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Installer reference guide

ROTEX HPSU low temperature Bi‑bloc

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Installer reference guide

ROTEX HPSU low temperature Bi‑bloc

RRLQ004-006-008CA
RHBH/X04+08CB

Содержание RHBH04CB3V

Страница 1: ...Installer reference guide ROTEX HPSU low temperature Bi bloc English Installer reference guide ROTEX HPSU low temperature Bi bloc RRLQ004 006 008CA RHBH X04 08CB...

Страница 2: ...24 6 4 Preparing water piping 24 6 4 1 Water circuit requirements 24 6 4 2 Formula to calculate the expansion vessel pre pressure 25 6 4 3 To check the water volume and flow rate 25 6 4 4 Changing th...

Страница 3: ...mum flow rate 74 9 4 2 Air purge function 74 9 4 3 To perform a test run 75 9 4 4 To perform an actuator test run 75 9 4 5 Underfloor heating screed dryout 75 10 Hand over to the user 76 11 Maintenanc...

Страница 4: ...TION Do NOT touch the air inlet or aluminium fins of the unit NOTICE Do NOT place any objects or equipment on top of the unit Do NOT sit climb or stand on the unit NOTICE Works executed on the outdoor...

Страница 5: ...e cylinder is marked with Liquid filling siphon attached Charge with the cylinder upright A siphon tube is NOT present Charge with the cylinder upside down Open refrigerant cylinders slowly Charge the...

Страница 6: ...applicable if the power supply is three phase and the compressor has an ON OFF starting method If there exists the possibility of reversed phase after a momentary black out and the power goes on and o...

Страница 7: ...r unit are delivered on site It contains information about Unpacking and handling the units Removing the accessories from the units Keep the following in mind At delivery the unit must be checked for...

Страница 8: ...l safety precautions the indoor unit installation manual the operation manual and the addendum book for optional equipment are located in the upper part of the box Follow the procedure below to remove...

Страница 9: ...A The drain pan heater is required to avoid freezing up of the drain pan It is recommended to install this option in colder regions with possible low ambient temperatures or heavy snowfall For install...

Страница 10: ...d system behaviour For installation instructions see the installation manual of the remote outdoor sensor PC configurator EKPCCAB The PC cable makes a connection between the switch box of the indoor u...

Страница 11: ...2 1 Single room Under floor heating or radiators Wired room thermostat Setup B A a A Main leaving water temperature zone B One single room a User interface used as room thermostat The under floor heat...

Страница 12: ...om the remote controller of the heat pump convectors Configuration Setting Value Unit temperature control A 2 1 7 Code C 07 1 Ext RT control Unit operation is decided by the external thermostat Settin...

Страница 13: ...nit The room temperature of the main room is controlled by the user interface used as thermostat A thermostatic valve is installed before the under floor heating in each of the other rooms INFORMATION...

Страница 14: ...ernal room thermostat b Remote controller of the heat pump convectors For each room with heat pump convectors The heat pump convectors are directly connected to the indoor unit For each room with unde...

Страница 15: ...signals of each heat pump convector are connected in parallel to the digital input on the indoor unit X2M 1 and X2M 4 The indoor unit will only supply the desired additional leaving water temperature...

Страница 16: ...perature set via the user interface When weather dependent operation is active the water temperature is determined automatically depending on the outdoor temperature During heating operation of the au...

Страница 17: ...can be An outdoor temperature thermostat An electricity tariff contact A manually operated contact Setup Connect the following field wiring L N H Com A K2A K1A X2M BTI K2A K1A Indoor Auto Boiler 1 2 3...

Страница 18: ...ume How many showers are needed per day 1 shower 10 min 10 l min 100 l How many baths are needed per day 1 bath 150 l How much water is needed at the kitchen sink per day 1 sink 2 min 5 l min 10 l Are...

Страница 19: ...ater if applicable in the domestic hot water tank Setup and configuration No additional equipment needed Only in case a booster heater is present in the system measure its capacity resistance measurem...

Страница 20: ...neral rule Power meter 1 Measures the outdoor unit Power meter 2 Measures the rest i e indoor unit backup heater and optional booster heater Setup Connect power meter 1 to X5M 7 and X5M 8 Connect powe...

Страница 21: ...management system a Power limitation activation 4 digital inputs b Backup heater c Booster heater Pi t DI4 DI3 DI1 a b Pi Power input t Time DI Digital inputs power limitation levels a Power limitati...

