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ecoGEO C 

Installation and user manual  

 

 

Summary of Contents for ecoGEO C

Page 1: ...ecoGEO C Installation and user manual...

Page 2: ...4 MAIN SCREEN 21 4 5 USER MENU 22 4 6 SERVICE MENU 29 4 7 ALARMS MENU 35 5 INSTALLATION 36 5 1 TRANSPORT AND HANDLING 36 5 2 RECOMMENDATIONS FOR LOCATION 36 5 3 SERVICE AREAS 38 5 4 HEATING COOLING C...

Page 3: ...O THE COMPRESSOR SPEED 85 8 8 POWER CONSUMPTION OF THE HEAT PUMP IN RELATION TO THE COMPRESSOR SPEED 89 9 EXAMPLES OF TYPICAL APPLICATIONS 93 9 1 DHW AND SINGLE AREA HEATING WITH ECOGEO C1 94 9 2 PROD...

Page 4: ...ular attention to them ecoGEO C heat pumps are designed for servicing heating cooling systems and producing hot water Any other use of the equipment could result in personal and or material injury or...

Page 5: ...nt time for the temperature to stabilize and wear protective gloves to avoid injury DANGER All installation and maintenance work described in this manual should be performed by an authorized technicia...

Page 6: ...it Repairs and scrapping To service the refrigerant circuit the refrigerant contained therein should not be discharged into the atmosphere but should be recovered and destroyed in special treatment pl...

Page 7: ...is removed the electric panel is exposed and the user might accidentally touch its components During installation and maintenance of equipment never leave the electrical panel unattended while it is e...

Page 8: ...n simultaneous heating and DHW by use of a 3 way valve ecoGEO C2 versions besides the above provide free cooling which allows moderate cooling of the dwelling with a minimum consumption by the heat pu...

Page 9: ...ransfers heat to the fluid at a lower temperature without mixing The following describes the operation modes provided by the various technologies incorporated into ECOFOREST geothermal heat pumps HEAT...

Page 10: ...n the cooling system so that no refrigerant circuit is used In this operating mode the compressor is off and cooling and brine circuits are led to the free cooling exchanger using 3 way valves Thus th...

Page 11: ...DHW is consumed thereby reducing the power input needed During normal operation the electric heater cannot be activated for other purposes than legionella protection that is the electric heater is ne...

Page 12: ...nge are specified in Figure 3 2 4 5 6 7 9 8 10 600 700 1800 3 1 2 Number Description Number Description 1 Upper module 6 Brine outlet G1 F 2 Lower module 7 Brine inlet G1 F 3 Front panel 8 DHW outlet...

Page 13: ...Liquid tank with filter 22 Electric heater legionella protection 7 Electronic expansion valve 23 DHW tank temp probe 8 High pressure switch 24 Compressor suction temp probe 9 Low pressure switch 25 Br...

Page 14: ...ank with filter 25 Electric heater legionella protection 8 Electronic expansion valve 26 DHW tank temp probe 9 High pressure switch 27 Compressor suction temp probe 10 Low pressure switch 28 Brine out...

Page 15: ...circuit drain valve 8 Electronic expansion valve 27 Heating cooling circuit drain valve 9 Reversing cycle valve 28 Electric heater legionella protection 10 Liquid line check valve x4 29 DHW tank temp...

Page 16: ...onents while those on top allow access to the components on the top see section 3 4 You can also get inside the equipment through the top cover Access to the upper front part 1 Remove the screws locat...

Page 17: ...the upper front cover as described above 2 Remove the fixing screws located on the top of the lid 3 Pull the cover upwards to disengage the cover from the structure 4 Remove the cover by pulling forwa...

Page 18: ...rs To access the side of the upper module remove only the top front cover 2 Remove the fixing screws located on the top of the side cover you wish to remove 3 Pull the side of the lid using the screws...

Page 19: ...ear and the top The covers of the rear and top of the heat pump can also be removed if necessary 1 Remove the screws holding the cover to the frame 2 Remove the cover and put it in a place where it ca...

