Emerald HPRX300E-1 User Manual And Installation Manual

Split system hot water heat pump

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Split System

Hot Water Heat Pump

HPRX300E-1

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Page 1 User guide and installation manual Split System Hot Water Heat Pump HPRX300E-1...
Page 2: Important Things To Remember
Ozone Depletion Potential (ODP) and an extremely low Global Warming Potential (GWP) of 3. Emerald hot water heat pump’s can save up to 80% on your hot water costs while enjoying efficient and eco-friendly hot water heating. Unlike standard electric water heaters, Emerald heat pumps leverage advanced technology to extract heat from the air, delivering exceptional energy and cost savings.
Page 3: Table Of Contents
User guide Installer guide Operation instructions Safety precautions Control panel explanation General introduction Display explanation Outdoor unit Keyboard explanation Water tank Operating explanation Speciﬁcations Error and other codes explanation Before installation Operations Accessories Space Installation procedure Dimension and mounting Drain hole position Pipe connection Quick connect couplings Electrical connection...
Page 4: Operation Instructions
Operation instructions Control panel Display ICON NAME DESCRIPTION Will be lightened when the setting operating Domestic hot mode is domestic hot water mode (DHW water mode mode), otherwise it will be extinguished. Will be lightened when the silence function is activated, and extinguished when the silence function is not activated.
Page 5: Display Explanation
Operation instructions Display (continued) Keyboard ICON NAME DESCRIPTION ICON NAME DESCRIPTION Will be lightened when user turns o the OFF icon controller or selects OFF mode in some Adjustment For adjusting parameters, moving cursor and timers. buttons so on. Will only be dynamically lightened when the Operating icon unit is operating.
Page 6: Network Setting
Operation instructions Long press for 3 sec. to enter installation item selection interface, the interface will display item code (number). Press button to quit the installation setting interface Press buttons to change di erent item code (1~28). and return to main interface. Press button to enter the selected function settings.
Page 7 Operation instructions Temperature unit setting In the installation item selection interface, press buttons to select the item code 3. Press button to enter the Press buttons to set temperature unit (°C or °F), and the temperature unit type setting. selected code will ﬂash slowly. Press button to conﬁrm the unit type and return to the item...
Page 8 Operation instructions Opt.Backup setting In the installation item selection interface, press buttons to select the item code 7. Press button to enter the OPT. Press buttons to set OPT.Backup function on ( ) or o ( ). Backup setting. and the selected code ( ) will ﬂash slowly.
Page 9 Operation instructions Smart grid setting In the installation item selection interface, press buttons to select the item code 11. Press button to enter the smart Press buttons to set smart grid function on ( ) or o ( ). grid setting. and the selected code ( ) will ﬂash slowly.
Page 10 Operation instructions Refrigerant recovery setting In the installation item selection interface, press buttons to select the item code 18. Press button to enter the Press buttons to set refrigerant recovery function on ( ) or refrigerant recovery setting. o ( ), and the selected code ( ) will ﬂash slowly.
Page 11 Operation instructions Clock correction setting In the installation item selection interface, press buttons to select the item code 26 for the correction of Winter and Summer Time. Press button to enter clock Press buttons to set clock correction hours (range -5~5, correction setting.
Page 12 Operation instructions Unlock/lock keyboard Operating mode and parameter setting When controller is locked and the icon is lightened, any button is 1. Restart o set temperature setting invalid at this time. Long press the buttons for 1 sec. to unlock/ The code displayed at means Trdh (restart o set temperature...
Page 13 Operation instructions Target temperature setting 2. Parameters of E-heater setting If the unit does not equip E-heater, these parameters can not be set. In the main interface, press buttons to adjust target temperature. These parameters include Td (the lowest ambient temperature of auto- During adjusting, press button to conﬁrm settings then return operating with heat pump and E-heater together, range -15~44°C, default...
Page 14: Clock Setting