Страница 22: ...in the automatic heating cooling changeover logic To protect the outdoor unit the internal sensor of the outdoor unit is always used 6 Preparation 6 1 Overview Preparation This chapter describes what...

Страница 23: ...25 C in heating mode 6 2 2 Additional installation site requirements of the outdoor unit in cold climates Protect the outdoor unit against direct snowfall and take care that the outdoor unit is NEVER...

Страница 24: ...thickness of the insulation materials should be at least 20 mm to prevent condensation on the surface of the insulation 6 4 Preparing water piping 6 4 1 Water circuit requirements INFORMATION Also rea...

Страница 25: ...ent galvanic corrosion Valve Separating circuits When using a 3 way valve in the water circuit make sure that the domestic hot water circuit and the floor heating circuit is fully separated Valve Chan...

Страница 26: ...the following Increase the pre pressure according to the required installation height difference The pre pressure should increase by 0 1 bar for each metre above 7 m Check if the water volume does NO...

Страница 27: ...r fire Do NOT install a phase advancing capacitor because this unit is equipped with an inverter A phase advancing capacitor will reduce performance and may cause accidents WARNING All wiring must be...

Страница 28: ...heater and booster heater b Backup heater c Indoor unit d Domestic hot water tank e Booster heater Item Description Wires Maximum running current Outdoor unit and indoor unit power supply 1 Power supp...

Страница 29: ...e unit Example When connecting the refrigerant piping When connecting the electrical wiring When maintaining or servicing the unit DANGER RISK OF ELECTROCUTION Do NOT leave the unit unattended when th...

Страница 30: ...per protruding part of the bolts is 15 mm 283 5 8 0 1 0 0 mm 1 0 0 300 In any case provide at least 300 mm of free space below the unit Additionally make sure the unit is positioned at least 100 mm ab...

Страница 31: ...the unit Avoid drain water flowing over the footpath so that it does not become slippery in case of ambient freezing temperatures If you install the unit on a frame install a waterproof plate within 1...

Страница 32: ...4 2 Precautions when mounting the indoor unit INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation 7 4 3 To install the indoor unit C...

Страница 33: ...to guarantee its lifetime The drying material may dissolve and damage the system NOTICE Take the following precautions on refrigerant piping into account Avoid anything but the designated refrigerant...

Страница 34: ...sure the flare nut is fitted 7 5 6 To braze the pipe end The indoor unit and outdoor unit have flare connections Connect both ends without brazing If brazing should be needed take the following into...

Страница 35: ...tem Tightening torque N m Service port cap 11 5 13 9 7 5 8 To connect the refrigerant piping to the outdoor unit 1 Connect the liquid refrigerant connection from the indoor unit to the liquid stop val...

Страница 36: ...rass flare nut and the copper flare 1 Charge the system with nitrogen gas up to a gauge pressure of at least 200 kPa 2 bar It is recommended to pressurize to 3000 kPa 30 bar in order to detect small l...

Страница 37: ...ength is the one way length of liquid piping 7 7 4 To determine the complete recharge amount INFORMATION If a complete recharge is necessary the total refrigerant charge is the factory refrigerant cha...

Страница 38: ...t connection of the domestic hot water cylinder To avoid back siphonage it is recommended to install a non return valve on the water inlet of the domestic hot water tank in accordance with the applica...

Страница 39: ...changeover to an external heat source 13 Connecting the power consumption digital inputs 14 Connecting the safety thermostat 7 9 2 About electrical compliance Only for indoor units See 7 9 8 To conne...

Страница 40: ...inputs field supply Outdoor ambient temperature sensor option Electrical meters field supply Safety thermostat field supply b High voltage power supply Interconnection cable Normal kWh rate power supp...

Страница 41: ...es according to the applicable legislation CAUTION To guarantee the unit is completely earthed always connect the backup heater power supply and the earth cable The backup heater capacity can vary dep...

Страница 42: ...of the backup heater miswiring is possible To detect possible miswiring it is highly recommended to measure the resistance value of the heater elements Depending on the different backup heater types...

Страница 43: ...4A 4B 4C or 4D 5 Reinstall the faceplate onto the wallplate Be careful NOT to pinch the wiring when attaching the frontplate to the unit a The main user interface is required for operation but has to...

Страница 44: ...put cable to the appropriate terminals as shown in the illustration below X1M X2M 29 X1M YC Y1 Y2 Y3 Y4 A4P X2M a a Installation of EKRP1HB is required 2 Fix the cable with cable ties to the cable tie...

