Immergas UE HYDRO HP 5 Manual
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Immergas UE HYDRO HP 5 Manual

Immergas UE HYDRO HP 5 Manual

Outdoor unit
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UE HYDRO HP
Instructions and recommendations
IE
Installer
5-8-12-12T
User
Maintenance technician
Outdoor Unit

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Summary of Contents for Immergas UE HYDRO HP 5

  • Page 1 UE HYDRO HP Instructions and recommendations Installer 5-8-12-12T User Maintenance technician Outdoor Unit...

  • Page 2: Table Of Contents

    INDEX Dear Customer ..........................................4 General Recommendations .....................................5 Safety symbols used ........................................7 Personal protective equipment ....................................7 Unit installation ..................................8 Product specifications ....................................8 1.1.1 Product range ......................................8 1.1.2 Accessories .......................................8 Main components ......................................9 Outdoor unit installation ..................................11 1.3.1 Installation guide near the sea ................................11 1.3.2 Outdoor unit installation position ..............................12 1.3.3 Installation place requirements ................................13 1.3.4 Moving the outdoor unit with wire ropes ............................13...
  • Page 3 2.4.7 Labelling........................................54 2.4.8 Recovery.........................................54 2.4.9 Periodic maintenance...................................55 Technical data ..................................56 Technical data table ....................................56...

  • Page 4: Dear Customer

    Dear Customer Congratulations for having chosen a top-quality Immergas product, able to assure well-being and safety for a long period of time. As an Im- mergas customer you can also count on a Qualified Authorised After-Sales Technical Assistance Centre, prepared and updated to guarantee the constant efficiency of your products.

  • Page 5: General Recommendations

    GENERAL RECOMMENDATIONS Carefully follow the precautions listed below as they are crucial to guarantee the safety of the product. - Always disconnect power to the condensing unit before performing maintenance on it or accessing the components inside the unit. - Make sure that installation and inspection operations are carried out by qualified personnel. - They must comply with the precautions and other important warnings to avoid seriously damaging the system and injuring the users.
  • Page 6 "How to connect extension cables" in the installa- tion manual. - Do not use any means to speed up the defrosting operation or to clean other than those recommended by Immergas. - Do not puncture or burn.

  • Page 7: Safety Symbols Used

    SAFETY SYMBOLS USED GENERIC HAZARD Strictly follow all of the indications next to the pictogram. Failure to follow the indications can generate hazard situations resulting in possible harm to the health of the operator and user in general, and/or property damage. ELECTRICAL HAZARD Strictly follow all of the indications next to the pictogram.

  • Page 8: Unit Installation

    Product range Range Frame Heat pumps UE HYDRO HP 12 Model name UE HYDRO HP 5 UE HYDRO HP 8 UE HYDRO HP 12T 1.1.2 Accessories Keep the supplied accessories at hand until installation is finished. Give the installation manual to the customer at the end of installation.

  • Page 9: Main Components

    MAIN COMPONENTS General dimensions in mm UE HYDRO HP 5 General dimensions in mm UE HYDRO HP 8...
  • Page 10 General dimensions in mm UE HYDRO HP 12 - UE HYDRO HP 12T...

  • Page 11: Outdoor Unit Installation

    500 m from the sea. Sea breeze For further information, contact Immergas Authorised Technical Assistance Centre. The protective wall must be built with solid and sturdy material capable of blocking the sea breeze and its height and width must be 1.5 times larger than those of the outdoor unit (to guarantee ventilation, the protective wall must be at least 700 mm from the...

  • Page 12: Outdoor Unit Installation Position

    1.3.2 Outdoor unit installation position Do not install the heat pump in the following locations. - Places where there is mineral oil or arsenic acid. Parts could be damaged by burnt resin. The capacity of the heat exchanger could be reduced or the heat pump could fail.

  • Page 13: Installation Place Requirements

    1.3.3 Installation place requirements - The outdoor unit must be installed in an open space always ventilated. - Local regulations on gas must be complied with. - The outdoor unit is designed for outdoor installation only. - Bear in mind that the refrigerant that escapes from the appliance in the event of a leak has a higher density than air and can accumulate at the bottom of the installation site.

  • Page 14: Clearance Requirements For The Outdoor Unit

    1.3.5 Clearance requirements for the outdoor unit. Installation of a single outdoor unit When the air outlet is opposite the wall When the air outlet is towards the wall When 3 sides of the outdoor unit are blocked by the The top of the outdoor unit and the air outlet are wall towards the wall...
  • Page 15 Installation of several outdoor units Key (Fig. 7): ≥ 1500 mm ≥ 300 mm ≥ 600 mm ≥ 500 mm ≥ 3000 mm When the air outlet is towards the wall When 3 sides of the outdoor unit are blocked by the wall When the front and rear parts of the outdoor unit are towards the wall The top of the outdoor unit and the air outlet are opposite the wall...

