Galletti ACCORRONI RPE 92 Installation Manual
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Galletti ACCORRONI RPE 92 Installation Manual

Galletti ACCORRONI RPE 92 Installation Manual

Air/water heat pumps with axial fans
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Water chillers and air/water heat pumps
with axial fans
RPE 92÷244 - HPE 92÷244

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Summary of Contents for Galletti ACCORRONI RPE 92

  • Page 1 Water chillers and air/water heat pumps with axial fans RPE 92÷244 - HPE 92÷244...
  • Page 2 Dear Customer, Thank you for placing your trust in one of the products of Galletti S.p.a This product is the result of our work and our commitment to design, research, and production and has been made from the finest materials, employing state-of-the-art components and production technology.
  • Page 3 By en- ranty. suring this product is disposed of correctly, you will help Ū Galletti S.p.A. shall not accept any liability for injury to prevent potential negative consequences for the envi- or damage resultingcfrom improper use of the equip- ronment and human health.

  • Page 4: Table Of Contents

    TABLE OF CONTENTS                                p 36 LCX SERIES 7.2.2 Low pressure switch                                    p 5                                  p 36 7.2.3 Anti-recycle timer...

  • Page 5: 12 Main Features P

    All others forbidden or make some selection (fields) mandatory. models op-erates with R410A refrigerant. Please contact Galletti S.p.A. for verification. » Configuration options 1 RS485 serial board (Carel / Modbus protocol) Power supply...

  • Page 6: Constructive Features

    » Accessories Ū Check valve (LCX H) Ū Liquid receiver (LCX H) Power factor capacitors Soft starter Ū High and low pressure switch Service kit (advanced controller required) Ū Water safety valve Clock board (advanced controller required) Ū Schrader valves for checks and/or maintenance ON/OFF status of the compressors Ū...

  • Page 7: 23 Siting And Dampers                          P

    A2B Accorroni E.G. s.r.l. Must be notified of the entity of the Ū Avoid obstacles to the outflow of air from the fan which damage with-in 8 days of the delivery date. could cause back suction (see section on 2.4  Installation Check that the following items are present: clearance requirements and dimensional  p. 8);...

  • Page 8: Installation Clearance Requirements

    » Dampers components See the vibration dumpers mounting instructions RPE - HPE (code RG66013698). INSTALLATION CLEARANCE REQUIREMENTS AND DIMENSIONAL To guarantee the proper functioning of the unit and access for maintenance purposes, it is necessary to comply with the minimum installation clearance requirements shown in figures 2.3 ...
  • Page 9 » RPE-HPE FRAME 2 Model Version RPE-HPE 71-76 L - Q RPE-HPE 92-102...
  • Page 10 » RPE-HPE FRAME 3 Model Version RPE-HPE 92-102 L - Q RPE-HPE 122-142...
  • Page 11 » RPE-HPE FRAME 3+ Model Version RPE-HPE 94-104 L - Q RPE-HPE 122-142-164...
  • Page 12 » RPE-HPE FRAME 4 Model Version RPE-HPE 122-142-164 L - Q RPE-HPE 174-214 RPE-HPE 194 L - Q - S...
  • Page 13 » RPE-HPE FRAME 5 Model Version RPE-HPE 214 L - Q RPE-HPE 244 S - L - Q...
  • Page 14 » RPE-HPE FRAME 6 Model Version RPE-HPE 274 L - Q - S RPE-HPE 294 L - Q - S RPE-HPE 324 L - Q - S RPE-HPE 364 S - L...

