CTC Union EcoZenith i350 H Installation And Maintenance Manual Download Page 9

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CTC EcoZenith i350

1 heating circuit

1 compatible CTC EcoAir heat pump

CTC EcoZenith i350

1 heating circuit

1 compatible CTC EcoPart heat pump

3.2

Options for CTC EcoZenith i350

* 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 high heating needs or for systems with a high pressure differential.

See section System adjustments.

3.1

Compatible heat pumps

CTC EcoAir 500M series
speed-controlled air-to-water

• CTC EcoAir 510M

• CTC EcoAir 520M

CTC EcoAir 400 series
air-to-water

• CTC EcoAir 406

• CTC EcoAir 408

CTC EcoPart 400 series
fluid-to-water

• CTC EcoPart 406

• CTC EcoPart 408

• CTC EcoPart 410

• CTC EcoPart 412

3.3

Basic installation of CTC EcoZenith i350

Ecodesign information and energy labelling stickers on the current combination (current package) can be retrieved/

downloaded from

www.ctc.se/ecodesign

Information and energy labelling stickers must be handed over to the final consumer for the package in question.

Summary of Contents for EcoZenith i350 H

Page 1: ...sustainable energy solutions worldwide Installation and Maintenance Manual CTC EcoZenith i350 Indoor module with heat pump control 162 205 22 2 2017 11 14 IMPORTANT READ CAREFULLY BEFORE USE KEEP FOR...

Page 2: ...e in the system temporarily to approx 2 bar An automatic bleeder supplied as standard for this product must always be fitted to the product s expansion connection placed on the top of the product Impo...

Page 3: ...start____________________________________________________________ 44 8 Operation and Maintenance______________________________ 46 9 Your home s heating settings____________________________ 48 9 1 Adj...

Page 4: ...4 CTC EcoZenith i350...

Page 5: ...he product s electrical systems should only be installed and serviced by a qualified electrician Safety valve check Safety valve for boiler system to be checked regularly The product must not be start...

Page 6: ...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...

Page 7: ...re differential diagram in section System adjustment See pressure differential diagram in section System adjustment See pressure differential diagram in section System adjustment See pressure differen...

Page 8: ...immersion heater helps when additional heat is needed or when a heat pump is not connected 3 2 5 7 8 18 4 11 12 1 9 19 17 10 14 13 6 1 solenoid filter valve 3 automatic bleeder 2 filling valve 4 mano...

Page 9: ...ferential See section System adjustments 3 1 Compatible heat pumps CTC EcoAir 500M series speed controlled air to water CTC EcoAir 510M CTC EcoAir 520M CTC EcoAir 400 series air to water CTC EcoAir 40...

Page 10: ...1 1 4 Support sleeve 22x1 4 5 4 4 5 Filter ball valve with magnet 1 1 1 1 6 Dirt filter 3 4 int 0 4 mm 1 1 1 1 7 Current sensor 3 3 0 3 8 Manifold 1 1 1 1 9 Automatic vent valve 1 1 1 1 10 Bushing 3...

Page 11: ...t damage to the carrier Place the product on a solid foundation preferably made of concrete If the product needs to be placed on a soft carpet base plates must be placed under the adjustable feet Reme...

Page 12: ...to adjust the pre pressure in the expansion tank and check the pipe connectors before first start the front must be dismantled by loosening two screws on the top of the front plate and lifting the fr...

Page 13: ...EcoZenith i350 MP CTC 5 2 Schematic diagram basic installation of CTC EcoZenith i350 for fluid to water heat pump CTC EcoZenith i350 1 heating circuit 1 compatible heat pump in the EcoPart 400 series...

Page 14: ...systems may look different e g a one or two pipe system which means that the finished installation may be different MP M M M M Y47 G2 Y2 Y50 G51 B50 B12 Y42 Y41 B9 B46 G46 Y11 G1 B1 B7 B2 B11 B15 B12...

Page 15: ...46 G46 Y11 Y11 G32 G31 M mixing valve M diverting valve M control valve M solenoid valve non return valve M shut off valve M sensor M pump M dirt ilter M pressure sensor M safety valve level vessel ex...

Page 16: ...ly 2 with non return valve Install filling valve 3 Install hot water pipe from tank 4 Check function flush NB To facilitate servicing it is important to fit shut off valves to both the primary flow an...

