CTC Union EcoZenith i350 L 1x230V Installation And Maintenance Manual Download Page 1

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162 505 77-1 2020-09-15

Important!

• Read carefully before use, keep for future reference.

• Translation of the original instructions.

Installation and Maintenance Manual

CTC EcoZenith i360

Indoor model with heat pump control

3x400V / 1x230V / 3x230V

Summary of Contents for EcoZenith i350 L 1x230V

Page 1: ...dwide 162 505 77 1 2020 09 15 Important Read carefully before use keep for future reference Translation of the original instructions Installation and Maintenance Manual CTC EcoZenith i360 Indoor model with heat pump control 3x400V 1x230V 3x230V ...

Page 2: ...mp is started Tip Once basic bleeding is complete increase the water pressure in the system temporarily to approx 2 bar Automatic bleeding valves are included in the package and supplied as standard for this product They must be fitted to the top of the product as shown in the picture Important Bleed any air remaining in the radiators elements and other parts of the system after it has been in ope...

Page 3: ...162 505 77 1 2020 09 15 Installation and Maintenance Manual CTC EcoZenith i360 ...

Page 4: ... CTC EcoZenith i360 3x230V Flow heater E15_______________________________________________38 6 12 Wiring diagram CTC EcoZenith i360 3x230V Terminal Block X2_____________________________________________39 6 13 Connection table for electrical components_________40 6 14 Wiring diagram for Expansion card_____________________42 6 15 Connection table for Expansion Card A3 ____________43 6 16 Sensor conne...

Page 5: ...ly qualified persons in order to avoid a hazard Safety valve check Safety valve for boiler system to be checked regularly The product must not be started if it is not filled with water instructions are in the Pipe installation section WARNING Do not switch on the product if there is a possibility that the water in the heater is frozen This device can be used by children from the age of eight years...

Page 6: ...3 4 8 5 3 5 6 5 8 6 1 6 3 6 6 7 1 7 6 8 1 8 4 8 6 8 9 9 1 9 4 9 9 10 4 10 9 11 4 11 9 0 0 3 0 6 0 9 1 2 1 5 1 8 2 1 2 3 2 6 2 9 3 2 3 5 3 8 4 1 4 4 4 6 4 9 5 2 5 5 5 8 6 1 6 4 6 7 6 9 7 2 7 5 7 8 8 1 8 4 9 0 2 5 5 7 5 10 l 1 7 1 7 1 7 1 7 Bar 10 10 10 10 C 65 65 65 65 C 100 100 100 100 l 210 235 304 XL XL XL XL Designation General data Article number Gross weight Net weight Dimensions DxWxH with p...

Page 7: ...erlig reshöjd 1669mm Tol system Skala Distr till Antal Ytjämnhet RA Om ej annat angives gäller ovanstående 1 20 Reservdelsstruktur 586767 054 20 11 46 563 A A 1825 673 623 347 54 497 69 299 442 513 77 291 281 608 SECTION A A Denna ritning är Enertech AB s egendom Den får ej användas till skada för företagets intressen der Scha t This drawing is the property of Enertech AB and is not to be used aga...

Page 8: ...gy for the heating circuit and DHW The built in immersion heater helps when additional heat is needed or when a heat pump is not connected 1 Magnetite filter Automatic bleeder 2 Filling manifold 7 Dirt filter for tap water 5 Hot water out 10 Primary flow to radiator system 11 Plate heat exchanger 12 Pump DHW charging 15 Expansion vessel 16 Circulation pump 17 3 way valve HS DHW 18 Drain valve 19 T...

Page 9: ...heat pump EcoZenith i360 1 heating circuit 1 compatible EcoPart heat pump 3 2 Options with CTC EcoZenith i360 In addition to the basic installation accessories are required such as Extra sensor Mixing Valve group 2 Expansion Card etc Volume tank CTC VT 80 is recommended for large heating needs or for systems with a high pressure differential See chapter System adjustments 3 3 Basic installation CT...

Page 10: ...1 9 Automatic bleed valve 2 2 2 2 10 Bushing 3 4 x3 8 1 1 1 1 11 Manometer 1 1 1 1 12 Filling valve 1 1 1 1 13 T connection 22 15 22 2 2 2 2 14 Filler pipe cu15 2 1 2 2 15 Filler pipe cu15 0 1 0 0 16 Drainage valve 1 2 0 1 0 0 17 Bleeding instructions 1 1 1 1 18 Installation instructions for bleeding and filling EZi360 1 1 1 1 19 Bushing 1 2 x3 8 1 1 1 1 CTC EcoZenith i360 L 3x400V H 3x400V L 1x23...

Page 11: ...placed on a soft carpet base plates must be placed under the adjustable feet Remember to leave a service area of at least 1 metre in front of the product The product must not be placed below floor level either 4 3 Recycling The packaging must be deposited at a recycling station or with the installation engineer for correct waste management Obsolete products must be disposed of correctly and transp...

Page 12: ... EcoZenith i360 1 heating circuit 1 compatible CTC EcoAir heat pump from the 400 500 or 600 series Minimum water volume in the heating circuit 25 ºC for reliable defrosting functionality EcoAir 610M 80 l EcoAir 614M 80 l EcoAir 622M 120 l EcoAir 406 80 l EcoAir 408 100 l EcoAir 510 1x230 V 50 l In order to adjust the pressure in the expansion vessel and check the pipe fittings before the first sta...

Page 13: ...13 CTC EcoZenith i360 MP CTC B15 B11 5 2 Schematic diagram for air to water heat pump CTC EcoZenith i360 1 heating circuit 1 compatible heat pump from the CTC EcoPart 400 or 600 series ...

Page 14: ...ating circuit 2 Equalisation tank Volume tank External Boiler EHS tank Pool heating Heat pump Heating circuit 1 DHWC domestic hot water circulation 5 3 Full schematic diagram This is a full schematic diagram of the connection options for the CTC EcoZenith i360 Different installations and systems may look different e g a one or two pipe system which means that the finished installation may be diffe...

Page 15: ...eturn valve shut off valve sensor pump dirt filter pressure sensor safety valve level vessel expansion tank heat exchanger Solar Energy Passive cooling External storage tank diff thermostat Collector in Collector out Filler manifold 5 4 Interactive schematic diagram On CTC s website you can bring up and print out the schematic diagram for the installation you want by clicking the option in the int...