  • Page 15: Technical Features

    TECHNICAL FEATURES RPE WATER CHILLERS RATED TECHNICAL DATA » RPE air/water chillers rated technical data LOW NOISE version Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) 58,3 66,7 78,6 88,9 90,6 Total power input (1)(E) 20,3 22,9 26,5 31,0 31,4...
  • Page 16 Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) Total power input (1)(E) 46,4 58,5 56,1 63,6 74,2 83,9 90,0 Absorbed rated current 74,9 94,0 90,2 (1)(E) 2,87 2,74 2,72 2,79 2,66 2,62 2,84 2,59 2,59 2,26 Eurovent efficiency class (1)(E) SEER 4,16...
  • Page 17 » RPE air/water chillers rated technical data STANDARD version Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) 88,8 Total power input (1)(E) 32,1 35,9 40,4 42,8 50,9 50,8 58,9 56,4 Absorbed rated current 54,8 61,0 69,2 71,7 85,8 85,6 98,5...
  • Page 18 Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) Total power input (1)(E) 58,2 65,6 76,2 95,7 90,5 Absorbed rated current 97,1 (1)(E) 2,78 2,79 2,65 2,56 2,91 2,82 2,66 2,57 Eurovent efficiency class SEER (2)(E) 4,13 4,28 4,31 4,19 4,33...
  • Page 19 RPE - HPE HEAT PUMPS RATED TECHNICAL DATA » RPE - HPE air/water chillers rated technical data LOW NOISE version Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) 57,3 65,6 77,6 87,4 89,0 Total power input (1)(E) 20,3 22,9 26,5...
  • Page 20 Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) Total power input (1)(E) 47,0 59,6 56,4 63,6 75,2 84,8 90,8 Absorbed rated current 75,2 95,2 90,4 (1)(E) 2,82 2,65 2,67 2,77 2,59 2,55 2,78 2,55 2,54 SEER 3,88 4,12 3,88 3,66...
  • Page 21 » HPE air/water chillers rated technical data STANDARD version Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) 87,7 Total power input (1)(E) 32,0 35,3 40,4 41,9 50,8 50,7 58,8 56,3 Absorbed rated current 54,8 61,5 69,2 71,7 85,8 85,6 98,5...

  • Page 22: 33 Microprocessor Control                  P

    Power supply V-ph-Hz 400 - 3N - 50 Cooling capacity (1)(E) Total power input (1)(E) 58,1 65,6 76,2 95,7 90,4 Absorbed rated current 97,1 (1)(E) 2,74 2,74 2,61 2,53 2,88 2,77 2,72 2,53 Eurovent efficiency class (1)(E) SEER 3,45 3,64 3,67 3,55 3,69...

  • Page 23: Start-Up

    START-UP The first start up must be carried out exclusively by as residue from the work carried out (e.g. welding). Continue qualified personnel and authorized by A2B Accorroni flushing until the water (to be disposed of ) becomes clear. E.G. (see warranty sheet attached). 2.

  • Page 24: Plumbing And Electrical Connections

    PLUMBING AND ELECTRICAL CONNECTIONS PLUMBING CONNECTION shown in the dimension tables at the end of the manual. WARNING: The water circuit must be set up in such a way All the units belonging to the LCX series are equipped with wa- as to guarantee that the nominal flow rate of the water sup- ter differential pressure switch or flow switch, safety valve, water plied to the evaporator remains constant (+/- 15%) in all op-...

  • Page 25: Recommended Water Circuit

    Ū Pair of quick-connection couplings with pipe section to be by the supplier welded (optional item that may be selected from the price The water must be analysed: it is advisable to contact a qualified list). They facilitate the connecting operations to the plumb- water treatment specialist to determine the most suitable type ing system, greatly speeding up installation of treatment according to the materials used in the hydraulic...

  • Page 26: Filling The System

    temperature during the fluctuations: -10-5=-15°C, recom- contact the manufacturer. mended ethylene glycol percentage: >30%. Failure to install filters and vibration dampers may cause prob- lems of clogging, breakages and noise, for which the manufac- Important! If different antifreeze product is to be used, please turer may not be held liable.

  • Page 27: 54 Water Circuit P

    Pressure switch 1 is set at the “PS” (maximum admissible pressure) of the system Pressure switch 2 will have the setting = PS x 0.9 in accordance with the reference technical standard WATER CIRCUIT » LCX (evaporator) LEGEND Evaporator Flow switch 10 - 11 - 12 -...
  • Page 28 » RPE - HPE (evaporator and 2 pumps) LEGEND Evaporator Safety valve 10 - 11 Hydraulic pump Flow switch 12 Clapet valve 13 Gate valve ------ Internal and external borderline ——— OPTIONAL Expansion tank » RPE - HPE (evaporator and pump) LEGEND Evaporator Safety valve...
  • Page 29 » RPE - HPE (evaporator, tank and 2 pumps) LEGEND Evaporator Safety valve 10 - 11 Hydraulic pump Flow switch 12 Clapet valve 13 Gate valve ------ Internal and external borderline Buffer tank ——— OPTIONAL Expansion tank » RPE - HPE (evaporator, pump and tank) LEGEND Evaporator Safety valve...