Page 17: ...nstall pipe for radiator system Radiator system 5 6 1 Install primary low with shut off valve 5 6 2 Install return line 4 6 1 primary flow to radiator system 4 6 2 return to radiator system diverting...

Page 18: ...the installations must have separate expansion vessels Maximum height H m Pre pressure bar System pressure bar Maximum volume in the heating circuit excluding product L 5 0 5 0 8 310 10 1 0 1 3 219 15...

Page 19: ...pe from the heat pump Install any adjustable bypass coupling past the heat pump for electrical operation only without a heat pump bypass coupling is performed 4 7 1 to heat pump solenoid filter ball v...

Page 20: ...pen 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 vent valve and manometer Components and a...

Page 21: ...ing valve and ill the heating circuit 5 9 2 Turn the safety valve to release air more quickly when illing close the illing valve once the system is full 5 9 3 Check the manometer for a illed cold syst...

Page 22: ...ing section 5 10 Bleed the entire system Bleed the system 5 10 1 Bleed the CTC EcoZenith i350 valve using the safety valve make sure also that the screw for the automatic vent valve has been activated...

Page 23: ...oving bolted covers hoods or similar Never jeopardise safety by deactivating safety equipment Damaged feed cables must be replaced by the manufacturer or a qualified service engineer in order to avoid...

Page 24: ...lding the product still needs to be fitted with its own residual current device Max thermostat If the product has been stored in an extremely cold place the max thermostat may have been triggered It c...

Page 25: ...pe installation engineer Connect factory fitted feed cable Connect to terminal block X2 Connect to terminal block X2 Connect to terminal block X2 Connect external power supply to heat pump Check and s...

Page 26: ...iler A2 or A3 B9 Y42 E1 Diff thermostat function A3 B46 G46 Pool A3 B50 G51 Y50 Solar Energy A3 B30 B31 G30 Y30 Solar energy bore hole charging A3 G31 Y31 Solar energy intermediate heat exchanger A3 G...

Page 27: ...27 CTC EcoZenith i350...

Page 28: ...elay additional heating F1 Automatic circuit breaker F2 Automatic circuit breaker F10 Max thermostat G1 Radiator pump 1 G2 Radiator pump 2 G5 Circulation pump for hot water heat exchanger G11 Charge p...

Page 29: ...29 CTC EcoZenith i350...

Page 30: ...30 CTC EcoZenith i350 X2 6 4 Wiring diagram CTC EcoZenith i350 3x400V...

Page 31: ...EcoZenith i350 Connections for option Connect option for extra functions Option No EHS Ext Boiler temp sensor valve Accessories No Pos EHS Ext Boiler 1 temp sensor G67 G68 B47 B9 2 valve A27 A28 A29 Y...

Page 32: ...32 CTC EcoZenith i350 X2 6 5 Wiring diagram CTC EcoZenith i350 1x230V...

Page 33: ...3 CTC EcoZenith i350 Connections for option Connect option for extra functions Option No EHS Ext Boiler valve Accessories No Pos EHS Ext Boiler 1 temp sensor G67 G68 B47 B9 2 valve A27 A28 A29 Y41 Y42...

Page 34: ...34 CTC EcoZenith i350 X2 6 6 Wiring diagram CTC EcoZenith i350 3x230V...

Page 35: ...5 CTC EcoZenith i350 Connections for option Connect option for extra functions Option No EHS Ext Boiler valve Accessories No Pos EHS Ext Boiler 1 temp sensor G67 G68 B47 B9 2 valve A27 A28 A29 Y41 Y42...

Page 36: ...G11 B15 Outdoor sensor X2 G12 B18 Primary flow sensor A2 G13 B18 Primary flow sensor A2 G14 B25 DHW A2 G61 B25 DHW A2 G62 B26 Sensor upper hot water tank A2 G71 B26 Sensor upper hot water tank A2 G72...

Page 37: ...Smart Grid x A2 A24 K24 Flexible remote control Smart Grid x A2 G33 K24 Flexible remote control Smart Grid x A2 G34 K25 Flexible remote control Smart Grid x A2 G73 K25 Flexible remote control Smart Gr...

Page 38: ...38 CTC EcoZenith i350 Accessories No Pos EHS Ext Boiler 1 temp sensor G67 G68 B47 B9 2 valve A27 A28 A29 Y41 Y42 6 8 Wiring diagram for expansion card...