Page 16: ... filter 1 5 5 2 Install cold water supply 2 with non return valve 5 5 3 Install the filling valve 3 5 5 4 Install hot water pipe from tank 4 Check function flush Low Model High Model Plate heat exchanger Hot water charge pump NB To facilitate servicing it is important to fit shut off valves to both the primary flow and the return line ...

Page 17: ...eturn line High Model Low Model 5 6 1 primary flow to radiator system 5 6 2 return from radiator system diverting valve DHW HS electric flow heater circulation pump 5 6 3 adjust expansion tank pressure filling valve 5 6 Install pipe for radiator system Heating circuit 5 6 1 Install primary flow with shut off valve 5 6 2 Install return line ...

Page 18: ...ve separate expansion vessels Maximum height H m Pre pressure bar Maximum volume in the heating circuit excluding product L 5 0 5 310 10 1 0 219 15 1 5 129 The pre pressure in the expansion tank is calculated according to the height H between the highest positioned radiator and the expansion tank The pre pressure must be checked set before the system is filled with water The system pressure must b...

Page 19: ...oupling is only used for electric operation without a heat pump Low Model High Model 5 7 1 to heat pump solenoid filter ball valve with support sleeves fitted see instructions in packaging Drain valve is mounted for high model without a heat pump to and from heat pump must be connected CTC EcoZenith i360 is only approved for installation together with CTC Heat pumps See the recommended systems at ...

Page 20: ...ed frost free and left open to the atmosphere without pressure The waste pipe must be fitted to the waste system 5 8 Install waste water piping Waste water 5 8 1 Fit the safety valve bleed valve and manometer Components and assembly instructions are included in the additional pack for the product 5 8 2 Install waste water piping 5 8 3 The bleed valve is activated by loosening the bleeder screw whi...

Page 21: ...pen the filling valve and fill the heating system 5 9 2 Turn the safety valve to release air more quickly during filling close the filling valve when the system is full 5 9 3 Check the manometer for a filled cold system approx 1 bar or 0 2 0 3 bar above the pre pressure on the expansion tank Low Model ...

Page 22: ...the chapter troubleshooting 5 10 Bleed the entire system Bleed the system 5 10 1 Bleed the CTC EcoZenith i360 valve using the safety valve make sure also that the screw for the automatic bleed valve has been activated 5 10 2 Bleed activate bleed valve for heat pump 5 10 3 Bleed high points for the radiator system 5 10 4 Flush the hot water system ...

Page 23: ... cm The group fuse is selected such that all relevant requirements for the electrical installation are met see technical data The size of the fuse is set in the installation flow on the touchscreen The product adjusts the electrical power according to this Once a current sensor has been installed the built in load switch is able to regulate the electric heater s electrical output based on the set ...

Page 24: ...rent sensor fitted Fit outdoor sensor Fit room sensor Connect heat pump Finish electrical installation Omnipolar switch Fit on fuse panel Place representatively for outdoor temperature Place representatively for house temperature Connect communication cable terminal block X2 Provide information on house fuse size to pipe installation engineer Connect factory fitted feed cable Connect to terminal b...

Page 25: ...er Basic installation A2 X2 B11 B15 B18 B103 G5 G11 Y21 COM HP HP A1 Return temp installation without HP A1 A2 B7 Heating circuit 2 A2 B2 B12 G2 Y2 Ventilation X2 M40 Passive cooling A2 B2 G2 Volume tank HS circulation under DHW Pool A2 B1 G1 Electric shut off valve A2 Y47 DHW circulation A3 G40 External heat source EHS A2 or A3 B47 Y41 External Boiler A2 or A3 B9 Y42 E1 Diff thermostat function A...

Page 26: ...t sensor E1 Relay additional heating F1 Automatic circuit breaker F2 Automatic circuit breaker F10 Max thermostat G1 Heating circ pump 1 G2 Heating circ pump 2 G5 Circulation pump for hot water heat exchanger G11 Charge pump HP1 G30 Circulation pump solar panel G31 Pump bore hole recharging G32 Pump plate heat exchanger solar energy Designation Spec G40 Circulation pump for DHW circ G46 Charging p...

Page 27: ...nith i360 B26 B18 Y21 A2 G11 A1 B25 B102 G5 B5 F10 F1 F2 X2 A3 See wiring diagram next page See picture terminal X2 previous page Accessories see Wiring diagram Extension Card See chapter Installation Communication ...

Page 28: ...E PE A34 A33 A36 A31 A2 A1 A2 F10 F1 1 2 26 X11 6 27 X11 5 28 X11 4 29 X11 3 30 X11 2 31 X11 1 252 X3 N 77 X2 L1 109 X2 A36 252 X2 N 251 X2 PE 77 X1 L1 S1 77 X1 L1 S1 B1 2 F10 1 PE Tank PE Heater 1 2 3 4 5 6 K1 Y4 3 2 1 G5 77 F1 2 77 F10 B1 251 G11 PE L1 L2 L3 N N PE PE L1 X1 A1 A2 K1 PE X3 NC NO ALARM L1 L2 L3 N PE BK GY BU 1 2 3 9 14 17 100 201 202 203 100 201 BN BU 2 5 PE GNYE 4 5 6 30 31 32 33...

Page 29: ... 3 4 5 6 7 8 9 10 300 301 302 WH BN 11 12 13 14 15 16 W7 COM W4GN COM COM BK BK W14 BN W15 BN BU BU GNYE Date Designed by Approved by Approved date Kretsschema JW 2020 03 03 haerik 2020 02 19 E D C B F A 8 7 6 5 VOLTAGE DETECTION M A B AB 3 C6 3 C6 3 C5 3 C5 3 C5 3 C5 3 C5 3 C5 3 C5 3 C4 3 C3 3 C3 3 C6 3 C6 3 C6 3 C6 3 C7 3 C7 3 2 1 3 A4 3 A4 3 A4 2 B2 1 B3 G76 G75 G74 G73 G72 G71 G68 G67 G66 G65 ...

Page 30: ...N X3 N L3 L2 L1 L3 L2 L1 N N N N N N E15 34 32 30 35 33 31 106 107 108 109 110 111 110 108 106 111 109 107 W16 E D C B A 8 7 6 5 4 3 1 C3 1 D3 1 D3 1 C3 1 C3 1 D3 2000 W 1000 W 500 W 2800 W 2800 W 2800 W 27 A2 EL3A 29 A2 EL2A 31 A2 EL1A 26 A2 EL3B 28 A2 EL2B 30 A2 EL1B 1 6 1 3 6 3 5 6 5 6 6 6 4 6 4 2 6 X11 2 1 6 1 3 6 3 5 6 5 2 6 2 4 6 4 6 6 6 5 6 3 6 1 6 6 6 4 6 2 6 1 6 2 6 X14 3 6 4 6 5 6 6 6 L3...