  • Page 16: Installing The Outdoor Unit

    (wall or ground). - Secure the outdoor unit with anchor bolts. The anchor bolt must be at least 20 mm from the base surface. UE HYDRO HP 5 UE Hydro HP 8-12-12T A (see Fig. 12) B (see Fig. 13)

  • Page 17: Outdoor Unit Mount

    1.3.7 Outdoor unit mount. Outdoor unit installed on the wall with mount. - Make sure that the wall is capable of bearing the weight of the mount and of the outdoor unit. - Install the mount as near as possible to the column. - Install an adequate gasket to reduce noise and residual vibration transferred from the outdoor unit to the wall.

  • Page 18: Exhaust

    - Connect the drain pipe to the drain sleeve. - Make sure that no dust or small branches clog the drain pipe. Insufficient drainage could downgrade performance and damage the system. UE HYDRO HP 5 Key (Fig. 15): Drain hole...
  • Page 19 3. When installing the unit in a place subject to frequent snowfalls, pay special attention to elevate the base as high as possible. 4. If the unit is installed on a frame, install a waterproof plate (not available from Immergas) within 150 mm from the bottom of the unit in order to prevent water from penetrating from below.
  • Page 20 Area with intense snowfalls (natural drain) Ice can build up when using the heat pump in central heating mode. During de-icing, the condensate water must be drained safely. For the appliance to work properly, follow the instructions below. - Leave more than 80 mm between the bottom of the outdoor unit and the ground for the installation. 80 mm - If the appliance is installed in a region with heavy snowfalls, leave sufficient space between it and the ground.

  • Page 21: Positioning The Unit In A Rigid Climate

    - The outdoor unit must be installed considering the direction of strong winds. These can turn the unit. Therefore the side of the unit, and not the front, should face the wind. UE HYDRO HP 5 UE Hydro HP 8-12-12T Key (Fig.

  • Page 22: Electrical Connection

    ELECTRICAL CONNECTION 1.4.1 General configuration of the system. Connection of power cable (single phase 2 wires) Distribution board Outdoor unit Indoor unit Connection of power cable (three-phase 4 wires) Distribution board Outdoor unit Indoor unit Key (Fig. 23, 24): Communication cable Unit supply voltage Single phase with 2 wires 230 V~ Three-phase with 4 wires 380-415 V~...

  • Page 23: Connecting The Cable

    Power cable specifications. Outdoor unit Rated Voltage interval Amp. Min. Fuse Max. Volt Circuit Amp. Fuse UE HYDRO HP 5 220 - 240 16 A 20 A UE HYDRO HP 8 220 - 240 22 A 27.5 A UE HYDRO HP 12...

  • Page 24: Power Cable Connection Diagram

    1.5.4 Power cable connection diagram. When using an earth leakage breaker (ELB) for a single-phase and three-phase system. Single-phase MCCB ELCB Three phase 1(L) 2(N) L1(R) L2(S) L3(T) Key (Fig. 26): Power supply Electric components box Inspection kit Clip for cables Main power supply cable Communication cable Not used...
  • Page 25 Single-phase 1(L) 2(N) L1(R) L3(T) L2(S) Key (Fig. 27): Switch Earthing Indoor unit Main power supply cable Communication cable Three phase Clip for cable Not used • When the outer cover of the power supply cable is removed, use appropriate tools to avoid damaging the internal casing.

  • Page 26: Connection Of Power Terminal

    1.5.5 Connection of power terminal. - Connect the cables to the terminal block using the compressed ring terminal. - Cover a solderless ring terminal and a part of the power supply cable connector and then connect. - Only connect regulation tables. - Connection using a key capable of applying the nominal tightening torque to the screws.

  • Page 27: Installation Of Earthing Wire

    • For products which use refrigerant R-32, avoid generating sparks by following the instruc- tions below: • Do not remove the fuses while the unit is on. • Do not unplug the unit while it is on. • It is recommended to install the outlet high up. Lay the cables in such a way that they do not get tangled.

  • Page 28: How To Connect Power Supply Extension Cables

    1.5.7 How to connect power supply extension cables. 1. Prepare the following instruments: Contraction sheath Tools Crimping pliers Connection sheath (mm) Electrical tape (mm) Specifications MH-14 20xØ6 ø 5 (HxO.D.) Width 19 mm 70xØ8.0 (WxO.D.) Shape 2. As shown in the figure, strip the screen from the rubber and from the wire of the power supply cable. - Strip 20 mm the cable screening from the preinstalled sheath.
  • Page 29 If no connection sleeves are used to connect the cable wires, the contact area will be reduced or the external surfaces of the wires will tend to corrode (copper wires) over time. These processes can entail an increase in resistance (reduction of the let-through current) and, as a result, cause fires.
  • Page 30 7. At the end of the contraction pipe operation, wrap the pipe with electrical tape. Three or more layers of tape are required. Method 1 Method 2 Electrical tape Electrical tape • Make sure that the parts to be connected are not exposed to the outside. •...

