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ENGLISH
www.vorticeindustrial.com
info@vorticeindustrial.com
Original Instructions
Installation Operations and Maintenance manual
series
RXH/Hi
Incorporated in this manual there are the following documents:
Declaration of conformity •
Technical schedule •
Dimensional drawing •
Wiring diagrams •
RETAIN FOR FUTURE REFERENCE
cod. 4700050611
13/01/2023
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Related Manuals for Vortice RXH/Hi Series
Summary of Contents for Vortice RXH/Hi Series
- Page 1 ENGLISH www.vorticeindustrial.com info@vorticeindustrial.com Original Instructions Installation Operations and Maintenance manual series RXH/Hi Incorporated in this manual there are the following documents: Declaration of conformity • Technical schedule • Dimensional drawing • Wiring diagrams • RETAIN FOR FUTURE REFERENCE cod. 4700050611 13/01/2023...
- Page 2 Dear customer, We thank you for purchasing a VORTICE INDUSTRIAL product, manufactured with first choice materials and advanced technologies. The quality level is under constant control, and VORTICE INDUSTRIAL products are therefore synonymous with Safety, Quality and Reliability. Vortice Industrial srl...
- Page 3 Reproduction, data storage and transmission, even partial, of this publication, in any form, without the prior written authori- sation of Vortice Industrial S.r.l., is prohibited. Vortice Industrial S.r.l. can be contacted for all inquiries regarding the use of its products.
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Page 4: Table Of Contents
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES GENERAL INDEX 1. INTRODUCTION ................................... 06 1.1 General information ............................06 1.2 Purpose and Content of the Instructions ....................... 06 1.3 Storage of instructions ........................... 06 1.4 Instructions update ............................06 1.5 How to use these instructions ........................06 1.6 Residual Risks .............................. - Page 5 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 13. MODBUS-RS485 / BACnet SERIAL INTERFACE CARD ......................36 14. CO PROBE ..................................36 15. FILTERS and HEAT EXCHANGER EXTRACTION ........................37 16. REFRIGERANT DIAGRAM..............................38 16.1 Refrigerant circuit with 1 compressor......................38 16.2 Refrigerant circuit with 2 compressors ......................
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Page 6: Introduction
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 1. INTRODUCTION Units must be installed and operated according to the instructions in this manual. Strict adherence to these simple instructions is a prerequisite to: • eliminate or reduce shutdown time due to unexpected failures;... -
Page 7: Residual Risks
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 1.6 Residual Risks A residual risk is any hazard that cannot be fully reduced by design and protective techniques, or a potential hazard that is not obvious. ATTENTION This manual indicates any operation that may generate a hazardous situation as well as the precautionary measures to be observed in each case. - Page 8 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES Whilst the unit has been designed to minimize any risk posed to the safety of people who will interact with it. It has not been technically possible to eliminate completely the causes of risk. It is therefore necessary to refer to the require- ments and symbolism below.
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Page 9: General Safety Symbols
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 1.7 General Safety Symbols Individual safety symbols in accordance with ISO 3864-2: PROHIBITION A black symbol inserted in a red circle with a red diagonal indicates an action that must not be performed. -
Page 10: Safety Symbols
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 1.8 Safety Symbols GENERAL DANGER Strictly observe all indications placed beside the pictogram. Failure to observe the indications may lead to situations of risk with possible consequent damage to the health of the operator and the user in general. -
Page 11: Limits Of Use And Prohibited Uses
In all dealings with the Company it's essential to quote the VORTICE INDUSTRIAL S.r.l. - via B. Brugnoli, 3 - 37063 Isola della Scala - Verona (Italy) Tel. +39-045 6631042 - www.vorticeindustrial.com model and serial number indicated on this plate (ref. 1 and 2). -
Page 12: Technical Characteristics
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 2. TECHNICAL CHARACTERISTICS 2.1 Introduction Any room requires the correct supply of outside air and at the same time the control of the internal thermohygrometric conditions. Through the recovery of energy from the air extracted from the environment, through the use of systems with... -
Page 13: Heat Pump Refrigerant Circuit (2° Recovery Stage)
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 2.4 Heat pump refrigerant circuit (2° recovery stage) The efficiency of the unit is further increased thanks to a second phase of indirect recovery, obtained through a heat pump refrigeration circuit compression system. The cooling circuit is equipped with a rotary or Scroll compressor with inverter, with continuous capacity regulation. -
Page 14: Test
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 2.9 Test Units are fully assembled and wired at the factory and subjected to a complete functional test before shipment. They are manufactured in compliance with the safety standard of the Machinery Directive 2006/42/EC, the Low Voltage Directive 2006/95/EC, and the Electromagnetic Compatibility Directive 2004/108/EC and therefore complies with the "Health and... -
Page 15: Main Components Of The Unit
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 4. MAIN COMPONENTS OF THE UNIT Return air filter Heat pump user exchanger Counterflow heat exchanger Backward blade fan, EC brushless motor with external rotor (supply side) Heat pump source exchanger Backward blade fan, EC brushless motor with... -
Page 16: Available Accessories
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 5. AVAILABLE ACCESSORIES Return side grease ISO coarse 40% (G2) air pre-filter It is built with galvanized sheet metal frame, filtering media in galvanized wire tubular sock, 48mm thickness, contained by two welded galvanized nets. The filter is used in the presence of dust and large pollutants suspended in the air or in case of filtration of oily mists. - Page 17 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES Hot water coil (external) The hot water coil is manufactured with copper pipes thickness 0,4 mm and aluminium fins thickness 0,11 mm. The pipes are mechanically expanded in the aluminium fins to increase the thermal exchange rate. On request, it is possible to install coils with different capacities from the standard ones, when previously agreed with the factory.