Page 20: ...gation buttons are used for three types of actions First to scroll through menu lists on a screen Second to switch from one screen to the next or back in a menu Third to change the value of the parame...

Page 21: ...es Scheme 4 From now on we will use the codes written in brackets to refer to each operating scheme 4 4 Main Screen The front panel lights when the external heat pump switch is operated see section 5...

Page 22: ...shown in Table 4 2 and detailed in the following sections Main Screen 1 User Menu 2 Service Menu 3 Alarms Menu Table 4 2 Main menus of the management program 4 5 USER Menu This menu is accessed from...

Page 23: ...7 6 Information 6 1 8 Alarms 1 8 1 Alarms 1 8 2 Reset alarms 1 8 3 Alarm log Table 4 3 USER menu structure MENU 1 1 On Off Switches heat pump off or on via the front panel and selection of the operati...

Page 24: ...ing the summer are defined MENU 1 2 4 ecoGEO schedule 3 Scheme 3 or Scheme 4 with th Tune ecoGEO schedule 1 Remaining operating schemes For all operation programs hourly slots are defined for each day...

Page 25: ...uation in operation of the heat pump at 24 00 between Monday shown in Figure 4 4 and Tuesday MENU 1 2 5 ecoGEO schedule 4 Scheme 3 or Scheme 4 with th Tune ecoGEO schedule 2 Remaining operating scheme...

Page 26: ...on the season selecting the transition time and date of each transition MENU 1 3 Heating MENU 1 3 1 Heating 1 For Scheme 1 shows the setpoint temperature for heating accumulation which can be modified...

Page 27: ...ion of cold or Scheme 3 and Scheme 4 MENU 1 5 1 Active Cooling 1 For Scheme 1 shows the setpoint temperature for buffer tank which can be modified and the inlet and outlet temperatures of the cooling...

Page 28: ...inlet and outlet temperatures of brine and heating cooling circuits the temperature difference between the inlet and outlet at each circuit and the percentage regulation of each circulator pump MENU...

Page 29: ...2 1 Change language 2 2 Version 2 3 Work hours 2 4 Installer conf 2 4 1 Operating scheme 2 4 2 Climate control 2 4 2 1 Design parameters 1 2 4 2 2 Design parameters 2 2 4 2 3 Design parameters 3 2 4...

Page 30: ...taller must select during commissioning of the ecoGEO heat pump for proper operation and for clearing the alarm log or selecting the factory defaults To access the installer settings you need to enter...

Page 31: ...ype of building insulation good medium or poor MENU 2 4 2 5 Design parameters 5 Sets the maximum outdoor temperature for heating and minimum for cooling MENU 2 4 3 th Tune Sets th Tune indoor terminal...

Page 32: ...and 39 see section 8 3 so the pump is activated in an open circuit If the NA option is chosen the input required for the activation of the pump is a closed circuit For ecoGEO C3 model the same thermo...

Page 33: ...2 4 4 9 DHW pump For the ecoGEO C3 heat pump model The status On Off of the DHW production system which includes the activation of the circulation pump and the DHW solenoid valve can be defined MENU 2...

Page 34: ...tion temperature probe with an offset for correcting the value MENU 2 4 5 8 Suction Pressure Displays the type and value measured by the compressor suction pressure transducer with an offset for corre...

Page 35: ...7 Default value The settings established by the user can be substituted by default values MENU 2 4 8 Change Password It allows to change the service password PW1 4 7 ALARMS Menu It is accessed by pres...

Page 36: ...it must be carefully handled If absolutely necessary the heat pump can be disassembled into two modules for easy transport and handling 5 2 Recommendations for location The heat pump must be installe...

Page 37: ...hat the heating cooling brine cold water and DHW piping can be properly inlalled To avoid condensation in the piping of the brine circuit try minimize these sections inside the building and insulate t...

Page 38: ...heat pump to facilitate the installation and maintenance work Recommended minimum distances from walls and other structures are indicated below 300 mm from both sided 300 mm from the top 600 mm from t...