Page 39: ...re hole recharging X6 8 L 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...

Page 40: ...affected by factors other than the actual outdoor temperature 6 10 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 possibl...

Page 41: ...ry 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 The cooling is adjusted using...

Page 42: ...is insufficient the installed heat pump is also limited When the power drops back below the set value the heat pump and immersion heater are reconnected This means that the current sensors along with...

Page 43: ...5 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 6...

Page 44: ...t 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...

Page 45: ...option to permit the compressor if a heat pump is installed and the collector system is ready When the compressor is started for the irst time a check is automatically carried out to ensure that it i...

Page 46: ...the manometer shows that the system pressure is too low Operation stop The product is turned off using the omnipolar switch If there is a risk of the water freezing all the water should be drained fro...

Page 47: ...tly by manually turning the control Check that there is water and not air coming out of the waste pipe if air is coming out then the tank will need to be bled Open the screw on the automatic bleeder f...

Page 48: ...e house is Adjustment of default values for the heating curve You define the heating curve for your property yourself by setting two values in the product control system You can do this in the menu In...

Page 49: ...rease the Adjustment value by a couple of degrees Wait 24 hours to see if any further adjustment is required Adjustment if it is too warm indoors If the outdoor temperature is lower than zero degrees...

Page 50: ...The gradient of the curve shows the temperatures that the radiators require at different outdoor temperatures Inclination The inclination value that is set is the primary flow temperature when the out...

Page 51: ...in Automatic or remote controlled summer period The factory setting causes summer to commence automatically at 18 C as Heating mode is set to Auto Heating mode Auto Auto On Off Auto means automatic On...

Page 52: ...be changed in the display under Installer Settings Heating circuit Charge pump If the products do not work effectively or if the heat in the radiator system is uneven because the flow is too low the c...

Page 53: ...CTC VT 80 volume tank If the system has a high pressure differential a volume tank may be required If the required flow is greater than 0 45 l s this accessory should be installed A CTC VT 80 volume...

Page 54: ...EcoPart 412 0 28 l s 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 510 is to be in...

Page 55: ...1 Str m A 4 0 10 2 Pump curve for heating medium system circulation pump 10 3 Flow check Once the system has been in operation and stabilised and as the outdoor temperature gets colder the temperatur...

Page 56: ...EcoZenith i350 EcoAir 510M 0 25 l s EcoAir 520M 12m 10m 8m 6m 4m 2m Pressure kPa 10 4 Pressure differential for heating medium side The diagram below shows the total pressure differential for CTC Eco...

Page 57: ...circuit even if the heat pump is producing hot water or heating the pool Define radiator pump with the touchscreen Installer Define Define radiator pump G1 Yes Connection options with equalisation tan...

Page 58: ...at enough and the temperature is high enough B9 the mixing valve Y42 opens to the external boiler Both the compressor in the heat pump and the immersion heater can be used at the same time as the exte...

Page 59: ...warmer than B42 Buffer tank without coil Charging stops when there is a difference of 3 C between B31 B30 or when the charge temperature is reached Buffer tank with coil For a tank with a solar coil...

Page 60: ...stem Operation data Stored oper data Compressor Heating circuit Stored oper data Installer Time Language Settings Define system Service Software display PCB 20120205 Software HP PCB 20120125 Night red...

Page 61: ...peration time h 14196 Max primary flow C 51 Electric Heating kWh 20 Compressor Total operation time 1540 Stored oper data Compressor Compressor On Charge pump On 47 Brine pump Fan On HP in out C 35 5...

Page 62: ...heating circuit 1 If heating circuit 1 is defined the current room temperature is displayed here 2 Room temperature heating circuit 2 If heating circuit 2 is defined the current room temperature is di...

Page 63: ...thout a room sensor If a room sensor has not been installed selected in the Settings menu you adjust the room temperature using this option which displays the setting range as a percentage If this ran...

Page 64: ...at home at weekends i The value by which the temperature is reduced Room temp reduced C is set under Installer Settings Heating circuit Factory setting 2 C i Reducing a heat pump s temperature at nig...

Page 65: ...es using the Weekly program function which is recommended The example above shows that Extra DHW is set to On for 3 5 hours 11 5 1 Weekly program DHW You can use this menu to schedule periods during w...

Page 66: ...yed to the right of the heat pump 34 C Brine in CTC EcoPart only The current temperature of the brine from the collector to CTC EcoPart is displayed at the top left of the EcoPart 2 C Brine return CTC...