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Page 18: Operating Mode
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 6. OPERATING MODE 6.1 Winter operating mode The return air, after passing through the cross-flow heat recovery, goes to feed the heat pump source exchanger that operates as an evaporator. Through the vapour compression refrigeration cycle,... -
Page 19: Technical Data
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 7. TECHNICAL DATA MODEL Nominal airflow rate 1000 2000 3000 4500 6000 8000 10000 Thermal efficiency recovery in cooling mode 77,90 78,40 77,90 77,90 78,10 78,50 74,90 Total unit cooling capacity 6,59... -
Page 20: Ventilation Curves
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 8. VENTILATION CURVES The graphs below indicate the operating limits of the EC fans installed on the units. Consider the static pressure shown as available for ductwork, having a unit equipped with ePM... - Page 21 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 3000 3200 3400 3600 3800 4000 4200 4400 4600 4800 5000 5200 5400 Air flow [m³/h] 3800 4000 4200 4400 4600 4800 5000 5200 5400 5600 5800 6000 6200 6400 6600 6800 7000 Air flow [m³/h]...
- Page 22 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 7500 8000 8500 9000 9500 10000 10500 11000 11500 12000 12500 13000 13500 14000 14500 15000 Air flow [m³/h] 10000 11000 12000 13000 14000 15000 16000 17000 18000 19000 20000 Air flow [m³/h]...
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Page 23: Operating Limits
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 9. OPERATING LIMITS SUMMER WINTER External temperature [°C] External temperature [°C] All units can operate, within the given limits, with room relative humidity in the not exceeding 65%. It is mandatory to use the units within the operating limits shown in the diagrams above. The warranty will im- mediately expire if the unit is used in working conditions outside the above limits. -
Page 24: Sound Data
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 10. SOUND DATA The noise level of units is basically due to the fan rotation speed. Obviously, with the same air flow rate, the fan speed will be lower if the required static pressure is low, while it will be higher (and therefore noisier) if the required static pressure is higher. -
Page 25: Safety And Control Devices
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 11. SAFETY AND CONTROL DEVICES • Supply air temperature probe Passive sensor type NTC 10kΩ. Positioned on the supply air side, downstream of the heating/cooling units, it is used to monitor the temperature of the air supplied to the room. It is installed in combination with the temperature control accessories (water coils or post-heating electric resistance). -
Page 26: Installation
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 12. INSTALLATION General warnings and use of symbols Before carrying out any type of operation, each operator must be perfectly familiar with the operation of the machine and its controls and must have read and understood all the information contained in this manual. -
Page 27: Receipt And Inspection
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 12.1 Receipt and inspection When installing or working on the unit, it is necessary to scrupulously follow the instructions given in this manual, observe the indications on board the unit and in any case apply all necessary precautions. Failure to follow these instructions may result in dangerous situations. -
Page 28: Lifting And Handling
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 12.4 Lifting and handling Each unit section or single piece unit is provided with appropriate lifting points (lifting lugs or perimeter holes for lifting bars) clearly identified in the structural base. When unloading the unit, it is strongly recommended that sudden movements are avoided in order to protect the internal component of the unit. -
Page 29: Positioning
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 12.5 Positioning 12.5.1 Preliminary notice The unit must be placed in a special area that can be made inside a technical room or outside in a covered area or not, depen- ding on the structure on site. - Page 30 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES • in case of overhead positioning, the individual support points must be realized in order to support the corresponding mass of the section in consideration of the unit’s height and in compliance with the safety limits for seismic risk. (Fig. F (concrete) Fig.