Page 39: ...ipes Install shut off valves on the heating cooling outlet and inlet circuits These should be as close to the heat pump as possible to facilitate future maintenance work on the heat pump Install a par...

Page 40: ...ystem in the event of possible water leaks or removal of air bubbles by the air vents Thermally insulate the inlet and outlet circuits to prevent unnecessary heat loss and condensation problems 2 5 3...

Page 41: ...exceed 5 bar we recommend installing a pressure reducing valve in the mains input to prevent overpressure in the tank Thermally insulate the DHW outlet pipes to prevent unnecessary heat loss NOTE Bear...

Page 42: ...n 1 Heat pump 5 Check Valve 2 Mains water input G1 F 6 Thermostatic mixing valve 3 DHW outlet G1 F 7 Safety valve 8 bar 4 Shut off valve Figure 5 3 General diagram of DHW circuit connections For corre...

Page 43: ...rtical brine systems use of circuits between 80 and 150 m long with a minimum separation between circuits of at least 8 meters Horizontal collector groundwater Vertical probe NOTE Thermally insulate t...

Page 44: ...and the following recommendations Use the flexible hoses that come with the heat pump to avoid excessive stress in the inlet and outlet pipes Install shut off valves on the brine outlet and inlet cir...

Page 45: ...Brine outlet G1 F 5 Particle filter 3 Brine inlet G1 F 6 Brine filling fitting Figure 5 5 General diagram of brine circuit connections 5 7 Electrical Installation DANGER To carry out the installation...

Page 46: ...troller 3 Ground terminal 9 EMI Filter 4 Inverter compressor contactor 10 Inverter 5 Electric heater contactor legionella protection 11 Cable glands 6 Upper terminal block 12 Housing Figure 5 6 Locati...

Page 47: ...ling an external switch that shuts off all circuits phase and neutral T_1 90 91 1 2 3 4 Ground Neutral Phase Figure 5 7 Wiring diagram of the power supply Table 5 1 shows the sections required for the...

Page 48: ...the Figure 5 8 diagram See also sections 8 3 to 8 6 BMS GND Rx Tx Rx Tx Figure 5 8 Diagram for wiring the RS485 serial cable to the electrical cabinet Set the address of the terminal according to the...

Page 49: ...tions 1 Install the outdoor temperature probe to the north or northeast of the house 2 Place the outdoor temperature probe in a place that is well ventilated but sheltered from the wind 3 Do not insta...

Page 50: ...nal strip of the electrical cabinet as indicated in Figure 5 12 See also sections 8 3 to 8 6 19 20 Figure 5 12 Wiring diagram of the buffer tank temperature probe 2nd The heat pump can manage an exter...

Page 51: ...ing 3 way valve 4 Analogue output signal 0 10 V 2 Circulating pump 5 Relay output 3 Outlet temperature probe 6 NTC Analogue input Figure 5 13 Wiring diagram for connecting the circulating pump and the...

Page 52: ...uit To facilitate filling the heating circuit start the heating pump To do so access SERVICE MENU INSTALLER CONF MANUAL CONF HEATING PUMP STATUS Change the value to ON To completely drain the heating...

Page 53: ...on Number Description 1 DHW tank 5 DHW outlet 2 DHW coil inlet 6 Check valve 3 DHW coil outlet 7 DHW circuit automatic air vent 4 Cold water inlet Figure 6 1 Filling the DHW coil circuit In ecoGEO C1...

Page 54: ...p pipes heat exchangers expansion vessel 5 l Brine tube per lineal metre of pipe We do not recommend using pipes with diameters less than those in Table 6 1 because the high speeds of circulation of t...

Page 55: ...le filter 11 External antifreeze mixture tank 6 Brine filling fitting Figure 6 2 Filling the brine circuit Filling the brine circuit should be done by an external filling pump as indicated in diagram...

Page 56: ...ed to work with the heating system used and its main operating parameters defined We recommend following the steps outlined below 1 Activate the heat pump front panel Wait until the initial screen is...