  • Page 30: 55 Electrical Connections P

    ELECTRICAL CONNECTIONS appropriate cable gland. Tighten the wires securely to the terminals and clamp the cable All operations must be performed by qualified service personnel in place with the cable holder (figure  p. 30). in accordance with current laws and regulations. For any electri- To preserve the protection degree of the machine, use a cable cal work on the unit, refer to the electric diagrams supplied with gland compatible with the sheath or power cable diameter, in...
  • Page 31 RPE - HPE Power supply V-ph-Hz 400 - 3N - 50 Maximum power input 75,4 88,4 Maximum current absorption Start up current Startup current with soft starter Fan motor rated power 6,30 6,30 6,30 6,30 8,40 8,40 8,40 8,40 Fan motor rated current 15,0 15,0 15,0...
  • Page 32 RPE - HPE Power supply V-ph-Hz 400 - 3N - 50 Maximum power input 62,3 63,9 73,2 71,7 86,5 99,5 Maximum current absorption Start up current Startup current with soft starter Fan motor rated power 4,02 4,02 4,02 4,02 4,02 4,02 4,02 6,10...
  • Page 33 » Main electrical connection of units...

  • Page 34: Operating Limits

    OPERATING LIMITS The graphs below illustrate the operating limits of LCX units (in operating limits. Attempting to operate the units beyond the case of continuous operation) in relation to the outlet water these limits could cause irreparable damage to the units temperature and outdoor air temperature.

  • Page 35: 62 Operating Limits In Heat Pump Mode     P

    OPERATING LIMITS IN HEAT PUMP MODE » Operating limits in heat pump mode Evaporation control Electronic expansion valve Standard Operating range calculated with temperature difference of 5°C on the water side. To operate with outdoor air temperatures below 0°C the temper- ature of the water produced will be reduced to 45°C.

  • Page 36: Control And Safety Devices

    CONTROL AND SAFETY DEVICES All the control and safety devices are set and tested in the factory before the unit is dispatched. CONTROL DEVICES 7.2.6 Water safety valve The water safety valve opens when the pressure within the wa- ter circuit reaches a level that may cause damage to the unit. 7.1.1 Service thermostat The service thermostat activates and deactivates the compres- 7.2.7 Safety device settings...

  • Page 37: Checks And Maintenance To Be Performed By Specialised Personnel82 82 82 82  P

    ROUTINE MAINTENANCE AND CHECKS It is recommended to carry out periodic checks of the safety it must be inspected by qualified personnel who must first devices (pressure switches and safety valves) and verify the ab- check the integrity of the cooling circuit (pipes and compo- sence of refrigerant leaks.

  • Page 38: Cooling Circuits

    COOLING CIRCUITS » Legend N° COMPONENT Chilled water inlet Chilled water outlet De-superheater water inlet De-superheater water outlet Charge connection High pressure switch Low pressure switch Compressor Condenser De-superheater Buffer tank Evaporator Dehydrating filter Flow switch High pressure gauge Low pressure gauge Fan motor Chilled water circulation pump Gate valve...
  • Page 39 » RPE circuit cooling diagram...
  • Page 40 » RPE 2 circuits cooling diagram...
  • Page 41 » HPE 1 circuit cooling diagram...
  • Page 42 » HPE 2 circuits cooling diagram...

  • Page 43: Troubleshooting

    Operations marked with the letter "S" may be performed exclusively by specialised personnel. Once the cause has been identified, you are advised to contact a Galletti S.p.A. service centre or a qualified technician for help.
  • Page 44 Who can take corrective action Possible control panel SYMPTOM U = User Probable cause Possible remedy indication S = specialised personnel Pressure switch failure Check and replace Excessive refrigerant charge Discharge the excess gas Finned coil obstructed, Remove dirt from the coil and insufficient air flow any obstacles to air flow Fan not working...
  • Page 45 Who can take corrective action Possible control panel SYMPTOM U = User Probable cause Possible remedy indication S = specialised personnel Expansion valve is not Check and replace working properly Water circulation pump Release the pump blocked Frost in the Water circulation pump Check the pump and replace it compressor intake...

  • Page 46: Retiring The Unit

    11 RETIRING THE UNIT When the unit has reached the end of its working life and needs to removed and replaced, a series of operations should be car- ried out: Ū the refrigerant gas it contains should be recovered by spe- cialised personnel and sent to a waste collection facility;...
  • Page 48 A2B Accorroni E.G. s.r.l. Via d’Ancona, 37 - 60027 Osimo (An) - Tel. 071.723991 web site: www.accorroni.it - e-mail: a2b@accorroni.it...

This manual is also suitable for:

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