Operation instructions Clock setting Timer setting If the controller has successfully connected to network, it will update There are 3 mutually exclusive type to set timer, including point timer, the clock automatically from network, else user can set clock in the period timer, and appointment timer, which one is available depends controller.
Page 15 Operation instructions 1. Point timer setting Example 1: Example 2: There are 4 point timers in this type. Every timer includes the point clock, operating mode (including OFF mode), target temperature (except OFF 22 0 22 0 mode). Controller will execute the setting action at the point clock. Timer①...
Page 16 Operation instructions 2. Period timer setting Timer④ON 23:30 DHW mode There are 4 period timers in this type. Every timer includes the on clock, Target 52 ℃ Timer③OFF Timer④OFF o clock, operating mode, target temperature. Controller will execute 22:00 2:00 52℃...
Page 17 Operation instructions 3. Appointment timer setting There are 4 period timers in this type. Every timer includes the start and NOTE end clocks of water usage, operating mode and target temperature. Controller will send the setting parameters to unit, then unit will automati- 1.
Page 18 Operation instructions Function activation and parameters setting In the main interface, long press button for 3 sec. or press button twice to enter the function selection and activation interface. The available functions depend on the unit, including disinfection, holiday away, OPT.Backup, solar energy, silence, boost and hybrid. During setting, the selected function icon will slowly ﬂash.
Page 19 Operation instructions 2. Disinfection parameters setting Disinfection parameters setting includes disinfection clock, temperature and cycle time. During setting, displays disinfection clock (step 10 min.) displays disinfection temperature (55~70ºC, default 60ºC) and cycle days (2~30 days, default 7 days). After disinfection function being activated, unit will do disinfection (heat up the water to the set disinfection temperature) at the set clock every set cycle days.
Page 20 Operation instructions 4. Solar energy parameter setting Solar energy parameter is the operating mode (include (PLUS, default) and (ONLY) mode, displayed at ) when the function is valid. If the set mode is PLUS, then the controller will increase the target temperature by 10ºC automatically when the solar energy signal on. If the set mode is ONLY, then the controller will turn on the unit only when the solar energy signal on.
Page 21: Manual Function
Operation instructions 7. Boost activation/deactivation Boost function allows user to set two boost timers. During boost timer, the unit will increase the operating speeds of compressor and fan motor to increase the unit capacity. If silence timer meets boost timer, the silence timer is prior. The setting method is as follows: Press button...
Page 22 Operation instructions Query Press buttons for 1 sec. to query unit operating parameter. During querying, press buttons to switch di erent parameters. The icon will be lightened during querying. If some parameters are invalid for some unit, the parameter will be displayed as “--” or “----”. Query explanation: DISPLAYED AT EXPLANATION...
Page 23: Error And Other Codes Explanation
Error and other codes explanation When the unit occurred any fault, the error code will be displayed at , and alarm icon will quickly ﬂash, and cancel icon will slowly ﬂash, and buzzer will sound 3 times every 180 sec. Long press for 3 sec.
Page 24: Operations
Operations Power failure CAUTION - In case power failure during the unit working, please stop all operating actions. Cut o the manual switch power when unit fails. Do not restart until problems are solved. - At the next startup after power failure, the RUN indicator of wire control- ler will blink slowly for several seconds for noting user.
Page 25 Installer guide Safety precautions General introduction Outdoor unit Water tank Speciﬁcations Before installation Accessories Space Installation procedure Dimension and mounting Drain hole position Pipe connection Quick connect couplings Electrical connection Power supply cords Water tank temperature sensor installation Outdoor unit & AUX. power connection Dip switch settings Check Quality inspection of electric auxiliary heater...
Page 26: Safety Precautions
Safety precautions Intended use Observe safety regulations before starting work and operation. For continued safety of this appliance it must be installed , operated and DANGER maintained in accordance with the manufacturers instructions. This appliance may deliver water at high temperature. Refer to the Indicates a hazard with a high level of risk which, if not avoided, Plumbing Code of Australia (PCA), local requirements and installation will result in death or serious injury.