Page 57: ...probes These are factory calibrated and we only recommend correcting the value of the outdoor probe if using a long cable Press Esc to return to menu INSTALLER CONF 14 We recommend changing the passw...

Page 58: ...e heat pump power supply is done according to Figure 5 7 The electric installation includes an external switch that shuts off all circuits phase and neutral The indoor terminals have been correctly po...

Page 59: ...brine system pressure 4 Low heating system pressure 5 High discharge temperature 6 High inverter temperature 7 Low brine outlet temperature 8 Low brine inlet temperature 9 High heating outlet temperat...

Page 60: ...Change program to AUTO Indoor temperature setting is too high low Set up the indoor ambient temperature in the th Tune terminal or the front panel of the heat pump Heat pump is faulty Contact the serv...

Page 61: ...tput kW 3 4 16 3 6 9 30 Free cooling output kW 6 6 Refrigerant Circuit Refrigerant charge kg 1 35 1 7 1 35 1 7 1 5 2 0 Maximum working pressure Bar 42 42 42 42 42 42 Compressor oil POE POE POE POE POE...

Page 62: ...Brine safety valve 20 Heating safety valve 21 3 way valve heating DHW 22 DHW circuit check valve 23 DHW circuit automatic Air vent 24 Brine circuit drain valve 25 Heating circuit drain valve 26 DHW t...

Page 63: ...oling safety valve 22 3 way valve Heating DHW 23 3 way valve brine side free cooling 24 3 way valve indoor side free cooling 25 DHW circuit check valve 26 DHW circuit automatic Air vent 27 Brine drain...

Page 64: ...mp 23 Heating cooling pump 24 Brine expansion vessel 25 Heating cooling expansion vessel 26 Brine safety valve 27 Heating cooling safety valve 28 DHW circuit check valve 29 DHW circuit automatic Air v...

Page 65: ...ion 1 0 page 65 8 3 Location of electrical cabinet connections Upper terminal block ecoGEO C1 and ecoGEO C2 models T_1 T_2 90 80 91 81 92 82 93 83 94 84 95 85 96 97 86 87 41 42 43 44 45 46 47 48 49 50...

Page 66: ...nstallation and User Manual Version 1 0 page 66 Upper terminal block ecoGEO C3 models T_1 T_2 90 80 91 81 92 82 93 83 94 84 95 85 96 97 86 87 41 42 43 44 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 7...

Page 67: ...tch 42 43 Low pressure switch 44 45 3 way valve to produce heating DHW ecoGEO C1 and C2 only 46 47 48 49 3 way valve in free cooling brine only ecoGEO C2 models 50 51 52 53 3 way valve in free cooling...

Page 68: ...n and User Manual Version 1 0 page 68 Lower terminal block on ecoGEO C1 ecoGEO C2 AND ecoGEO C3 models 89 88 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 3...

Page 69: ...discharge pressure transducer 15 16 17 NTC Analogue input Internal DHW tank temperature probe 18 19 NTC Analogue input Buffer tank temperature probe or 2nd 20 zone outlet temperature probe 21 NTC Anal...

Page 70: ...75 73 70 90 T_1 T_2 230V VACS 45 47 46 48 BIT2 36 35 37 NO11 NO12 NO10 NO9 NO8 NC7 NO7 NO6 NO4 NO3 NO2 NO1 C1 NO5 Micro controlador ecoGEO C1 POWER CONNECTIONS Nomenclature Description G Micro contro...

Page 71: ...1 C1 NO6 NO5 NO4 C2 NC7 C3 NO7 NO12 NO11 NO10 NO9 NO8 Y4 Y3 Y2 Y1 GND RBCap RBCl RVMT2 COMP BCap BCl VACS_a VRP_a 230 V 230 V 81 80 B8 B6 B5 B4 B7 uPC J7 GND RX TX RX TX Vout C4 J17 valve 2 J6 PAC PDC...

Page 72: ...e transducer PDC Compressor discharge pressure transducer Tdep1 Tank 1 temperature probe DHW tank Tdep2 Tank 2 temperature probe buffer tank Timp2 2nd Text zone outlet temperature probe Outdoor temper...