Page 31: ...G SC G11 G12 G15 G16 G17 G18 G19 G20 G21 G22 G37 G38 G39 G40 G47 G48 B A G SC COM HP B Brown A White G Green SC Screen L N External 230V Common 3 4 5 2 PE WH GN SC 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 W8 1 W10 BN W9 1 W12 W13 W13 E D C B A 1 E4 1 E6 1 E5 1 E4 1 A2 1 A2 1 E7 1 E7 1 E7 1 E6 1 E6 1 E6 1 E6 1 E6 1 E6 1 E6 1 D7 1 D7 M M A B AB M 1 B8 1 C8 1 C8 77 F1 1 111 A2 A15 110 A2 A16 109 A2 A36 2...

Page 32: ...26 X11 6 27 X11 5 28 X11 4 29 X11 3 30 X11 2 31 X11 1 252 X3 N 77 X2 L1 109 X2 A36 252 X2 N 251 X2 PE 77 X1 L1 S1 77 X1 L1 S1 B1 2 F10 1 PE Tank PE Heater 1 2 3 4 5 6 K1 Y4 3 2 1 G5 77 F1 2 77 F10 B1 251 G11 PE L1 L2 L3 N N PE PE L1 X1 A1 A2 K1 PE X3 NC NO ALARM L1 L2 L3 N PE BK GY BU 1 2 3 9 14 17 100 201 202 203 100 201 BN BU 2 5 PE GNYE 4 5 6 30 31 32 33 34 35 103 105 15 1 W5 GNYE W1 BN W3 7 8 ...

Page 33: ...4 5 6 7 8 9 10 WH BN 11 12 13 14 15 16 W7 COM W4GN COM COM BK BK 15 W16 BN GNYE BU W17 BN BU 300 301 302 Designed by Approved by Approved date Kretsschema JW 2020 03 04 haerik E D C B F A 8 7 6 5 VOLTAGE DETECTION M A B AB 3 C6 3 C6 3 C5 3 C5 3 C5 3 C5 3 C5 3 C5 3 C5 3 C4 3 C3 3 C3 3 C6 3 C6 3 C6 3 C6 3 C7 3 C7 3 2 1 1 C2 1 C2 2 B3 3 A4 3 A4 3 A4 G76 G75 G74 G73 G72 G71 G68 G67 G66 G65 G64 G63 G62...

Page 34: ...2 30 33 31 203 201 W8 PE 34 35 106 107 108 112 108 106 107 113 110 109 111 109 111 110 205 202 W16 GNYE E D C B A 8 7 6 5 4 3 1200 W 600 W 300 W 2300 W 2300 W 2300 W 1 D3 1 D3 1 C3 1 D3 1 B2 1 E4 3 C3 1 C3 1 C3 1 F6 L3 L2 L1 L3 L2 L1 N N N N N N E15 29 A2 EL2A 31 A2 EL1A 28 A2 EL2B 30 A2 EL1B 1 6 1 3 6 3 4 6 4 2 6 X11 2 1 6 1 3 6 3 2 6 2 4 6 4 3 6 1 6 4 6 2 6 1 6 2 6 X14 3 6 4 6 244 X1 PE 306 A2 P...

Page 35: ...G12 G15 G16 G17 G18 G19 G20 G21 G22 G37 G38 G39 G40 G47 G48 B A G SC COM HP B Brown A White G Green SC Screen L N External 230V Common 3 4 5 2 PE WH GN SC 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 W8 1 W10 BN W9 1 W12 W13 W13 300 301 302 E D C B A 1 F4 1 E6 1 E5 1 E4 1 B2 2 B4 1 E7 1 E7 1 E7 1 E6 1 E6 1 E6 1 E6 1 E6 1 E6 1 E6 1 D7 1 D7 1 B8 1 C8 1 C8 M M A B AB M 300 F1 1 111 A2 A15 110 A2 A16 109 A2 A...

Page 36: ...6 X11 6 27 X11 5 28 X11 4 29 X11 3 30 X11 2 31 X11 1 252 X3 N 77 X2 L1 109 X2 A36 252 X2 N 251 X2 PE 77 X1 L1 S1 77 X1 L1 S1 B1 2 F10 1 PE Tank PE Heater 1 2 3 4 5 6 K1 Y4 3 2 1 G5 77 F1 2 77 F10 B1 251 G11 PE L1 L2 L3 N N PE PE L1 X1 A1 A2 K1 PE X3 NC NO ALARM L1 L2 L3 N PE BK GY BU 1 2 3 9 14 17 100 201 202 203 100 201 BN BU 2 5 PE GNYE 4 5 6 30 31 32 33 34 35 103 105 15 1 W5 GNYE W1 BN W3 7 8 1...

Page 37: ...4 5 6 7 8 9 10 WH BN 11 12 13 14 15 16 W7 COM W4GN COM COM BK BK 15 W16 BN GNYE BU W17 BN BU 300 301 302 Designed by Approved by Approved date Kretsschema JW 2020 03 04 haerik E D C B F A 8 7 6 5 VOLTAGE DETECTION M A B AB 3 C6 3 C6 3 C5 3 C5 3 C5 3 C5 3 C5 3 C5 3 C5 3 C4 3 C3 3 C3 3 C6 3 C6 3 C6 3 C6 3 C7 3 C7 3 2 1 1 C2 1 E2 2 C2 3 A4 3 A4 3 A4 G76 G75 G74 G73 G72 G71 G68 G67 G66 G65 G64 G63 G62...

Page 38: ... PE Tank 162 Ande2 X2 PE 326 K1 6 326 K1 6 5 6 5 6 6 6 5 6 6 6 X22 X23 5 3 1 6 4 2 E15 32 30 33 31 200 201 GNYE 202 204 W8 PE 34 35 E D C B A 8 7 6 5 4 3 1 D3 1 D3 1 C3 1 D3 1 C2 1 C2 1666 W 1666 W 1666 W 1666 W 1666 W 1666 W 29 A2 EL2A 31 A2 EL1A 28 A2 EL2B 30 A2 EL1B 1 6 1 3 6 3 4 6 4 2 6 X11 2 3 6 1 6 4 6 2 6 326 K1 6 326 K1 6 5 6 5 6 6 6 5 6 6 6 5 3 1 6 4 2 E15 32 30 33 31 34 35 6 11 Wiring di...