Страница 45: ...ion cable d Liquid pipe e Liquid pipe insulation f Finishing tape 2 Install the service cover 7 10 2 To close the outdoor unit 1 Close the switch box cover 2 Close the service cover NOTICE When closin...

Страница 46: ...ler settings Overview settings To set the user permission level to Installer 1 Set the user permission level to Adv end user 2 Go to 6 4 Information User permission level 3 Press for more than 4 secon...

Страница 47: ...he other user interface will be overwritten Receive data the user interface you are operating does NOT contain the correct data and the data on the other user interface will be used to overwrite 6 The...

Страница 48: ...400 V 9W 5 3PN 1 1 2 9 kW 3N 400 V 9W Relay setting Relay setting Backup heater operation If backup heater step 1 is active If backup heater step 2 is active 1 1 2 Relay 1 ON Relays 1 2 ON 1 2 Relay...

Страница 49: ...b c d b c a Space heating cooling control user interface b OFF c On d Pump operation continued Code Description A 2 1 9 F 0D continuation 1 Sample default The pump is ON when there is heating or cooli...

Страница 50: ...e field supply f Shower field supply g Cold water INFORMATION The correct domestic hot water default settings becomes only applicable when domestic hot water operation is activated E 05 1 Thermostats...

Страница 51: ...Normally closed The alarm output will NOT be powered when an alarm occurs See also table below Alarm output logic Code Description A 2 2 6 4 F 04 Bottom plate heater Only applicable for RHBH X11 16 a...

Страница 52: ...described in this chapter The weather dependent installer settings define the parameters for the weather dependent operation of the unit When weather dependent operation is active the water temperatu...

Страница 53: ...temperature equals or drops below the low ambient temperature 9 03 C 9 02 C default 22 C Note This value should be higher than 1 09 as for low outdoor temperatures less cold water suffices 1 09 Desire...

Страница 54: ...d Leaving water temperature Delta T source Temperature difference for entering and leaving water The unit is designed to support under floor loops operation The recommended leaving water temperature s...

Страница 55: ...setting can compensate for a slow or a quick heating cooling system during the heat up cool down cycle Note The setting of the emitter type will influence the maximum modulation of the desired leavin...

Страница 56: ...ult 33 C 7 4 2 3 8 07 Comfort cooling 9 03 C 9 02 C default 18 C Code Description 7 4 2 4 8 08 Eco cooling 9 03 C 9 02 C default 20 C Preset leaving water temperature shift value for the main leaving...

Страница 57: ...TA 4 C 4 enabled L 4 C R 8 C 4 C TA 4 C Leaving water temperature maximum modulation ONLY applicable in room thermostat control and when modulation is enabled The maximum modulation variance on the de...

Страница 58: ...ature 2 05 External room thermostat control C 07 1 Allow for the external room thermostat to take care of room frost protection Turn ON the leaving water temperature home page Leaving water temperatur...

Страница 59: ...unit will supply leaving water to the heat emitters to heat up the room according to normal logic When the leaving water temperature home page is ON and the operation mode is cooling then there is no...

Страница 60: ...t changing from heating to cooling and vice versa Changeover settings related to the outdoor temperature ONLY when automatic is selected Code Description A 3 3 1 4 02 Space heating OFF temp If the out...

Страница 61: ...re is weather dependent according to the weather dependent curve During weather dependent operation the end user cannot adjust the desired tank temperature on the user interface Code Description A 4 6...

Страница 62: ...enabled and permission signal for auxiliary boiler is ON the booster heater will be restricted even when Ta 5 03 See C 02 3 default The booster heater is allowed when the heat pump is NOT active in do...

Страница 63: ...the target domestic hot water temperature is NOT reached The actual maximum running time also depends on setting 8 04 When system layout Room thermostat control This preset value is only taken into ac...

Страница 64: ...4 4 2 2 00 Operation day 0 Each day 1 Monday 2 Tuesday 3 Wednesday 4 Thursday 5 Friday 6 Saturday 7 Sunday A 4 4 1 2 01 Disinfection 0 No 1 Yes A 4 4 3 2 02 Start time 00 23 00 step 1 00 A 4 4 4 2 03...

Страница 65: ...llowed during domestic hot water operation This setting is only overruled when backup heating is required during defrost operation or malfunctioning of the outdoor unit when A 6 C is enabled Code Desc...

Страница 66: ...efines the temperature difference between bivalent ON temperature and bivalent OFF temperature Permission signal X1 X2 EKRP1HB TA C 03 C 04 a b TA Outdoor temperature a Closed b Open Code Description...