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Page 31: Service Area Requirements
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 12.5.2 Service area requirements Area choosen for unit assembly must allow sufficient clearance space, around and on top of unit, for unit installation and further ordinary and extraordinary maintenance operations. Particularly important is the service area on the inspection and connection side, in order to allow panels to open completely and coils to slide out completely for extraordinary maintenance. - Page 32 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES EXTERNAL JUNCTIONS SCHEME INTERNAL JUNCTIONS SCHEME Install the unit to allow ordinary and extraordinary maintenance. The warranty does not cover costs related to platforms or handling equipment necessary for any intervention. Choose the installation site in accordance with EN 378-1 and 378-3.
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Page 33: Hydronic Connections
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 12.7 Hydronic connections All connections should be made with the best available current workmanship practice according to the indicated dimensions of inlet and outlet diameters. Outlet connections should be complete with water traps and their height calculated on the basis of the maximum negative pressure existing at the drainage point. -
Page 34: Antifreeze Electric Coil Section
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES Coil performance is normally rated for counter-flow circuit arrangement, consequently coils are provided with water inlet at the bottom and downstream air flow, outlet at the top and upstream air flow. The stickers on the unit with the respective inlet and outlet symbols placed near the headers respect this rule. -
Page 35: Connecting The Unit To Air Ducts
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 12.10 Connecting the unit to air ducts FLEXIBLE JOINT DUCT Fixing of air ducts GENERAL RULES For a correct installation of the ductwork it is recommended to: • design the duct so that the air speed never exceeds 4-5 m/s, for the purpose of noise containment;... -
Page 36: Modbus-Rs485 / Bacnet Serial Interface Card
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 13. MODBUS-RS485 / BACnet serial interface card Serial line interface card to the supervision system (available only MODBUS-RS485 / BACnet). The installation of the card will allow the unit to be connected to a system with MODBUS-RS485 / BACnet protocol. -
Page 37: Filters And Heat Exchanger Extraction
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 15. FILTERS and HEAT EXCHANGER extraction In order to service / replace the air filters, they must be accessed by opening the inspection doors located on the front of the unit (inspection side), as shown in the picture here below. -
Page 38: Refrigerant Diagram
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 16. REFRIGERANT DIAGRAM 16.1 Refrigerant circuit with 1 compressor WINTER FLOW SCHEME SUMMER FLOW SCHEME COMPONENTS OVERVIEW Liquid / humidity indicator Compressor type Scroll Electronic expansion valve Liquid line filter drier Non-return valve on supply... -
Page 39: Refrigerant Circuit With 2 Compressors
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 16.2 Refrigerant circuit with 2 compressors WINTER FLOW SCHEME SUMMER FLOW SCHEME COMPONENTS OVERVIEW Compressor circuit 1 Liquid / humidity indicator Globe type tap on supply Electronic expansion valve Heater on compressor crankcase... -
Page 40: Electrical Connections
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 17. ELECTRICAL CONNECTIONS Preliminary safety information The electrical connection must be made according to the wiring diagram enclosed with the unit and in com- pliance with local and international regulations. Make sure the disconnector of the unit power supply line is upstream the unit. Ensure it is padlocked or that the appropriate warning is present indicating not to operate. -
Page 41: Electrical Data
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 17.1 Electrical data The following electrical data refer to the basic unit without accessories. In all other cases, refer to the electrical data in the wiring diagram attached to the unit. The supply voltage must not vary more than ± 10% of the nominal value and the unbalance between phases must be less than 1% according to EN 60204. -
Page 42: Terminal Block Connections
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 17.3 Terminal Block Connections Terminal numbers may change without notice. ALWAYS refer to the wiring diagram supplied with the unit. All the terminals shown in the following tables are in the terminal block inside the electrical cabinet, all the electrical connections mentioned below must be made in the field by the installer. -
Page 43: Connections On Main Board
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES WATER COIL PUMP CONTROL * Control by voltage-free contact, which sends a consent to the external water pump, if present: accessory cooling coil; accessory heating coil; HUMIDIFIER CONTROL * Control by voltage-free contact, which sends a consent to the external humidifier, if present. -
Page 44: Description Of The Remotable Control Panel
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 17.5 Description of the remotable control panel 17.5.1 Position of the control panel 17.5.2 Remote panel keys FUNCTION Pressing this key you will access the list of alarms presently active and you silence the siren. -
Page 45: Dimensions
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 17.5.3 Dimensions 17.5.4 Wall installation The wall mounting of the control panel considers the fixing of the back side of the container or the standard 3-module case for switches. • Fix the container to the box using the thumbscrews supplied with it in the packing;... -
Page 46: Electrical Connection
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 17.5.5 Electrical connection Connect the telephone wire coming from the card in the dedicated connector located on the back side of the terminal unit. L < 50 m L < 50 m... -
Page 47: Checks During The Operation
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES • Check that the machine is installed in a state of the art manner and in accordance with the instructions in this manual. • Check electrical connection and correct fastening of all terminals. -
Page 48: Unit Use
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 19. UNIT USE 19.1 Function of display icons ICON FUNCTION This icon allows you to access the screen for turning on the unit. Permette di accedere alla pagina per la modifica dei set point e l'accensione del Drycooler. -
Page 49: Switching On And Parameters Setting
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 19.3 Switching on and parameters setting SWITCH THE UNIT ON Once the heat recovery unit is supplied electrically and the main switch turned on, the display will be activated and will show the "OFF"... - Page 50 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES SET MENU VISUALIZATION OF SET POINTS The display of the set points is done by pressing the key SET POINTS SETTING AND OPERATING MODE To define the setpoints you need to be in the menu SET ;...