Page 39: ...G12 G15 G16 G17 G18 G19 G20 G21 G22 G37 G38 G39 G40 G47 G48 B A G SC COM HP B Brown A White G Green SC Screen L N External 230V Common 3 4 5 2 PE WH GN SC 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 W8 1 W10 BN W9 1 W12 W13 W13 300 301 302 E D C B A 1 F4 1 E6 1 E5 1 E4 1 E2 2 C3 1 E7 1 E7 1 E7 1 E6 1 E6 1 E6 1 E6 1 E6 1 E6 1 E6 1 D7 1 D7 1 B8 1 C8 1 C8 M M A B AB M 300 F1 1 111 A2 A15 110 A2 A16 109 A2 A...

Page 40: ...2 G11 B15 Outdoor sensor X2 G12 B18 Primary flow sensor A2 G13 B18 Primary flow sensor A2 G14 B25 DHW sensor A2 G61 B25 DHW sensor A2 G62 B26 Sensor upper hot water tank A2 G71 B26 Sensor upper hot water tank A2 G72 B47 Sensor EHS tank x A2 G67 B47 Sensor EHS tank x A2 G68 B102 Flow switch A2 G35 Green B102 Flow switch A2 G36 Brown B102 Flow switch A2 G41 White B103 Current sensor COMMON x X2 G37 ...

Page 41: ...e control SmartGrid x A2 G34 K25 Flexible remote control SmartGrid x A2 G73 K25 Flexible remote control SmartGrid x A2 G74 M40 Fan X2 G47 G48 Blue yellow COM HP HP A1 Communication heat pump X2 B Brown COM HP HP A1 Communication heat pump X2 A White COM HP HP A1 Communication heat pump X2 G Green COM HP HP A1 Communication heat pump X2 Sc Display setup Y2 Mixing valve 2 x A2 A15 Black Y2 Mixing va...

Page 42: ...42 CTC EcoZenith i360 6 14 Wiring diagram for Expansion card Accessories No Pos EHS External Boiler 1 temp sensor G67 G68 B47 B9 2 valve A27 A28 A29 Y41 Y42 ...

Page 43: ... Designation Terminal block cable G31 Pump bore hole recharging X6 10 PE G31 Pump bore hole recharging X6 11 N E1 Relay external boiler X6 15 L E1 Relay external boiler X6 16 PE E1 Relay external boiler X6 17 N G46 Charging pump X7 18 L G46 Charging pump X7 20 N G46 Charging pump X7 22 PE G50 Circulation pump pool heating X7 33 L G50 Circulation pump pool heating X7 34 PE G50 Circulation pump pool...

Page 44: ...e actual outdoor temperature 6 16 2 Connection of room sensors B11 and B12 The room sensor is fitted at a central point in the house in the most open position possible ideally in a hall between several rooms This is the best position for the sensor to record an average temperature for the house Feed a three core cable minimum 0 5 mm2 between the product and the room sensor Then attach the room sen...

Page 45: ... flow sensor connection B1 B2 When connecting primary flow sensors 1 B1 and 2 B2 fit the primary flow sensor to the primary flow pipe ideally after the circulation pump Free cooling is adjusted using primary flow sensor 2 B2 which then means that heating circuit 2 and cooling cannot be used simultaneously 6 16 5 Return sensor connection for installation without a heat pump When connecting the retu...

Page 46: ...al This allows the phase current to be sensed all the time and compared with the value set for the product s load switch If the current is higher the control unit drops to a lower heat output on the immersion heater If this is insufficient the installed heat pump is also limited When the power drops back below the set value the heat pump and electric heater are reconnected This means that the curr...

Page 47: ... 5045 37 60 5960 43 55 7080 51 50 8450 60 45 10130 72 40 12200 85 5830 35 14770 102 6940 30 18000 123 8310 25 22000 150 10000 20 27100 182 12090 15 33540 224 14690 10 41800 276 17960 5 52400 342 22050 0 66200 428 27280 5 84750 538 33900 10 108000 681 42470 15 139000 868 53410 20 181000 1115 67770 25 238000 1443 86430 30 1883 35 2478 40 3289 6 19 Resistance table for sensor ...

Page 48: ...outer Internet CTC AXS CTC SmartControl wireless sensor Port 2 Network jack ethernet see connection information on following page Define the app MyUplink Yes enables connection to the app MyUplink app CTC Product Router Internet Define Web Yes permits network connection the CTC Remote screen mirror feature and BMS function with remote control via network cable to local network CTC Remote screen mi...

Page 49: ...ll screwdriver in the notch along the top edge 2 Open the ferrite from the packaging clamp around the ethernet cable with the connector 3 Connect the ethernet cable 4 Route the ethernet cable through any hole in the top cover remove rubber grommet if necessary 5 Connect ethernet cable to network port or router To permit and define connectivity refer to the Communication section in the Installer De...

Page 50: ... When your phone tablet is connected to your local network the product can be used with your device s touchscreen in the same way as the product s screen Scan the QR code or enter the address http ctcXXXX main htm where XXXX the last 4 digits of the display serial number E g sn 888800000040 http ctc0040 main htm If you encounter a problem click the link to change the address and QR code The link m...

Page 51: ...the first three months 2 For installation with a heat pump follow the instructions in the heat pump manual 3 Check that all connections are tight 4 Check that the sensor and radiator pump are connected to the power source Check that the connections behind the insulation cap remains tight Remove both insulation caps by pulling carefully on the points marked 5 The backup heating thermostat is factor...

Page 52: ... 7 Brine pump On Auto Auto 10d On Only for liquid to water heat pumps Auto means that the brine pump is automatically in operation at the same time as the heat pump factory setting 10d means that the brine pump is running continuously during the first 10 days in order to assist with bleeding On means that the brine pump is running constantly 8 Specify Type for Heating circuit 1 Choose between Radi...

Page 53: ... heat pump and the heating circuit Draining the tank The product should be disconnected from the power source while it is being drained The draining valve for the low model is situated in the bottom right as viewed from the front behind the product s front panel For the high model the drainage valve is included in the additional pack and the pipe installation engineer chooses where to connect the ...

Page 54: ...ues for the Heating Curve You define the heating curve yourself for your property by setting two values in the product control system This is achieved by selecting the options Inclination or Adjustment under the Installer Settings Radiator system menu Ask your installer to help you set these values It is extremely important to set the heating curve and in some cases unfortunately this process may ...