Страница 67: ...be applied at low outdoor temperature when space heating priority is enabled The corrected higher set point will make sure that the total heat capacity of the water in the tank remains approximately u...

Страница 68: ...ferential kWh rate power supply is of type 1 or indoor unit is connected to a normal kWh rate power supply via X2M 30 31 and the backup heater is NOT connected to the preferential kWh rate power suppl...

Страница 69: ...6 1 5 09 Limit DI1 0 kW 20 kW step 0 5 kW default 20 kW Code Description A 6 3 6 2 5 0A Limit DI2 0 kW 20 kW step 0 5 kW default 20 kW A 6 3 6 3 5 0B Limit DI3 0 kW 20 kW step 0 5 kW default 20 kW A 6...

Страница 70: ...door temperature is higher than 4 02 or lower than F 01 depending on heating cooling operation mode 1 Possible at all outdoor temperatures Pump operation during flow abnormality F 09 defines whether t...

Страница 71: ...ersion Energy metering Consumed elec Produced energy Error information Error history Contact helpdesk number Version User interface Indoor unit Outdoor unit User settings Display Temperature lock Set...

Страница 72: ...p operation mode Power saving possible User interface location Options DHW operation DHW tank type Contact type main Contact type add Digital I O PCB Demand PCB External kWh meter External kWh meter D...

Страница 73: ...le in case of hybrid system The system is properly earthed and the earth terminals are tightened The fuses or locally installed protection devices are installed according to this document and have not...

Страница 74: ...purge 2 Performing an automatic air purge INFORMATION Start by performing a manual air purge When almost all the air is removed perform an automatic air purge If necessary repeat performing the autom...

Страница 75: ...ater step 1 test Backup heater step 2 test Pump test INFORMATION Make sure that all air is purged before executing the test run Also avoid disturbances in the water circuit during the test run 2 way v...

Страница 76: ...dryout program 3 Select Start dryout and press 4 Select OK and press Result The underfloor heating screed dryout starts and following screen will be shown It stops automatically when done To stop it...

Страница 77: ...hecklist for yearly maintenance of the indoor unit Check the following at least once a year Water pressure Water filter Water pressure relief valve Pressure relief valve of the domestic hot water tank...

Страница 78: ...NING Prevent hazard due to the inadvertent resetting of the thermal cut out this appliance must NOT be supplied through an external switching device such as a timer or connected to a circuit that is r...

Страница 79: ...ght between the indoor unit and the highest point of the water circuit If the indoor unit is located at the highest point of the installation the installation height is considered 0 m The maximum wate...

Страница 80: ...han the last expected large hot water tapping This start up can be set by installer settings disinfection function When the Domestic hot water Type Scheduled only is selected it is recommended to prog...

Страница 81: ...our dealer P4 00 OU Malfunction of radiating fin temperature sensor Please contact your dealer U0 00 OU Shortage of refrigerant Please contact your dealer U2 00 OU Defect of power supply voltage Pleas...

Страница 82: ...ic hot water Type Reheat or Reheat sched is selected it is recommended to program the start up of the disinfection function at least 4 hours later than the last expected large hot water tapping This s...

Страница 83: ...into the outdoor unit Possible consequence Self combustion and explosion of the compressor because of air going into the operating compressor Use a separate recovery system so that the unit s compres...

Страница 84: ...uT 4 0CuT 4 0CuT 4 0CuT 7 9CuT 7 9CuT 7 9CuT 6 4CuT 6 4CuT M P P 6 4CuT 3TW60815 1 OUTDOOR UNIT OUTDOOR AIR TEMPERATURE THERMISTOR HEAT EXCHANGER HEAT EXCHANGER THERMISTOR CAPILLARY TUBE 1 CAPILLARY T...

Страница 85: ...r Water side Shut off valve with drain fill valve Filter Plate heat exchanger Refrigerant inlet Refrigerant outlet Evaporator Condenser Refrigerant inlet Refrigerant outlet Backup heater Flow sensor A...

Страница 86: ...ctor X1M X2M Terminal strip Y1E Electronic expansion valve coil Y1R Reversing solenoid valve coil Z1C Z4C Ferrite core Field wiring Terminal strip Connector Terminal Protective earth BLK Black BLU Blu...

Страница 87: ...in supply pump M2P Domestic hot water pump M2S 2 way valve for cooling mode M3S 3 way valve for floor heating domestic hot water PC A4P Power circuit PHC1 A4P Optocoupler input circuit Q DI Earth leak...