  • Page 31: Proper Earthing Check

    PROPER EARTHING CHECK. If the electric distribution circuit is not earthed or earthing does not comply with the specifications, an earthing system must be in- stalled. The corresponding accessories are not supplied with the condensing unit. 1. Select an earthing electrode compliant with the specifications indicated in the figure. 50 cm 30 cm To earthing screw...

  • Page 32: Checks On Electrical Devices

    CHECKS ON ELECTRICAL DEVICES. Repair and maintenance operations on electric components must include preventive safety checks and inspection procedures of the components. If a fault occurs that could jeopardise safety, the circuit must not be powered until the issue has been resolved in a satisfactory way. If it is not possible to immediately eliminate the fault, but the system needs to keep running, a temporary solution must be found.

  • Page 33: Air Wash And Purge

    1.8.1 Air wash and purge When topping up the water, the following start-up procedure should be followed. 1. All system components and pipes should be tested for leaks. 2. It is recommended to prepare a washing unit for the refill water during installation and maintenance. 3.
  • Page 34 – Do not use the system with closed valves as this could damage the heat pump. To achieve reliable performance, the water volume of the whole system must be at least 30 litres (UE HYDRO HP 5 - 8) and 50 litres (UE...

  • Page 35: Head Losses Of The Outdoor Unit Based On Glycol Concentration

    The unit essentially consists of water pipes and a plate heat exchanger. To ensure proper operation of the unit and predict its performance, the "Flow Rate - Head Losses" table can be used. The "Flow rate - Head Losses" characteristic curve depends on glycol concentration. UE HYDRO HP 5 1200 1500...
  • Page 36 UE Hydro HP 12 - UE HYDRO HP 12T 900 1200 1500 1800 2100 2400 2700 3000 3300 3600 3900 4200 Key (Fig. 44): Glycol percentage 30% Glycol percentage 40% Water Glycol percentage 45% Glycol percentage 10% Glycol percentage 20% Changing the glycol concentration can cause the system to drop in pressure and this can make the flow rate quite slow.

  • Page 37: Water Loading

    1.8.3 Water loading. Refer to the indoor unit’s instruction manual UE HYDRO HP 5 UE HYDRO HP 12 - UE HYDRO HP 12T Key (Fig. 45 - 46 - 47): UE HYDRO HP 8 Water outlet Water inlet – To perform maintenance, enough free space must be available.

  • Page 38: Pipe Insulation

    – Be sure to properly calculate the overall resistance of the pipes and determine the size of the pipes. If the pressure loss in the whole water system is higher than the design pressure, an outdoor water pump must be installed in the standard pipe system. –...

  • Page 39: Completing Installation

    COMPLETING INSTALLATION. - Check the following after having completed the installation. Function Completing installation. - Check the external surface and the inside of the outdoor unit. -Is a short-circuit possible? Outdoor unit - Is the position well ventilated and is there clearance space for assistance? - Is the outdoor unit firmly fixed? Installation - Check the external surface and the inside of the indoor unit.

  • Page 40: Final Inspections And Test Operation

    - Correct drainage of the indoor unit in cooling mode. 3. End of the test. 4. Explain to the customer how to use the condensing unit following the user manual. UE HYDRO HP 5 UE HYDRO HP 12 - UE HYDRO HP 12T UE HYDRO HP 8...

  • Page 41: Instructions For Maintenance And Initial Check

    INSTRUCTIONS FOR MAINTENANCE AND INITIAL CHECK COOLING CYCLE DIAGRAM. Key (Fig. 51): Charging port - For refrigerant PHE - Plate heat exchanger (PHE) Storage tank T/S N.1 - Water inlet temperature sensor Compressor T/S N.2 - Water outlet temperature sensor Filter T/S N.3 - PHE temperature sensor Exp.

  • Page 42: Wiring Diagrams

    2.2 WIRING DIAGRAMS UE HYDRO HP 5 wiring diagram Use copper power supply cables (BK) (BK) (BK) (BL) Key (Fig. 52): (BLU) Main AC power supply Earth (BK) Colour key (Fig. 52): Blue Brown Green (BK) Yellow/Green (BL) (BL) White...
  • Page 43 (BK) (BL) (BK) (BK) RED OR BLACK (BL) (BL) (BK) BK (PIPE:RED) (BL) (BK) BK (DRW. 1) FAN2 OPTION: if the unit uses only one fan, do not connect the fan motor to CN911 in the inverter PBA (BL) Use copper power supply cables (BK) (BK) Key (Fig.
  • Page 44 TECHNICAL DATA MAINTENANCE TECHNICIAN USER INSTALLER (BL) (BK) (BK) (BIANCO) RED OR BLACK (BL) (BL) (NERO) BLACK(PIPE:RED) (BL) (BK) BLACK(DRW.1) (BK) FAN2 OPTION: if the unit uses only one fan, do not connect the fan motor to CN911 in the inverter PBA (BL) Use copper power supply cables (BK)
  • Page 45 FAN2 OPTION: if the unit uses only one fan, do not connect the fan motor to CN911 in the inverter Use copper power supply cables Key (Fig. 55): Colour key (Fig. 55): White Main AC power supply Blue Yellow Earth Brown Black Do not use...