Page 67: ...hows current heat loss in degree minutes Electric power kW Shows the output from the immersion heater 0 to 11 9 kW Current L1 L2 L3 Shows the system s total current consumption at the various phases L...

Page 68: ...ax primary flow C 51 Electric Heating kWh 20 Compressor Total operation time 1540 Stored oper data Diff func Pump C Off On 30 Differential thermostat function Shows whether the charge pump from the ex...

Page 69: ...ressor On Off 65 rps Shows whether the compressor is operating or not as well as showing the compressor speed in rps revolutions per second Speed is only shown for the inverter controlled heat pumps C...

Page 70: ...e 2 This indicates whether the mixing valve increases opens or reduces closes the heat supplied to heating circuit 2 11 6 5 Stored oper data This displays the heating circuit s operation data for the...

Page 71: ...k s bottom temperature Pump solar panel G30 The speed of the solar panel s charge pump is shown here or Off Pump heatexchanger G32 If the intermediate heat exchanger is used the speed of the charge pu...

Page 72: ...mulated Status Heating Not heating Status Shows whether the solar collector is heating or not Charging EHS tank Charging EcoTank Charging X volume Charging bore hole Status Shows whether EHS tank EcoT...

Page 73: ...guage You use this to set the date and time The clock saves the settings in the event of a power cut Summer winter time is changed automatically Time settings Press Time When a green box appears aroun...

Page 74: ...kground heating during the summer in the basement or underfloor heating coils e g in the bathroom The heating in other parts of your property should then be switched off using thermostatic radiator va...

Page 75: ...f out C 18 10 to 30 Outdoor temperature limit at which the house no longer requires heating The radiator pump stops The radiator pump G2 is activated daily for a short period to reduce the risk of jam...

Page 76: ...e message Low room temperature alarm is displayed Smart low price C 1 Off 1 to 5 Setting to increase adjustment at low energy price via Smart Grid Find out more in the section entitled Define Remote c...

Page 77: ...Stepped decrease 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...

Page 78: ...e compressor is no longer permitted to operate EcoAir 400 EcoAir 500M Brine pump on Auto 10d On After installation is complete you can choose to run the brine pump G20 constantly for 10 days to remove...

Page 79: ...t mode is active NB The maximum output of the heat pump will fall and the need to add heat may increase Timer silent mode This menu shows scheduled weekday periods when silent mode noise reduction sho...

Page 80: ...e 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 cookers ovens...

Page 81: ...stallation of an expansion card accessory A3 Run time DHW circ 4 1 to 90 The length of time minutes that domestic hot water circulation should take place during each period Applies if DHW circulation...

Page 82: ...rt can be selected Press OK to open the settings menu for the selected DHW program Charge start 60 No 50 90 Value Charge start 60 means that hot water charging is allowed to start when the amount of h...

Page 83: ...ormation see the instructions for EcoComfort Condense Secured No No Yes If a condense pipe for the system has been secured significantly lower temperatures are permitted at various points in the syste...

Page 84: ...ere If the solar panel sensor cannot can be installed in such a way that the actual panel temperature can be detected the charge pump needs to run for a while for the panel s fluid to have an effect o...

Page 85: ...at is dumped 1 in the bore hole if there is bore hole recharging and 2 then in the tanks up to their maximum permitted temperature When the temperature in the solar panel goes above 120 C the circulat...

Page 86: ...rging stops once the set temperature has been reached Maximum tank temp C 70 60 to 125 If the solar panel temperature exceeds max panel temp energy is allowed to be transferred to the panel up to this...

Page 87: ...tures but it can also charge the bore hole with energy Charge start diff temp C 60 3 to 120 Here you can set the temperature difference at which charging of the bore hole should start The solar panel...

Page 88: ...unction 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 s...

Page 89: ...during pool heating When the heat pump switches from heating to pool this RPS is used for pool heating When the need for energy is low e g during the summer the power for pool heating can be increase...

Page 90: ...to the system Ext boiler diff C 5 1 to 15 Temperature difference compared to desired tank temperature before the mixing valve is allowed to open Start boiler degree minute 300 900 to 30 For the shunt...

Page 91: ...sensor In such a case SmartControl must be selected from the Typemenu For CTC SmartControl functionality and settings please refer to the relevant manual Define system Heating circuit 1 Heating circu...

