Rotex RHBH/X04 Plus 08CB Installer'S Reference Manual Download Page 1

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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

Summary of Contents for RHBH/X04 Plus 08CB

Page 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...

Page 2: ...sulation 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 Cha...

Page 3: ...un 74 9 4 5 Underfloor heating screed dryout 74 10 Hand over to the user 75 11 Maintenance and service 75 11 1 Overview Maintenance and service 76 11 2 Maintenance safety precautions 76 11 2 1 Opening...

Page 4: ...ns smoke or fire CAUTION Do NOT touch the air inlet or aluminum 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 exec...

Page 5: ...gas form may prevent normal operation CAUTION When the refrigerant charging procedure is done or when pausing close the valve of the refrigerant tank immediately If the valve is not closed immediately...

Page 6: ...cautions Safety instructions that you must read before installing Format Paper in the box of the indoor unit Indoor unit installation manual Installation instructions Format Paper in the box of the in...

Page 7: ...e packed unit as close as possible to its final installation position to prevent damage during transport 3 2 Outdoor unit 3 2 1 To unpack the outdoor unit 1 2 3 2 2 To remove the accessories from the...

Page 8: ...low to remove the other accessories 1 Remove the tape 2 2 Tilt the bottom side of the front panel upwards and remove it 3 Remove the accessories g e f h 2 1 1 1 1 1 1 a b c d f 2 e g h a General safet...

Page 9: ...ms EKFT008CA The U beams are installation brackets on which the outdoor unit can be installed It is recommended to install this option in colder regions with possible low ambient temperatures or heavy...

Page 10: ...nstallation instructions refer to the installation manual of the heat pump convectors and the addendum book for optional equipment Drain pan kit EKHBDPCA2 The drain pan is required to drain accumulate...

Page 11: ...ecrease or increase the desired leaving water temperature based on the actual room temperature modulation This results in Stable room temperature matching the desired temperature higher comfort Less O...

Page 12: ...The under floor heating is shut off by the shut off valve Setup B A a M1 A Main leaving water temperature zone B One single room a Remote controller of the heat pump convectors The heat pump convecto...

Page 13: ...room but with thermostatic valves Under floor heating or radiators Multiple external room thermostats Setup M2 M1 B C A a a b A Main leaving water temperature zone B Room 1 C Room 2 a External room t...

Page 14: ...hen the room has no heating demand A shut off valve to prevent condensation on the floor during cooling operation of the rooms with heat pump convectors For each room with heat pump convectors The des...

Page 15: ...e ambient temperature of the user interface Note Main room user interface used as room thermostat functionality Other rooms external room thermostat functionality Number of water temperature zones A 2...

Page 16: ...e desired water temperature via the auxiliary boiler controller to maximum 55 C Install an aquastat valve in the return water flow of the heat pump Set the aquastat valve to close above 55 C and to op...

Page 17: ...a Outdoor unit b Indoor unit c Heat exchanger d Backup heater e Pump f Shut off valve g Motorised 3 way valve h Collector field supply i DHW tank j Heat exchanger coil FHL1 3 Under floor heating 5 4...

Page 18: ...ynamic cycle of the heat pump Electrical backup heater for integrated DHW tank Electrical booster heater for standalone DHW tank For more information about Optimizing the energy consumption for produc...

Page 19: ...ergy example for outdoor unit If you do so the energy data will be invalid Calculating the consumed energy Only applicable for RHBH X04 08 and RHVH X04 08 The consumed energy is calculated internally...

Page 20: ...e rest i e indoor unit backup heater and optional booster heater Setup Connect power meter 1 to X5M 7 and X5M 8 Connect power meter 2 to X5M 9 and X5M 10 Power meter types Power meter 1 Single or thre...

Page 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 limitatio...

Page 22: ...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 you have to do and know before g...

Page 23: ...d and a pedestal 6 2 3 Installation site requirements of the indoor unit INFORMATION Also read the precautions and requirements in the General safety precautions chapter Mind the measurement guideline...