Page 73: ...7 8 White Black 9 10 11 12 13 White Black White Black Green 14 15 16 White Black Green 17 18 White Black 19 20 White Black 21 22 White Black 23 24 25 Green White Black 26 27 28 White Green Black Brown...

Page 74: ...uction pressure transducer PDC Compressor discharge pressure transducer Tdep1 Tank 1 temperature probe DHW tank Tdep2 Tank 2 temperature probe buffer tank Timp2 2nd Text zone outlet temperature probe...

Page 75: ...RP1 49 51 50 VACS 45 47 46 52 48 56 BIT2 36 35 37 NO11 NO12 NO10 NO9 NO8 NC7 NO7 NO6 NO4 NO3 NO2 NO1 C1 NO5 ecoGEO C2 POWER CONNECTIONS Nomenclature Description G Micro controller power supply Phase G...

Page 76: ...NO4 C2 NC7 C3 NO7 NO12 NO11 NO10 NO9 NO8 Y4 Y3 Y2 Y1 GND RBCap RBCl RVMT2 COMP BCap BCl VACS_a VRP_a 230 V 230 V 81 80 B8 B6 B5 B4 B7 uPC J7 GND RX TX RX TX Vout C4 J17 valve 2 J6 PAC PDC PCCap PCCl...

Page 77: ...scharge pressure transducer Tdep1 Tank 1 temperature probe DHW tank Tdep2 Tank 2 temperature probe buffer tank Timp2 2nd Text outlet temperature probe Outdoor temperature probe PCCap Brine circuit pre...

Page 78: ...White Black Green 14 15 16 White Black Green 17 18 White Black 19 20 White Black 21 22 White Black 23 24 25 Green White Black 26 27 28 White Green Black Brown 29 30 White 31 32 White Brown 33 34 Whit...

Page 79: ...essor discharge pressure transducer Tdep1 Tank 1 temperature probe DHW tank Tdep2 Tank 2 temperature probe buffer tank Timp2 2nd Text zone temperature probe Outdoor temperature probe PCCap Brine circu...

Page 80: ...NO12 74 75 NO10 NO9 NO8 NC7 NO7 NO6 58 57 60 59 NO4 NO3 NO2 NO1 C1 73 61 64 67 70 90 T_1 T_2 230V BIT2 36 35 37 NO5 POWER CONNECTIONS ecoGEO C3 Nomenclature Description G Micro controller power suppl...

Page 81: ...O4 C2 NC7 C3 NO7 NO12 NO11 NO10 NO9 NO8 Y4 Y3 Y2 Y1 GND RBCap RBCl RVMT2 COMP BCap BCl 230 V 230 V 81 80 B8 B6 B5 B4 B7 uPC J7 GND RX TX RX TX Vout C4 J17 valve 2 J6 PAC PDC PCCap PCCl TICap TRCap TIC...

Page 82: ...transducer PDC Compressor discharge pressure transducer Tdep1 Tank 1 temperature probe DHW tank Tdep2 Tank 2 temperature probe buffer tank Timp2 2nd Text outlet temperature probe Outdoor temperature...

Page 83: ...ack White Black Green 14 15 16 White Black Green 17 18 White Black 19 20 White Black 21 22 White Black 23 24 25 Green White Black 26 27 28 White Green Black Brown 29 30 White 31 32 White Brown 33 34 W...

Page 84: ...pressure transducer PDC Compressor discharge pressure transducer Tdep1 Tank 1 temperature probe DHW tank Tdep2 Tank 2 temperature probe buffer tank Timp2 2nd Text outlet temperature probe Outdoor temp...

Page 85: ...speed ecoGEO C 3 12 kW models Heating inlet outlet temperature of 30 35 C 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Heating output kW Compre...

Page 86: ...ng inlet outlet temperature of 40 45 C 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Heating output kW Compressorspeed rpm Brine inlet outlettemp...

Page 87: ...ting inlet outlet temperature of 30 35 C 4 6 8 10 12 14 16 18 20 22 24 26 28 30 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Heating ouput kW Compressorspeed rpm Brine inlet outlettempe...

