 6 0 62 0 64 0 66 HYDRAULIC CONNECTIONS EVAPORATOR Type Threaded gas male Inlet Diameter inch 1 1 4 Outlet Diameter inch 1 1 4 WEIGHT Shipping Weight kg...

Page 34: ...al speed rpm 900 Air flow rate m3 s 3 1 3 0 3 0 2 9 Power input kW 0 53 0 54 0 54 0 54 AIR COOLED CONDENSER Type Finned tubes Number 1 Total coil face area per coil m2 1 5 1 5 1 5 1 5 PUMPS Type Centrifugal Number 1 Nominal speed 2850 Power input 0 59 0 62 0 64 0 65 HYDRAULIC CONNECTIONS EVAPORATOR Type Threaded gas male Inlet diameter inch 1 1 4 Outlet diameter inch 1 1 4 WEIGHT Shipping weight k...

Page 35: ...ating the maximum working temperature in the room the type of insulation and the cable laying the maximum lenght of the power supply line 8 3 Electrical data Compressor electrical data SYSCROLL Air CO HP 20 25 30 35 Rated voltage V ph Hz 400 10 3 50 Number 1 Max absorbed power kW 9 10 12 15 Rated current A 16 21 22 31 Oil pan resistor W 70 90 90 90 Pump electrical data Fan electrical data SYSCROLL...

Page 36: ... HP 20 53 60 65 72 250 256 457 1441 266 669 25 61 65 75 80 281 287 457 1441 263 665 30 61 66 77 82 286 291 457 1441 263 657 35 66 68 82 84 299 305 457 1441 258 663 SIZE Weight distribution Operatin weight Shipping weight Coordinates P1 P4 Coordinates CG P1 P2 P3 P4 a b x y kg kg kg kg kg kg mm mm mm mm 20 35 Air CO Hydrokit 20 99 104 109 114 427 457 1441 260 705 25 107 110 119 122 458 457 1441 258...

Page 37: ... Dimensional Drawings SYSCROLL 20 35 CO HP 8 Technical Data Front view Side view Top view Dimensions in mm NOTES A Water inlet Ø1 1 4 FGM B Water outlet Ø1 1 4 FGM C Auxiliary lines electrical connection D Electrical power supply E Gauge kit optional F Main switch G Control display N Desuperheater inlet ø 1 MGT O Desuperheater outlet ø 1 MGT ...

Page 38: ... 250 1705 A B C D N O 8 6 Dimensional Drawings SYSCROLL 20 35 CO HP HYDROKIT 8 Technical Data Front view Side view Top view NOTE A Water inlet Ø1 1 4 FGM B Water outlet Ø1 1 4 FGM C Water charge ø 1 2 MGT D Water drain ø 3 8 FGT N Desuperheater water inlet ø1 FGM O Desuperheater water outlet ø1 FGM ...

Page 39: ...37 English 8 7 Space Requirements SYSCROLL 20 35 Air CO HP 8 Technical Data 400 mm 200 mm 800 mm 200 mm 200 mm ...

Page 40: ...e costs incurred to repair the appliance in its original state The provisions of this section apply only to standard units according to the order requirements other documentation may be added concerning any modifications or supplementary accessories 9 2 Planned maintenance Maintenance inspections must be carried out according to the program below by a qualified person As a general rule units canno...

Page 41: ...contact one of authorised Service Centers WARNING Compressors use polyester oil During maintenance operations on the compressor or if you have to open the refrigerant circuit in any point remember that this type of oil is highly hygroscopic and accordingly it is important that it is not left exposed to the weather for prolonged periods as this would require the replacement of the oil 9 5 Condenser...

Page 42: ...ion temperature Tsa which corresponds to the pressure value Using a contact pressure gauge affixed to the outlet fitting of the gas of the evaporator measure the actual temperature Tse Overheating calculation S S Tse Tsa Overheating is regulated through the thermostatic expansion valve Make the adjusting screw follow a complete turn and operate the appliance for five minutes Check again and if nec...

Page 43: ...tch Reset the pressure switch and the control panel and restart the appliance Identify and remove the cause that enabled the pressure switch The fuse of the control circuit is broken Check for ground dispersions and short circuits Replace fuses Loosened terminals Check and tighten Halt caused by thermal overload of the electric circuit Check the operation of check and safety devices Identify and r...

Page 44: ...hall be forwarded to manufacturer s Service Centre Component Number Fan 1 High pressure switch 2 Differential water pressure switch 1 High pressure transducer 2 Low pressure transducer 2 Expansion valve 1 Gas filter 1 Four way valve 1 Electronic main board 1 Auxiliary main board transformer 1 Auxiliary circuit transformer 1 Compressor contactor 2 Pump contactor 1 Water sensor 4 Air sensor 1 Automa...

Page 45: ...the heat exchange sections of the plant DANGER If no shutoff valves have been provided it may be necessary to drain the whole plant If a glycoled solution or a similar fluid has been used in the hydraulic circuits or if chemical additives have been added to the circulating water the circulating fluid MUST be drained in a proper way For NO reason shall a circuit containing glycoled water or a simil...

Page 46: ...44 Notes ...

Page 47: ...45 English Notes ...

Page 48: ...46 Notes ...

Page 49: ...occasione della verifica delle valvole di sicurezza di far controllare il corretto intervento dei pressostati di alta pressione Per informazioni circa le modalità operative la strumentazione e la scelta di personale qualificato è possibile contattare IL COSTRUTTORE al numero telefonico 0362 6801 IMPORTANT NOTICE Maintenance instructions Please read carefully the following instructions for the main...

Page 50: ...Ankündigung geändert werden Fotos nicht vertraglich bindend A causa della politica di continua miglioria posta in atto dal costruttore questi prodotti sono soggetti a modifiche senza alcun obbligo di preavviso Le foto pubblicate non danno luogo ad alcun vincolo contrattuale Con objeto de mejorar constantemente nuestros productos pueden ser modificados sin previo aviso Fotos no contractuales System...

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