Page 55: ...urther adjustment is required i If the values set are too low this may mean that the desired room temperature is not being reached You then need to adjust the heating curve as necessary following the method shown above When the basic values have been set more or less correctly the curve can be finely adjusted directly using the Room temp shown on the home menu screen Appropriate Default Values Dur...

Page 56: ...low Temperature Primary Flow Temperature Primary Flow Temperature Outside Temperature Outside Temperature Heating off out Outside Temperature Adjustment The curve can be parallel displaced adjusted by the desired number of degrees to adapt to different systems houses An example Inclination 60 C Adjustment 0 C In this example the maximum outgoing primary flow temperature is set at 55 C The minimum ...

Page 57: ...utomatically at 18ºC as Heating mode is set to Auto Heating mode Auto Auto On Off Auto means automatic On means that the heating is on For systems with a mixing valve and a radiator pump the mixing valve operates to the primary flow setpoint and the radiator pump is on Off means that the heating is switched off For systems with a radiator pump the radiator pump is switched off Heating ext mode Aut...

Page 58: ... pump the pump needs to be set to produce the minimum flow for the heat pump and the building Step 1 Calculate required flow Read the flow required by the heating circuit from the table below The following approximations can be used as a simple rule of thumb 40 45 W m2 for a newer house and 50 60 W m2 for an older house Required power kW New house m2 42 5 W m2 Older house m2 55 W m2 delta 5 degree...

Page 59: ...tem in the following cases If the flow exceeds 0 45 l s If a mixing valve for an EHS tank or external peak needs to be installed and the flow exceeds approx 0 35 l s If the flow in the heating circuit can be closed quickly e g floor heating with no bypass etc A CTC VT 80 volume tank should be installed in the following cases The system volume is less than 20 litres per kW heat pump to achieve good...

Page 60: ...CTC VT 80 is calculated according to the flow below This building requires l s between heat pump and CTC VT 80 This building requires l s to the heating circuit Example House with 11 kW floor heating where an EcoAir 610 is to be installed The heating circuit requires a flow of 0 53 l s External circulation pump G1 is designed for this flow The heat pump requires a flow of 0 21 l s Step 5 Set of PW...

Page 61: ... been in operation and stabilised and as the outdoor temperature gets colder the temperature differential between HPout and HPin should be checked so that the set flow speed is enough For heat pump in product range EcoAir 400 see table in installation instructions for heat pump EcoAir EcoPart 600M series Underfloor heating HPout HPin should not exceed 5 degrees when rps 20 radiators HPout HPin sho...

Page 62: ...ity Pressure kPa Pump curve for PWM signal approx 70 may be suitable for the example below c o m b i n e d p r e s s u r e d i f f e r e n t i a l f o r C T C E c o Z e n i t h i 3 6 0 L a n d v a r i o u s h e a t p u m p s 11 4 Pressure differential for heating medium side Flow speed l s Example for calculating speed pump at required flow 0 25 l s approx 15 kPa pressure differential for EcoZenit...

Page 63: ...system such as floor heating 11 5 2 Electric shut off valve Y47 For background heating in heating circuit 2 where the heating is switched off during the summer in heating circuit 1 an electric shut off valve Y47 may be installed Terminal block A13 is powered during the heating season and not powered in the summer Requires installation of primary flow sensor B1 rad circulation G1 and non return val...

Page 64: ...ver this function cannot be combined with solar system 2 with EcoTank This is because the same circulation pump G46 is used Operation data Diff thermostat function displays the information Status On Off 11 5 7 Pool accessory A pool can be connected to the system using a 3 way valve Y50 A heat exchanger should be fitted to separate the liquids When the pool is heated the 3 way valve Y50 changes dir...

Page 65: ...r coil this means that the heat exchanger F2 pump G32 or non return valve Y11 is not required System 3 System 3 is a system structure with an extra volume called 03 this can be a large extra tank or a pool The greater the water volume the larger the solar collector surface required System 3 is solar heat connected to an external heat source tank EHS tank and an extra buffer tank The system allows ...

Page 66: ...cessed from this menu 12 3 Alarm management The serial number 12 digits can be found behind the magnetic strip This number is needs to be given to the installation engineer and CTC support in the event of a fault report Serial number XXXX XXXX XXXX article group year week sequential number Refer to the troubleshooting table at the end of the installation manual Call your installation engineer in t...

Page 67: ... fire is burning 12 4 1 Setting a room temperature without a room sensor If a room sensor has not been installed this can be selected from the Installer Define Heating Circuit menu the room temperature can be adjusted here A percentage indicates the current position in terms of the setting range 50 denotes default setting the heat can be increased or decreased in variable adjustments from this val...

Page 68: ...installed Installer Settings Heating circuit Room temperature lowered Holiday C Room sensor not installed Installer Settings Heating circuit Primary flow lowered Holiday C The set temperature reduction also applies when using a remote control for night reduction The Night reduction icon in the Heating Cooling menu only appears if a Weekly Program has been defined for the heating circuit in the Ins...

Page 69: ...The value by which the temperature is lowered during the period is set in one of the following menus Room sensor installed Installer Settings Heating circuit Room temperature lowered holiday C Room sensor not installed Installer Settings Heating circuit Primary flow lowered holiday C Holiday reduction is enabled from the time of setting press the plus symbol Up to 300 days can be set i When both N...

Page 70: ...nomy mode from the start If the hot water is deemed insufficient raise to Normal mode and so on 12 5 1 Extra DHW schedule You can use this menu to schedule periods during weekdays when you want extra DHW This schedule is repeated every week The stop temperature for Extra DHW is 60 C factory setting The Weekly Program chapter describes how to set schedules Click the Extra DHW schedule heading to ob...

Page 71: ... controlled function Click the weekly program heading to see a graphical overview of when the weekly program is active during the weekdays 12 7 1 Defining a weekly program In this example a night temperature reduction of heating circuit 1 HC1 is programmed A weekly program must first be defined in the Installer Define Remote control menu Set a weekly program 1 20 in the Program column in the HC1 N...

Page 72: ...gram for Night Reduction the temperature reduction that will apply during the period is specified in C here instead When a temperature is specified setting range 1 to 30 C the status of the row automatically switches to On When setting a SmartGrid schedule the SmartGrid function SG Blocking SG Low price and SG Overcapacity is specified in the Action row The status of the row automatically switches...