- Page 51 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES INFO MENU To display the info menu and all the operating parameters you need to access the INFO menu. Press the key to display the following parameters: Information on the thermal controls of the unit.
- Page 52 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES Information on the post-heating control. Software version, boot and OS. Hardware information. Performance hardware. Blackout info. Pressing the key in corresponence with the different displays, you will access the under-menus of the various compo-...
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Page 53: Diagnosis And Troubleshooting
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES SERVICE OR MANUFACTURER MENU Pressing the key you will access the main parameters modification menu. Depending on the SERVICE or MANUFACTURER password, it will be possible to modify these parameters or only view them. - Page 54 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES CODE ALARM DESCRIPTION PARAMETERS AL021 Liquid temperature circ.2 probe error AL028 Alarm remote AL029 Alarm antifreeze switch AL030 Overload heater AL031 Alarm air filter AL032 High compression ratio circuit 1 AL033 High discharge pressure circuit 1...
- Page 55 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES CODE ALARM DESCRIPTION PARAMETERS AL086 Alarm HP circuit 2 pressure switch AL087 Alarm LP circuit 2 pressure switch AL088 Overload compressor 1 circuit 2 AL089 Overload compressor 2 circuit 2 AL090 Overload compressor 3 circuit 2...
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Page 56: Dimensional Drawings
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 21. DIMENSIONAL DRAWINGS CONFIGURATION H1 Due to the large number of configurations available, only general dimensional drawings are shown, which are to be considered purely indicative and may change without notice. The specific drawing of the ordered unit is present in the documents supplied with the unit itself. - Page 57 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES CONFIGURATION H2 Due to the large number of configurations available, only general dimensional drawings are shown, which are to be considered purely indicative and may change without notice. The specific drawing of the ordered unit is present in the documents supplied with the unit itself.
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Page 58: Unit Maintenance
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 22. UNIT MAINTENANCE 22.1 General warnings As of 01 January 2016, the new European Regulation 517_2014, "Obligations arising in relation to the con- tainment, use, recovery and distribution of fluorinated greenhouse gases used in stationary refrigeration, air conditioning and heat pump equipment"... -
Page 59: Periodical Checks
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES 22.3 Periodical checks Commissioning operations must be carried out in accordance with all the requirements of the previous para- graphs. All operations performed on the unit must be carried out by qualified personnel in compliance with the nation- al legislation in force in the country of destination. -
Page 60: Dismantlement, Materials' Disposal And Recycling
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES It is therefore necessary to: • Avoid refills with oil different from the specific one already charged in the compressor. • For units using refrigerant gas R134a or R410A, in case there are leakages such as to make the circuit also partially discha- ged, avoid refilling the missing refrigerant gas, but discharge the unit completely, recuperating the refrigerant gas for suc- cessive disposal. -
Page 61: Raee Directive (Eu Only)
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES The structure and the various components, if not usable, must be demolished and subdivided according to their nature; in particular steel and aluminum present in high quantities in the unit. All materials must be recovered or disposed of in compliance with the relevant national law. - Page 62 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/Hi SERIES NOTES...
- Page 64 VORTICE INDUSTRIAL S.r.l. behält sich vor, alle eventuellen Verbesserungsänderungen an den Produkten des Verkaufsangebots vorzunehmen. VORTICE INDUSTRIAL S.r.l. se reserva el derecho a hacer cambios en los productos para su mejora en cualquier momento sin previo aviso. VORTICE INDUSTRIAL S.r.l.
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