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ENGLISH
www.vorticeindustrial.com
info@vorticeindustrial.com
Original Instructions
Installation Operations and Maintenance manual
series
RXH/HE
Incorporated in this manual there are the following documents:
Declaration of conformity •
Technical schedule •
Dimensional drawing •
Wiring diagrams •
cod. 4700050608
01/09/2024
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Table of Contents
Related Manuals for Vortice RXH/HE Series
Summary of Contents for Vortice RXH/HE Series
- Page 1 ENGLISH www.vorticeindustrial.com info@vorticeindustrial.com Original Instructions Installation Operations and Maintenance manual series RXH/HE Incorporated in this manual there are the following documents: Declaration of conformity • Technical schedule • Dimensional drawing • Wiring diagrams • cod. 4700050608 01/09/2024...
- 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. Read and understand...
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Page 3: Declaration Of Conformity
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. -
Page 4: Table Of Contents
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE 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/HE SERIES 14. RS485 SERIAL INTERFACE CARD ............................34 15. CO PROBE ..................................34 16. ELECTRICAL CONNECTIONS .............................. 35 16.1 Electrical data ..............................36 16.2 Power supply connection ..........................36 16.3 Terminal Block Connections .......................... 37 16.4 Connections on main board ..........................
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Page 6: Introduction
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE 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/HE 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/HE 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/HE 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/HE 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
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 1.9 Limits of use and prohibited uses The machine has been designed and built exclusively for the uses described in the technical manual. Any other use is prohibited as it could generate health risks for the operators and users. -
Page 12: Technical Characteristics
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 2. TECHNICAL CHARACTERISTICS 2.1 Introduction Any occupied room requires the correct supply of fresh air and, at the same time, the control of the internal thermo- hygrometric conditions, through the recovery of energy from the air extracted from the room, by means of static counter- flow heat recoveries, the level of well-being of the occupants is guaranteed, both in summer and winter. -
Page 13: Air Filters
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 2.4 Air filters The units can host different types of filters, both in the room air extract and in the fresh air intake. They are mounted on guides equipped with gaskets to guarantee effective sealing. Their position, upstream of the internal components, also guar- antees their protection. -
Page 14: Version Top
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 3.2 Version TOP TOP: this control option is set to operate at constant air-flow, it is supplied complete with pressure transducer and air temperature sensors installed on the fresh air intake and room return air. -
Page 15: Main Components Of The Unit
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 5. MAIN COMPONENTS OF THE UNIT Return air filter Backward blade fan, EC brushless motor with external rotor (supply side) Counterflow heat exchanger Water cooling/heating coil Backward blade fan, EC brushless motor with... -
Page 16: Available Accessories
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 6. AVAILABLE ACCESSORIES Return / Supply side ePM 50% (G4) air pre-filter Made of galvanized steel sheet frame and undulated filter media, 48mm thickness, in white synthetic material, contained by two welded galvanized nets. The filter media has a low pressure drop and it may be installed as pre-filter in combination... - Page 17 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 3 way modulating valve It consists of a kit including the 3-way valve for the control of the water flow, to be combined with the hot and/or cold wa- ter coil, and its modulating electric actuator. Connection and fitting devices not included (to be arrange for by the installer).
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Page 18: Operating Mode
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 7. OPERATING MODE 7.1 Winter operating mode The return air from the room, with a higher thermal load than the fresh air, crosses the plate heat exchanger, where it gives up part of its thermal load and cools down before being exhausted. -
Page 19: Technical Data
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 8. TECHNICAL DATA MODEL 1000 1500 2000 3000 4000 6000 8000 Nominal airflow rate Type of ventilation unit UVNR-B (Non Residential Ventilation Units - Bidirectional) Type of drive installed Analog signal on EC fan (0-10Vdc) -
Page 20: Ventilation Curves
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 9. 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/HE SERIES 1200 1500 1800 2100 2400 2700 3000 3300 3600 3900 4200 4500 Air flow [m³/h] 1500 1900 2300 2700 3100 3500 3900 4300 4700 5100 5500 5900 6300 6700 Air flow [m³/h]...