Page 27 Safety precautions Regulations to be observed Working on the system 1. National installation regulations. Switch o the power supply for the unit (including all a liated parts) at a separate fuse or mains isolator. 2. Statutory regulations for the prevention of accidents. Check and ensure that the system is no longer live.
Page 28: Installation General
Safety precautions Working on the refrigerant circuit DANGER R290 refrigerant (propane) is an air displacing, colorless, ﬂammable, Hot or cold metallic surfaces of the refrigerant circuit may cause odorless gas which forms explosive mixtures with air. Refrigerant drained burns or frostbite in case of skin contact. Wear personal protective must be properly disposed of by authorised contractors.
Page 29: Freezing Protection
Safety precautions Freezing protection DANGER CAUTION Refrigerant leak can lead to ﬁres and explosions that result in very serious injuries or death. Breathing in refrigerant may cause Freezing can cause damage to the heat pump. asphyxiation. Thermally insulate all the hydraulic lines. Ensure very good ventilation especially in the ﬂoor area of the Antifreeze can be ﬁlled in the secondary circuit in accordance with outdoor unit.
Page 30: About The Refrigerant
Safety precautions Safety instructions for storage of the outdoor unit Prior to work, the area around the equipment should be checked to make sure that there are no ﬂammable hazards or ignition risks. “No The outdoor unit is charged at the factory with refrigerant R290 (propane). Smoking”...
Page 31: Leak Detection
Safety precautions Check and ensure that cabling is free from wear, corrosion, excessive Equipment should be labeled stating that it has been de-commissioned pressure, vibration, sharp edges or any other adverse environmental and emptied of refrigerant. The label should be dated and signed. Ensure e ects.
Page 32 Safety precautions Disposal This equipment uses ﬂammable refrigerants. The disposal of the equipment must comply with national regulations. Do not dispose this product as unsorted municipal waste. Collection of such waste separately for special treatment is necessary. Do not dispose of electrical appliances as unsorted municipal waste, and use separate collection facilities.
Page 33: General Introduction
General introduction Outdoor unit DESCRIPTION Power cord enter Refrigerant gas valve Refrigerant liquid valve Air outlet Air inlet Water tank DESCRIPTION Magnesium rod insertion port Foam ﬁlling port Reserved port Water outlet Pressure temperature relief valve Water tank temperature sensor Handle Refrigerant gas pipe Refrigerant liquid pipe...
Page 34: Specifications
General introduction Speciﬁcations Model number HPRX300E-1 Ambient temperature °C -15~46 Leaving water temperature °C 52~70 (default 70°C) Capacity 3600 Heating Input 1800 Hot water yield 0.04721/ 0.06022 Liquid side mm/inch φ 6.35 / φ 1/4’ Gas side mm/inch φ 9.52 / φ 3/8’...
Page 35: Before Installation
Before installation Accessories Accessory name Image Purpose Installation manual Outdoor unit and water tank instruction Safety manual Safety instructions Drain pipe joint For condensate water draining Outdoor unit Water drainage pipe Condensate water drainage of unit bottom plate Seal ring Seal between water drainage connection and external machine Polypropylene strap Wrap the refrigerant tube between outdoor unit and water tank...
Page 36 Before installation Water tank installation and maintenance space (unit: mm) NOTE If the water tank is completely installed outdoors, it is strongly recommended to install a rain shelter. When the water tank is installed outdoors, the distance between the water tank and the fence is not less than 200mm. When the water tank is installed indoors, the distance between the water tank and the wall is not less than 600mm.
Page 37: Installation
Installation NOTE Ask your dealer or specialized person for moving, repair, and maintenance. Install it in the place without direct sunlight and other direct heat radiations. If it can’t be avoided, please add a cover to prevent unit from direct sunlight.
Page 38: Drain Hole Position
Installation Water tank Dimension Model 200L 1665 300L 1735 Securely attach the water tank using the ﬁxing strip as illustrated to ensure stability. Drain hole position Use the Allen key to open the drain valve and release the water. If no water ﬂows out, the draining process is complete.
Page 39: Pipe Connection