Page 73: ...ctor hose Heating circuit Current primary flow temperature 42 C to the house is shown on the left Current return temperature 34 C is shown below Heat pump air to water The air to water heat pump is connected and defined for the circuit The in and out temperatures of the heat pump are shown on the right Heat pump liquid to water The liquid to water heat pump is connected and defined for the circuit...

Page 74: ...s have been fitted to incoming cables in the house If the current sensors mounting devices are not identified only the phase with the highest load is displayed If the current exceeds the main fuse size the boiler automatically switches down a power step to protect the fuses for example when several high consumption appliances are being used in the house Three values are displayed for Current when ...

Page 75: ...ew defined heating circuits Click on a heating circuit to see more detailed operation data in a new menu window Status Heating Shows the operational status of the heating circuit See the table below Primary flow C 42 48 Shows the temperature supplied to the current heating circuit and the setpoint in brackets Return flow C 34 Shows the temperature of the water returning from the heating circuit to...

Page 76: ... brine temperature too low compressor blocked Flow on Flow in the charging coil 12 8 3 Operation data Heat pump air to water Status On Heat pump status see table below Model EcoAir M Shows the heat pump model Compressor 65rps R Shows the compressor speed R stands for Reduced Mode for example during Silent Mode Charge pump On 78 Shows operating status of the charge pump On or Off and the flow in pe...

Page 77: ...ging coil 12 8 4 Operation data Heat pump liquid to water Status On Heat pump status see table below Model EcoPartM Shows the heat pump model Compressor 65rps R On Off rps Shows whether the compressor is operating or not Displays the compressor speed for speed controlled heat pumps R stands for Reduced Mode Charge pump On 50 Shows operating status of the charge pump On or Off and the flow in perce...

Page 78: ...plied to the heating circuit El heat kWh 250 Shows how much additional heat has been used Compressor Energy output kWh 10000 Estimated energy emitted from the heat pump The value is presented only for language choices Norwegian and German The value is not calculated for models CTC GSi 600 CTC EcoPart 600 CTC EcoAir 600 these are given the value 0 Operation time 24 h m 07 26 Shows total operating t...

Page 79: ...n and during additional heat DHW C 45 50 Displays the DHW temperature and setpoint in brackets Capacity 50 Displays the estimated amount of energy remaining for DHW Extra DHW On On means the Extra DHW function is active DHW circulation Off On means the DHW circulation function is active SmartGrid Off The status of the SmartGrid functions for DHW Off SG Low Price SG Overcapacity SG Block is shown h...

Page 80: ... Status On Shows whether charge pump G46 is switched on On Off Temperature C 51 External tank temperature at which charging starts Measured by sensor B46 Target temp C 43 External tank temperature at which charging stops 12 8 7 Operation data Diff thermostat function ...

Page 81: ... menu can also be accessed by clicking the date or time in the upper right corner of the start screen 12 9 1 Setting the time Menu Installer Display Time Time and Date Click on the time symbol Press OK to highlight the first value and use the arrows to set the time and date DST On Active The left value can be set On means the time is adjusted according to Summertime The right value is fixed and sh...

Page 82: ...e alarm sounds Time zone GMT 1 12 14 Set your time zone relative to GMT Lock code 0000 Press OK and use the arrows to set a 4 digit lock code If a lock code is set it is shown as four stars You will be prompted to enter the code when the screen is restarted NB Make a note of the lock code for your own reference when you enter it in the menu for the first time The serial number of the display 12 di...

Page 83: ...mperature supplied to the respective heating circuit Heating mode Auto Auto On Off Switching between heating season and summer mode can take place automatically Auto or a selection can be made here to set the heating to On or Off Auto switching the heating season On and Off carried out automatically On Continuous heating season the radiator pump circulates constantly Off there is no heating the ra...

Page 84: ... equals the set value in the Heating off outdoor C menu for the number of minutes set in the Heating off time menu Inclination C 50 25 85 Inclination means the temperature your property needs at different outdoor temperatures More information about this can be found in the Your home s heating settings chapter The value set in this menu is the outgoing flow temperature to radiators when the outdoor...

Page 85: ... displayed if the room sensor is connected and defined SmartGrid Low price C 1 Off 1 5 Setting to increase inclination adjustment at energy price Low price via SmartGrid Both SmartGrid A and SmartGrid B must be defined in the remote control menu for this menu to be displayed Read more in the Remote Control SmartGrid A B section of the Installer Define chapter SmartGrid Overcapacity C 2 Off 1 5 Set...

Page 86: ...rease After the stepped increase and 10 days at an even temperature the temperature setpoint is reduced to 25 C in daily 5 C stages The final step may be less than 5 C Following the stepped decrease and 1 day at the setpoint of 25 C the value is calculated automatically according to Your home s heating settings Mode 3 In this mode the function starts in Mode 1 followed by Mode 2 and lastly by Your...

Page 87: ...efines the brine temperature at which the compressor will be stopped Only applies to liquid to water heat pumps Tariff HP No No Yes Yes means the function can be activated via remote control Read more in the Def Remote Control section of the Installer Define chapter Tariff HP schedule This menu bar is displayed if a weekly program has been defined for the HP Tariff function For more information re...

Page 88: ...lly this value is displayed in red The value is also displayed in red on installation as Auto adj charge pump has not been run If a value of 100 is reached and displayed in red there is insufficient flow to the heat pump If a value of 25 is reached and displayed in red the flow to the heat pump is higher than optimal Auto adj charge pump This function starts the calculation of the optimal charge p...

Page 89: ...d R1 The heat pump starts and stops at the actual value and setpoint value Only applies to modulating air to water heat pumps Passive cooling brine pump on On On Off Enable Yes if the brine pump should be used for passive cooling Only applies to liquid to water heat pumps Silent mode schedule It is possible to start a weekly program e g during the night with limited compressor speed and fan speed ...

Page 90: ...nutes between the start and stop conditions for the electric heater If the electric heater is started at 500 degree minutes it will be stopped at 450 degree minutes for a setting of 50 Main fuse A 20 10 90 The property s main fuse size is set here This setting and the fitted current sensors ensure the fuses are protected when using appliances which generate temporary power peaks for example cooker...

Page 91: ...o chapter Weekly Program for schedule setting section Def Remote Control in the Installer Define chapter for defining the remote control function SmartGrid block immersion No Yes No For this menu to be displayed define a remote control input for both SmartGrid A and SmartGrid B Yes means the function can be activated via remote control Read more in the Installer Define Remote Control chapter ...