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Page 22: Operating Limits
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 10. OPERATING LIMITS SUMMER WINTER Only with defrost Only with defrost Only with defrost Only with defrost system for system for system for system for TEMPERATE CLIMATES TEMPERATE CLIMATES SEVERE CLIMATES SEVERE CLIMATES External temperature [°C]... -
Page 23: Safety And Control Devices
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 12. 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 24: Installation
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13. 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 25: Receipt And Inspection
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13.1 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 26: Lifting And Handling
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13.4 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 27: Positioning
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13.5 Positioning 13.5.1 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 28 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE 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 29: Service Area Requirements
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13.5.2 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 30 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE 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 31: Condensate Drains Connections
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13.7 Condensate drains 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 32: Hydraulic Connection To The Exchange Coils
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13.8 Hydraulic connection to the exchange coils 13.8.1 Water coils The following requirements for water connections are also applicable for coils with other fluid, such as glicole solutions, dia- thermal oil, etc. The following minimal requirements are recommended for any type of installations. -
Page 33: Connecting The Unit To Air Ducts
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 13.9 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 34: Rs485 Serial Interface Card
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 14. RS485 SERIAL INTERFACE CARD Serial line interface card to the supervision system (available only MODBUS-RS485). The installation of the card will allow the unit to be connected to a system with MODBUS-RS485 protocol. -
Page 35: Electrical Connections
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 16. 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 36: Electrical Data
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 16.1 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 37: Terminal Block Connections
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 16.3 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 38: Connections On Main Board
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 16.4 Connections on main board MODBUS RS-485 CONNECTION on port BMS / FieldBUS2 Rx- / Tx- connect the negative pole (-) of the ModBus network; Rx+ / Tx+ connect the positive pole (+) of the ModBus network;... -
Page 39: Dimensions
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 16.5.3 Dimensions 16.5.4 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 40: Electrical Connection
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 16.5.5 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 41: Startup
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 17. STARTUP 17.1 Preliminary checks It is necessary to carry out preliminary checks on the electrical, refrigeration and hydraulic parts before starting the unit. Perform the commissioning operations in accordance with all the requirements of the previous paragraphs. -
Page 42: Unit Use
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 18. UNIT USE 18.1 Function of display icons ICON FUNCTION This icon allows you to access the screen for turning on the unit. Allows access to the page for changing set points and switching on the Drycooler. -
Page 43: Switching On And Parameters Setting
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 18.3 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 44 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE 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 45 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE 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 46 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES Software version, boot and OS. Hardware information. Pressing the key in corresponence with the different displays, you will access the under-menus of the various compo- nents, as instance:...
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Page 47: Enabling Time Bands
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 18.4 Enabling time bands to access the main menu for changing parameters. If required, enter the password 0000 to access. Press the button Go to the Scheduler menu item and then activate the time bands with the option Enable? Yes . - Page 48 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 1° Selection day on which the time bands are to be configured. 2° Select day to which the currently selected time bands are to be copied. 3° Confirm copy time bands. 4°-7° First/Second/Third/Fourth configurable time bands.
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Page 49: Diagnosis And Troubleshooting
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 19. DIAGNOSIS AND TROUBLESHOOTING 19.1 Troubleshooting All units are checked and tested at the factory before delivery, however, it is possible that some anomaly or failure may occur during operation. It is recommended to reset an identification alarm only after removing the cause that generated it; repeated resets may result in irreversible damage to the unit. -
Page 50: Dimensional Drawings
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 20. DIMENSIONAL DRAWINGS 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 51: Unit Maintenance
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 21. UNIT MAINTENANCE 21.1 General warnings Maintenance allows you to: • Keep the unit efficient. • Prevent possible breakdowns. • Reduce the rate of deterioration of the unit. It is advisable to provide a unit booklet with the purpose of keeping track of the interventions carried out on the unit, facilitating the potential search for faults. -
Page 52: Dismantlement, Materials' Disposal And Recycling
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 22. DISMANTLEMENT, MATERIALS’ DISPOSAL AND RECYCLING 22.1 Unit disconnection Disconnection operations must be effected by a qualified technicist, who must follow the dispositions provided in this manual into the section “residual risks”. -
Page 53: Raee Directive (Eu Only)
INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES 22.2 RAEE Directive (EU only) • The RAEE Directive requires that the disposal and recycling of electrical and electronic equipment must be managed through a specific collection, in appropriate centres, separate from mixed urban waste. - Page 54 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES NOTES...
- Page 55 INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXH/HE SERIES NOTES...
- Page 56 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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