Page 92: ...selecting whether cooling is installed See the CTC EcoComfort manual for more information 11 18 3 Def Solar panels accessory Solar panels used No No Yes Specify here whether solar panels are used Rec...

Page 93: ...uit External heating source No Yes No 11 18 9 Define External boiler External boiler No Yes No Specify here whether an external boiler is connected to the heating circuit Map to relay A3 A3 A2 The boi...

Page 94: ...externally Designation Terminal block position Connection type K22 A14 A25 230 V K23 A24 A25 230 V K24 G33 G34 Potential free input K25 G73 G74 Potential free input NB CTC Enertech AB is NOT responsib...

Page 95: ...when the electricity tariff is high Night reduction Night reduction means that you reduce the temperature indoors during scheduled periods for example at night or when you are at work Ripple control...

Page 96: ...rcapacity The heat pump and immersion heater can also be blocked in a way similar to Ripple control Vent Reduced Vent Boost Vent Custom Vent Leave Once the CTC EcoVent 20 ventilation product has been...

Page 97: ...ample factory set low price 1 C increase in temperature Example factory set overcapacity 2 C increase in temperature The following can be controlled Room temperature i heating systems 1 2 Primary flow...

Page 98: ...heat pump and immersion heater Smart blocking HP No Yes No Blocks heat pump Installer Settings Heat pump Smart blocking immersion heater No Yes No Blocks immersion heater Installer Settings Electric...

Page 99: ...en the menu is activated all the product s functions stop Each component can then be tested separately or together All control functions are shut off The only protection against incorrect operation ar...

Page 100: ...ut on the flow conditioner Y21 Test of flow to hot water or to the heating circuit HC Heating Circuit DHW Domestic Hot Water Dan Ees Sven Deuts Test Heat pump HP Compr Off HP Brine p Off HP Charge p 0...

Page 101: ...on pump to solar panel 1 Heat exchanger pump G32 0 0 to 100 Function test of circulation pump to intermediate exchanger Bedrock Y31 G31 Tank Tank Bedrock Function test of diverting valve and circulati...

Page 102: ...ows temperature value on sensor for diff thermostat tank Boiler temp B9 Shows temperature value on sensor in external boiler External Pump G46 Off Mixing valve Y41 Mixing valve Y42 Ext Boiler Off Temp...

Page 103: ...ent Testing the CTC EcoVent ventilation product For more information please refer to the CTC EcoVent manual Alarm log HP You can use this to read information about the latest alarms The latest alarm i...

Page 104: ...oduct after software update Several minutes may pass before the display communicates clearly after restart Write log to USB This is only for service engineers This function can be used to save logged...

Page 105: ...105 CTC EcoZenith i350...

Page 106: ...ettings 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...

Page 107: ...m 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...

Page 108: ...riff has switched off the immersion heater I011 Ripple control Indicates that ripple control is active Ripple control is a device which can be fitted by an electricity supplier in order to disconnect...

Page 109: ...by pressing the Reset Alarm button on the display If several alarms are triggered they are displayed one after the other A persisting fault must first be rectified before it can be reset Some alarms...

Page 110: ...on temperature is high Press reset and check whether the alarm recurs If the fault recurs contact your installer E047 Stop low suct gas exp valve This message appears when the suction gas temperature...

Page 111: ...ecurs If the fault recurs contact your installer E061 Max thermostat This alarm message appears if the product becomes too hot During installation make sure the max thermostat F10 has not been trigger...

Page 112: ...e pump 90 25 100 Drying period 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...

Page 113: ...m temp cooling 25 0 18 0 30 0 Smart low price C 1 0 5 Off Smart over capacity 2 0 5 Off Diff thermostat function Charge start diff temp C 7 3 30 Charge stop diff temp C 3 2 30 Charge temperature C 60...

Page 114: ...mixing valve C 70 20 90 Map to relay A2 A2 A3 Tariff add heat Off Off On Ext boiler diff C 5 1 15 Start boiler degree minute 300 900 30 Priority DHW tank Low Low High Smart block boiler Off Off On Ta...

Page 115: ......

Page 116: ...Enertech AB P O Box 309 SE 341 26 Ljungby Sweden www ctc se www ctc heating com 162 205 22 2 2017 11 14...

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CTC Union EcoZenith i350 H, Installation And Maintenance Manual

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