Страница 88: ...ish Translation Changeover to ext heat source Changeover to external heat source If no bottom plate heater If no bottom plate heater Max load Maximum load Min load Minimum load Only for bottom plate h...

Страница 89: ...ain X2M 1 4 add X2M 1a 4 main X2M 1 2 3 4 add X2M 1a 2a 3 4 main X2M 1 2 4 add X2M 1a 2a 4 NC valve X2M 5 7 NO valve X2M 6 7 2 core 2 core 2 core 2 core 2 core 2 core signal 5 core 3 core 4 or 3 core...

Страница 90: ...ion is expected installation of EKHBDPCA2 drainpan kit must be considered Entering water temperature limit to prevent condensation Entering water temperature C Entering water temperature C Dry bulb te...

Страница 91: ...who is qualified to install the product User Person who is owner of the product and or operates the product Applicable legislation All international European national and local directives laws regulat...

Страница 92: ...S18CB3V HBH16CB3V HVH16S18CB3V HBX04CB3V HVX04S18CB3V HBX08CB3V HVX08S18CB3V HBX11CB3V HVX11S18CB3V HBX16CB3V HVX16S18CB3V HBH08CB9W HVH08S26CB9W HBH11CB9W HVH11S26CB9W HBH16CB9W HVH16S26CB9W HBX08CB9...

Страница 93: ...1 C 35 C 7 7 1 2 1 08 Set weather dependent cooling Leaving water value for low ambient temp for LWT main zone cooling WD curve R W 9 03 9 02 C step 1 C 22 C 7 7 1 2 1 09 Set weather dependent coolin...

Страница 94: ...Secondary rtrn 2 Disinf shunt A 2 2 B C 08 R W 0 No 1 Outdoor sensor 2 Room sensor Capacities A 2 3 1 6 02 R W 0 10kW step 0 2kW 3kW 1 0kW 2 A 2 3 2 6 03 R W 0 10kW step 0 2kW 3kW A 2 3 3 6 04 R W 0 1...

Страница 95: ...Saturday 7 Sunday A 4 4 3 2 02 R W 0 23 hour step 1 hour 23 A 4 4 4 2 03 R W E 07 1 55 80 C step 5 C 70 C E 07 1 60 C 60 C A 4 4 5 2 04 R W E 07 1 5 60 min step 5 min 10 min E 07 1 40 60 min step 5 mi...

Страница 96: ...d A 8 1 05 R W 0 Disabled 1 Enabled A 8 1 06 R W 10 25 C step 1 C 20 C A 8 1 07 R W 25 43 C step 1 C 35 C A 8 1 08 R W 9 03 9 02 C step 1 C 22 C A 8 1 09 R W 9 03 9 02 C step 1 C 18 C A 8 1 0A R W 0 N...

Страница 97: ...2 4 A 8 5 0E 1 A 8 6 00 R W 2 20 C step 1 C 2 C A 8 6 01 R W 0 10 C step 1 C 2 C The temperature difference determining the heat pump OFF temperature What is the requested limit for DI2 What is the r...

Страница 98: ...6 C step 0 5 C 1 C A 8 9 0D R W 0 8 step 1 0 100 1 4 80 50 5 8 80 50 6 A 8 9 0E 6 A 8 A 00 0 A 8 A 01 0 5 3 6 What is the maximum desired LWT for add zone in cooling What is the desired delta T in hea...

Страница 99: ...Type 1 1 Type 2 A 8 E 03 R O 0 No BUH 1 1 step 2 2 steps A 8 E 04 R O 0 No 1 Yes A 8 E 05 R W 0 No 1 1 Yes 2 A 8 E 06 R O 0 No 1 Yes A 8 E 07 R W 0 6 0 Type 1 1 1 Type 2 2 A 8 E 08 R W 0 Disabled 6 1...

Страница 100: ...A 8 F 05 0 A 8 F 06 0 A 8 F 09 R W 0 Disabled 1 Enabled A 8 F 0A 0 A 8 F 0B R W 0 No 1 Yes A 8 F 0C R W 0 No 1 Yes A 8 F 0D R W 0 Continuous 1 Sample 2 Request Close shut off valve during thermo OFF C...

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Страница 104: ...usland Our partners abroad Unsere Partner im Ausland Nos partenaires l tranger Le nostre sedi all estero Neustros representantes en el extranjero Nasi partnerzy za granic Na i partne i v zahrani http...

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