Page 92: ...w the set temperature DHW C 50 38 65 The DHW out temp Add DHW outdoor ºC No 40 40 Additional heating is allowed for hot water charging when the outdoor temperature is equal to or below the set temperature No means that additional heating cannot be used regardless of the outdoor temperature Reset program The current DHW program will be restored to factory settings Start stop diff upper C 5 3 7 This...

Page 93: ...r charging When the heat pump switches from heating to hot water this RPS is used for hot water Run time DHW circ min 4 1 to 90 The length of time that DHW circulation should active during each period Displayed if DHW circulation has been defined in the Installer Define DHW menu Time DHW circ min 15 5 90 Time between periods of DHW circulation Displayed if DHW circulation has been defined in the I...

Page 94: ...ater DHW kW and External boiler Prio DHW tank Time Extra DHW Remote Contr min 0 0 0 0 10 0 The duration of time that extra DHW will be produced for the DHW tank is set here The Extra hot water function is activated via remote control The menu bar is displayed if a normal mode for the external control signal Normally Open NO Normally Closed NC is defined for the function in the Installer Define DHW...

Page 95: ...or B47 The function compares the temperatures in the tanks and when it is warmer in the first tank B46 charging starts to the second tank B47 However this function cannot be combined with the same function in a solar heating system when e g an EcoTank is connected This is because the same outlets and sensors are used for both functions Charge start diff temp C 7 3 30 Here you can set the temperatu...

Page 96: ...rnal boiler tank B9 for the mixing valve to open and emit heat to the system Used to e g avoid condensation in oil boiler Stop diff ºC 5 1 15 Temperature difference compared to desired tank temperature before the mixing valve is allowed to open Hysteresis for Boiler open mixing valve C When the mixing valve has opened the temperature may fall by this amount before the mixing valve closes Start boi...

Page 97: ... ºC 3 Off 1 15 Compensation set point for External Boiler is set these many degrees above the set point for Primary Flow HS1 or DHW or Pool This is in addition to the compensation made for the loss in degree minutes Ext boiler schedule This menu bar is displayed if a Schedule is defined for the Tariff EL function in the Installer Define Remote Control menu For more information refer to chapter Wee...

Page 98: ...e controlled remotely For example the function can be used to turn off cooling with the help of a humidity sensor when there is a risk of condensation This menu bar is displayed if the criteria below are met a remote control input has been defined for the Block Passive Cooling function a normal mode Normally Open NO or Normally Closed NC for the external control signal has been defined Read more i...

Page 99: ...om DNR settings must be made SNTP server Option for custom SNTP server settings Connection speed 100mbit Connection speed is specified here The factory set connection speed is 10 Mbps 12 10 9 2 BMS MB address 1 1 255 Adjustable 1 255 Baud rate 9600 9600 19200 Possible settings 9600 or 19200 Parity Even Even Odd None Possible settings Even Odd or None Stop bit 1 1 2 Possible settings 1 or 2 Modbus ...

Page 100: ...ure that the backup thermostat is switched off Menu Installer Settings Round circulation 12 10 11 Settings Round circulation schedule Round circulation is equipment which an electricity supplier can fit in order to disconnect for a short period of time equipment which draws high current The compressor and electrical output are blocked when Round circulation is active This menu bar is displayed if ...

Page 101: ...tGrid A row For more information refer to chapter Weekly Program for schedule setting chapter Installer Define Remote Control for defining SmartGrid 12 10 13 Save settings Custom settings can be saved to Bank 1 3 and on a USB drive here The USB row is greyed out until the USB drive is installed The rows show the date and time of saved settings Press OK to confirm 12 10 14 Load settings The saved s...

Page 102: ... they are used The Installer Define Remote Control menu defines how the remote control inputs should be activated by specifying one of the following three modes of activation in the Input column of this menu a terminal block K22 K23 on the relay card A2 has power or terminal block K24 K25 is closed There are two 230 V inputs and two low voltage ports See table below wireless accessories in the CTC...

Page 103: ...ngs menu for the heating circuit 3 Setting the heating mode In the example the remote control function Heating mode ext is set to the Off position in the Heating mode ext row This setting is made in the Installer Settings heating circuit menu In this example the normal heating mode is active On When input K24 is closed the multi button in the example generates a control signal the status of the He...

Page 104: ...et in the Heating Cooling menu For more information refer to the Night Reduction Temperature section in the Heating Cooling chapter Heating mode ext HC1 HC2 Off K22 K25 Channel 1A 7B BMS DI0 7 Switching between heating season and summer season can take place at a specific outdoor temperature Auto or heating can be either always On or Off In the Installer Define Remote Control menu specify an Input...

Page 105: ...hapter Menu Installer Define DHW On menu bar Extra DHW the normal mode is specified for the external control signal Normally Open NO or Normally Closed NC Extra DHW Off K22 K25 Channel 1A 7B BMS DI0 7 Upon activation production of extra DHW begins When activation stops extra DHW is produced for a run on time of 30 min The Stop temperature for extra DHW is set in the Installer Settings DHW Tank DHW...

Page 106: ...n order to disconnect for a short period of time equipment which draws high current The compressor and electrical output are blocked when Round circulation is active In the Installer Define Remote Control menu specify an Input for the remote control function In the Installer Settings menu Access function scheduling from the Round circulation row For more information refer to the Round circulation ...

Page 107: ...ircuits heat pumps additional heat passive cooling pool DHW tank upper tank and lower tank The factory set temperature changes setpoints that apply when Low Price mode and Overcapacity mode are activated are shown in brackets below Heating systems 1 2 SmartGrid Low price C room temperature or primary flow temp 1 C SmartGrid Overcapacity C room temperature or primary flow temp 2 C Heat pump SmartGr...

Page 108: ...n is used to block the heat pump during periods when the electricity rate is higher In the Installer Define Remote Control menu specify an Input for the remote control function In the Installer Define Heat Pump menu configure the normal mode for the external control signal Normally Open NO Normally Closed NC in the Tariff HP ext config row In the Installer Settings Heat Pump menu set Tariff HP On ...

Page 109: ... Settings chapter HP Night Mode Off K22 K25 Channel 1A 7B BMS DI0 7 This function can be used to reduce compressor speed and fan speed in order to reduce the noise level Only applies to air to water heat pumps In the Installer Define Remote Control menu specify an Input for the remote control function In the Installer Define Heat Pump menu configure the normal mode for the external control signal ...