Page 88: ...ting inlet outlet temperature of 40 45 C 4 6 8 10 12 14 16 18 20 22 24 26 28 30 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Heating ouput kW Compressorspeed rpm Brine inlet outlettempe...

Page 89: ...pressor speed ecoGEO C 3 12 kW models Heating inlet outlet temperature of 30 35 C 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Current A Compressor...

Page 90: ...ng inlet outlet temperature of 40 45 C 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Intensidad A Compressorspeed rpm Brine inlet outlettemp...

Page 91: ...Heating inlet outlet temperature of 30 35 C 6 8 10 12 14 16 18 20 22 24 26 28 30 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Current A Compressorspeed rpm Brine inlet outlettemperatur...

Page 92: ...ating inlet outlet temperature of 40 45 C 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 Current A Compressorspeed rpm Brine inlet outlettemper...

Page 93: ...nal control systems This can simplify installation and reduce cost significantly General Installation Recommendations Geothermal heat pumps in general and ecoGEO heat pumps in particular provide maxim...

Page 94: ...10 8 8 9 14 9 8 8 2 Position 1 Heat pump 2 Brine outlet 3 Brine inlet 4 Cold water inlet 5 DHW outlet 6 Heating outlet 7 Heating inlet 8 Shut off valve 9 Particle filter 10 Safety valve 11 Brine fill...

Page 95: ...a demand for DHW the heat pump stops the production of heating and sends hot water to the coil in the hot water tank The temperature and flow rate are controlled to minimize heating time maximum accum...

Page 96: ...uffer tank 3 Brine outlet 4 Brine inlet 5 Cold water inlet 6 DHW outlet 7 Buffer tank outlet 8 Buffer tank inlet 9 Heating inlet 10 Heating outlet 11 Shut off valve 12 Particle filter 13 Check valve 1...

Page 97: ...is in relation to the return temperature from the hot water tank to the buffer tank When there is a demand for DHW the heat pump stops the production of heating and sends hot water to the coil in the...

Page 98: ...10 8 8 9 14 9 8 8 2 Position 1 Heat pump 2 Brine outlet 3 Brine inlet 4 Cold water inlet 5 DHW outlet 6 Heating cooling outlet 7 Heating cooling inlet 8 Shut off valve 9 Particle filter 10 Safety valv...

Page 99: ...o the free cooling exchanger Thus the equipment drives cool water obtained by heat exchange with the antifreeze mixture from the brine system When there is a demand for DHW the heat pump stops the pro...

Page 100: ...4 5 7 3 10 8 8 9 14 9 8 8 2 Position 1 Heat pump 2 Brine outlet 3 Brine inlet 4 Cold water inlet 5 DHW outlet 6 Heating cooling outlet 7 Heating cooling inlet 8 Shut off valve 9 Particle filter 10 Se...

Page 101: ...C by default In cooling mode the heat pump reverses its operating cycle so cold water is driven to the cooling system The flow rate and temperature will be optimized for the type of system used and i...

Page 102: ...11 17 11 10 10 3 7 9 8 10 10 Position 1 Heat pump 2 Brine outlet 3 Brine inlet 4 Cold water inlet 5 DHW inlet 6 Heating outlet 7 Heating inlet 8 Active cooling outlet 9 Active cooling inlet 10 Shut o...

Page 103: ...erating cycle and cold water is driven to the cooling system through external all nothing zone valves The outlet temperature is adjusted to the type of system used and is optimized with regards to ind...

Page 104: ...dealer that has made the sale or the dealer responsible for that area For products sold abroad product replacement also will be free of charge on our premises unless there are special agreements with...

Page 105: ...the installation of equipment are excluded from the guarantee This warranty applies only to the buyer and is not transferable Replacement of parts does not extend the warranty ECOFOREST will not be l...

Page 106: ...ntrol periodic maintenance and inspections stamped by the dealer Be sure to clearly explain the reason for your inquiry providing all the information you consider necessary to avoid misinterpretation...

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