  • Page 46: Micro-Switch Settings And Key Functions

    2.3 MICRO-SWITCH SETTINGS AND KEY FUNCTIONS. UE HYDRO HP 5 testing operations 1. Check the supply voltage between the outdoor unit and the auxiliary switch. - Single-phase power supply: L, N 2. Check that the power and communication cables have been connected properly. (If the power supply and communication cables have been swapped or connected improperly, the PCB will be damaged).
  • Page 47 Number of Display times Contents viewed Unit Segment 1 Segment 2 Segment 3 Segment 4 pressed Communication status digit of Tx tens digit of Tx units digit of Rx tens digit of Rx units Requested frequency digit of hundreds digit of tens digit of units Current frequency digit of hundreds...
  • Page 48 Testing operations UE HYDRO HP 8 - UE HYDRO HP 12 - UE HYDRO HP 12T 1. Check the supply voltage between the outdoor unit and the auxiliary switch. - Single-phase power supply: L, N - Three-phase power supply: R, S, T, N 2.
  • Page 49 Number of Display times Contents viewed Unit Segment 1 Segment 2 Segment 3 Segment 4 pressed Communication status Digit of Tx tens Digit of Tx units Digit of Rx tens Digit of Rx units Requested frequency Digit of hundreds Digit of tens Digit of units Current frequency Digit of hundreds...
  • Page 50 Setting of the option. 1. Press and hold K2 to enter the option setting. (Only available when the operation is interrupted) - If the option setting is entered, the display appears as follows. - Seg1 and Seg2 will show the number of the selected option. - Seg3 and Seg4 will show the number of the set value of the selected option.
  • Page 51 Option Inlet unit SEG1 SEG2 SEG3 SEG4 Option function Automatic address setting (default) Channel address Main Manual address setting (0 to 15) Activated (default) Basic heater Main Deactivated Heat pump (default) Operating mode Main Central heating only Snow accumulation Deactivated (default setting) Main prevention check Activated...

  • Page 52: Maintenance

    MAINTENANCE. - Maintenance must be carried out according to the manufacturer’s instructions. If other qualified persons participate in maintenance, it must be carried out under the supervision of personnel competent in handling slightly flammable refrigerants. - For maintenance of units containing slightly flammable refrigerants, safety checks must be performed to minimise the risk of fire. - Maintenance must be carried out according to the control procedure to minimise the risk of refrigerant or flammable gas leakage.

  • Page 53: Ventilation Of The Area

    2.4.3 Ventilation of the area. - Make sure that the work area is well ventilated before performing hot work. - Ventilation must also be carried out during work. - Ventilation must safely disperse all of the released gases and preferably expel them into the atmosphere. 2.4.4 Leak detection methods.

  • Page 54: Precautions On Adding Refrigerant R-32

    1. Press the function key to add refrigerant in cooling mode. 2. Open the valve on the gas side after 20 minutes of operation. 3. Open the valve on the low-pressure side of the manifold pressure gauge to recharge the remaining refrigerant. Open the gas side and liquid side service valve completely after charging the refrigerant.

  • Page 55: Periodic Maintenance

    2.4.9 Periodic maintenance. The checks and inspections listed must be implemented regularly, so that the unit can operate as intended at the production site. Always turn off the unit and unplug it from the power supply source before carrying out any repairs or maintenance. The operations mentioned must be carried out by qualified personnel at least once a year.

  • Page 56: Technical Data

    TECHNICAL DATA TECHNICAL DATA TABLE Type Unit UE HYDRO HP 5 UE HYDRO HP 8 UE HYDRO HP 12 UE HYDRO HP 12T Single-phase Single-phase Single-phase Three-phase Power supply 220 - 240 Vac, 50Hz 220 - 240 Vac, 50Hz 220 - 240 Vac, 50Hz...
  • Page 60 This instruction booklet is made of ecological paper. immergas.com Immergas S.p.A. 42041 Brescello (RE) - Italy Tel. 0522.689011 Fax 0522.680617 This appliance is filled with R-32.

This manual is also suitable for:

Ue hydro hp 8Ue hydro hp 12Ue hydro hp 12t

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