Installation Pipe connection Connection diagram G1/2 (DN15) Hot water outlet Gutters 9.52 6.35 Cold water inlet Outdoor unit G12 (DN15) Water tank Gutters One-way stop valve Water mixing valve Shut valve Water use site (ﬁeld supply) (ﬁeld supply) (ﬁeld supply) Expansion tank Y-type ﬁlter (≥40 meshes) Pressure reducing valve...
Page 40 Installation PTR valve CAUTION The valve body's unloading pressure is 850 kPa, unloading temperature Before the water heater is operated, please ensure all stop valves is 99ºC, and the opening energy value is 46 kW. For more details, refer are open. When operating the valves, ensure there are no open to certiﬁcate No: WMK26608.
Page 41: Quick Connect Couplings
Installation Quick connect couplings Quick connection sketch, please refer to diagram below  Re-tighten the valve using a torque wrench. Tightening torque values: 20 Nm.  Connect the quick connection to the stop valve using a torque wrench. Tightening torque values: 20 Nm. ...
Page 42: Electrical Connection
Electrical connection CAUTION Ensure the heat pump uses a separate power supply with the correct rated voltage. If the voltage is unstable, please use a stabilised voltage supply. The external power supply for the heat pump must include ground wiring, which should connect to the ground wiring of both the indoor and outdoor units.
Page 43: Water Tank Temperature Sensor Installation
Electrical connection Water tank temperature sensor installation Connect the water tank temperature sensor wire connector to the outdoor unit T5U and T5L connector. Water tank temperature sensor T5U Water tank temperature sensor T5L CN21 Outdoor unit and AUX power connection CAUTION If the water tank is equipped with an electric auxiliary heater (AUX.) function, please follow the steps below to connect the electric auxiliary heating power cord:...
Page 44: Dip Switch Settings
Electrical connection 2. Connect the electric auxiliary heater power line on the water tank to the corresponding port on the terminal block. Terminal block Power supply E-heater 3. Power supply. Terminal block o o o Earth Power supply 32 A CAUTION A leakage protector must be installed on the power supply box outside the unit as shown in the ﬁgure above.
Page 45: Check
Check NOTE Before switching on the unit, please read the following recommendations: • Once the installation and parameter settings are complete, ensure all the unit's sheet metal is well covered. • The unit should be maintained by professionals. For the water tank with electric auxiliary heater, please check the quality of the electric auxiliary heater according to the method below before the long-term operation to avoid damage to the unit or personal injury.
Page 46: Service And Maintenance
Service and maintenance Checks to the area Checks to electrical devices Prior to beginning work on systems containing ﬂammable refrigerants, Repair and maintenance to electrical components shall include initial safety checks are necessary to ensure that the risk of ignition is mini- safety checks and component inspection procedures.
Page 47 Service and maintenance The refrigerant and corrode the copper pipe-work. If a leak is suspect- f) Make sure that cylinder is situated on the scales before recovery takes ed, all naked ﬂames shall be removed or extinguished. If a leakage of place.
Page 48: Confirmation Before Running
Service and maintenance Conﬁrmation before running Important information for the used refrigerant 1) Make sure whether ground wire is broken or fall o . This product has ﬂammable gas, it is forbidden to install in an enclosed space. 2) Power on the machine after all connections are qualiﬁed. Refrigerant type: R290;...
Page 49: About Maintenance
Service and maintenance About maintenance CAUTION When installing for the first time, there is no need to vacuum About refrigerant recovery because the water tank and connecting pipes (included in the If the water tank needs to be replaced, the refrigerant needs to be accompanying accessories) are already pre filled with refrigerant.
Page 50 Service and maintenance Connect the (low pressure side) hose of a Before performing vacuum drying, make sure pressure gauge to the outdoor unit gas pipe that all the outdoor unit stop valves are ﬁrmly stop valve. closed. Connect the hose to the vacuum pump. 1.
Page 51 Notes...
Page 52: After Sales Service
ABN 86 632 172 368 L2, 12a Rodborough Road Frenchs Forest NSW 2086 The information contained within this brochure is accurate as of the time of publish. Please note that the Emerald app undergoes regular updates to enhance functionality and introduce new 2025.02...

Emerald HPRX300E-1 User Manual And Installation Manual

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