Page 110: ... channel must be selected in the row below SmartControl accessories are connected to the system via the Installer Define SmartControl menu Refer to the separate SmartControl Accessories manual HC1 Night reduction ext config None None NO NC This menu defines the Normally Open NO or Normally Closed NC mode for the external control signal when remotely controlling the function For examples of how to ...

Page 111: ...is menu bar is displayed if an Input for remote control is defined for the HP Tariff function in the Installer Define Remote Control menu Silent mode ext config None None NC NO This menu bar is displayed if an Input for remote control is defined for the Silent Mode function in the Installer Define Remote Control menu Menu Installer Define Heat Pump 12 11 4 Def Communication MyUplink No Yes No Sele...

Page 112: ... of the Installer Define chapter 12 11 6 Def Diff Thermostat function Diff Thermostat function No Yes Specify here whether Diff thermostat function is used The differential thermostat function is used if you want to charge your EcoZenith from a water jacketed stove or another heating source However this function cannot be combined with the same function in a solar heating circuit when e g an EcoTa...

Page 113: ...ss is selected CTC s wireless room sensors will connect to the heating circuit Refer to the CTC Wireless Room Sensor manual for information on how to connect these sensors SmartControl SmartControl is a separate series of wireless accessories If SmartControl is selected the connection channel must be selected in the row below These accessories must be connected to the heating circuit via the Insta...

Page 114: ... For more information about the SMS function refer to the Installation and Maintenance Manual for CTC SMS 12 11 10 Def SmartControl SmartControl is a separate series of wireless accessories SmartControl No Yes No If Yes is selected SmartControl accessories can be connected to the heating circuit Refer to the connection procedure in the separate SmartControl Accessories manual 12 11 11 Def Current ...

Page 115: ...l automatic functions are stopped and testing can be performed i When you exit the menu the heat pump returns to normal operation NB This menu is intended for the installer only 12 12 1 1 Test Heating circuit If several heating circuits have been installed they will all be displayed here Rad pump 1 Off On Off Starts and stops the respective radiator pump Mixing valve 1 Close Close Open Opens and c...

Page 116: ... cannot be stopped once it has been started and the defrosting programme will be completed Compressor heat Off Off On Function test compressor heater Drip tray heater Off Off On Function test of the condenser tray heater Heating Cable Off Off On Function test heating cable 4 way valve Y11 Off Off On Function test 4 way valve Y11 Fitted to air to water heat pump 12 12 1 3 Test Valves The following ...

Page 117: ...ows temperature value on sensor in EHS tank Diff thermostat ºC B46 0 ºC Shows temperature value on sensor for diff thermostat tank Boiler temp B9 0 ºC Shows temperature value on sensor in external boiler 12 12 1 6 Test DHW Tap water pump G5 0 0 100 Function test of the tap water pump for hot water DHW circulation pump G40 Off On Off Test of hot water circulation pump Sensor DHW ºC B25 0 ºC Display...

Page 118: ...be displayed at the bottom of the page from when the alarm was triggered for further troubleshooting For alarms related to the heat pump values can be displayed from sensors for pressure HP LP temperature SH Superheating and current I 12 12 3 Alarm dumps Export the alarms displayed in the alarm log to a USB drive A dump can consist of one or more alarms as well as specific values before and after ...

Page 119: ... or the first time after production is started This function speeds up this process 12 12 6 Software update The display software can be updated either via USB drive or online The rows are greyed out until the USB drive is installed or the display is connected to the internet Click OK to confirm the upload The settings are retained during updating but the old values are overwritten by any new facto...

Page 120: ... C Installer Settings Heating circuit Change inclination C Change adjustment when outdoor temperature 0 C Installer Settings Heating circuit Change adjustment C Incorrect temperature Install room sensor Temperature reduction activated in error Change on touchscreen Installer Settings Heating circuit or Room temp Night reduction or Holiday Heat source out of order Make sure the heat pump or other h...

Page 121: ...e the system pressure to 2 5 bar by filling the radiator system then test the safety valve water and air pockets are released Cold water from the building mixer is leaking back Causes dilution of hot water Test the kitchen mixer on full heat switch off and then open the tap in the shower bathroom straight away If the hot water pipe under the kitchen mixer cools down quickly it is leaking cold wate...

Page 122: ...lements are limited to 6 kW for 2 hours after being switched on This message appears if more than 6 kW are required during the product s first 2 hours of operation This is applicable after a power outage or a new installation I013 Start delay The compressor is not allowed to start too quickly after it has stopped The delay is usually at least 10 minutes I014 Drying period active d Indicates that t...

Page 123: ...switch has been triggered Press reset and check whether the alarm recurs If the fault recurs contact your installer E040 Low brine flow Low brine flow is often caused by air in the collector system especially immediately following installation Collectors which are too long can also be a cause Press reset and check whether the alarm recurs Also check the brine filter that has been installed If the ...

Page 124: ...ion gas sensor E036 High pressure sensor E043 Low pressure sensor E057 Motor protect high curr High current into the compressor has been detected Press reset and check whether the alarm recurs If the fault recurs contact your installer E058 Motor protect low curr Low current into the compressor has been detected Press reset and check whether the alarm recurs If the fault recurs contact your instal...

Page 125: ...mode Off 1 3 Off Drying period temp C 25 25 55 Heat pump Compressor Blocked Permitted Brine pump on CTC EcoPart Auto 10d On Stop at outdoor temp C EcoAir 22 22 10 Tariff HP Off On Smart blocking HP Off On Start at degree minute 60 900 30 HS DHW time sec 120 30 240 Max rps 100 50 120 80 Max rps warm temp 50 50 100 Ext silent mode rps 50 20 100 Cold temp limit 0 15 0 Warm temp limit 20 0 20 Electric...

Page 126: ...HW outdoor ºC No 40 40 Passive cooling Common Heating and Cooling Yes No Yes Condense secured No No Yes Room temp passive cooling 25 0 18 0 30 0 Smart low price C 1 0 5 Off Smart over capacity 2 0 5 Off Ext Blocking NONE NO NC Diff thermostat function Charge start diff temp ºC 7 3 30 Charge stop diff temp ºC 3 2 30 Charge temperature ºC 60 10 80 External heat source Charge start C 70 20 90 Start s...

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Page 132: ...Enertech AB P O Box 309 SE 341 26 Ljungby Sweden www ctc se www ctc heating com 162 505 77 1 2020 09 15 ...

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