Page 24: ...losed circuit Use the indoor unit ONLY in a closed water system Using the system in an open water system will lead to excessive corrosion Glycol For safety reasons it is NOT allowed to add any kind of...

Page 25: ...fter installation Domestic hot water tank Standstills In cases where during longer periods of time there is no consumption of hot water the equipment MUST be flushed with fresh water before usage Dome...

Page 26: ...rost backup heater operation 04 08 models 12 l min 11 16 models 15 l min See the recommended procedure as described in 9 4 Checklist during commissioning on page 72 6 4 4 Changing the pre pressure of...

Page 27: ...ply delivery systems available if any When the equipment is connected to such preferential kWh rate power supply the electricity company is allowed to interrupt power supply to the equipment for certa...

Page 28: ...Cable section 0 75 mm till 1 25 mm maximum length 50 m Voltage free contact shall ensure the minimum applicable load of 15 V DC 10 mA f Cable section 0 75 mm till 1 25 mm maximum length 500 m Applicab...

Page 29: ...utions when mounting the outdoor unit INFORMATION Also read the precautions and requirements in the following chapters General safety precautions Preparation 7 3 3 To provide the installation structur...

Page 30: ...and to install the unit as follows 250 300 250 mm a b a Maximum snowfall height b EKFT008CA option kit 7 3 4 To install the outdoor unit CAUTION Do NOT remove the protective cardboard before the unit...

Page 31: ...nit in order to prevent the invasion of water in the unit and to avoid the drain water dripping see the following illustration NOTICE If the drain holes of the outdoor unit are blocked up provide spac...

Page 32: ...rements in the following chapters General safety precautions Preparation 7 4 3 To install the indoor unit CAUTION Do NOT grasp the piping to lift the indoor unit 1 Lift the unit from the package 60kg...

Page 33: ...ping into account Avoid anything but the designated refrigerant to get mixed into the refrigerant cycle e g air Only use R410A when adding refrigerant Only use installation tools e g manifold gauge se...

Page 34: ...tities of oxidised film on the inside of the piping This film adversely affects valves and compressors in the refrigerating system and prevents proper operation Set the nitrogen pressure to 20 kPa jus...

Page 35: ...nnection from the indoor unit to the liquid stop valve of the outdoor unit a b c a Liquid stop valve b Gas stop valve c Service port 2 Connect the gas refrigerant connection from the indoor unit to th...

Page 36: ...INFORMATION After opening the stop valve it is possible that the pressure in the refrigerant piping does NOT increase This might be caused by e g the closed state of the expansion valve in the outdoor...

Page 37: ...ete recharge is necessary the total refrigerant charge is the factory refrigerant charge see unit name plate the determined additional amount 7 7 5 To charge refrigerant WARNING Only use R410A as refr...

Page 38: ...applicable legislation It is recommended to install a pressure reducing valve on the cold water inlet in accordance with the applicable legislation An expansion vessel should be installed on the cold...

Page 39: ...ting the alarm output 11 Connecting the space cooling heating ON OFF output 12 Connecting the changeover to an external heat source 13 Connecting the power consumption digital inputs 7 9 2 About elect...

Page 40: ...witch box cover screws 2 Remove the switch box cover 2 1 2 3 Strip insulation 20 mm from the wires a b a Strip wire end to this point b Excessive strip length may cause electrical shock or leakage 4 O...

Page 41: ...dundant cable length in the unit 7 9 7 To connect the main power supply 1 Connect the main power supply In case of normal kWh rate power supply X1M 1 2 3 1 2 3 X2M X5M X6YB X6YA X6Y X1A X19A 3031 a Le...

Page 42: ...ided that the system impedance Zsys is less than or equal to Zmax at the interface point between the user s supply and the public system It is the responsibility of the installer or user of the equipm...

Page 43: ...e to the indoor unit 1 user interface in the room used as room thermostat The procedure differs slightly depending on where you install the user interface At the indoor unit In the room 1 Connect the...

Page 44: ...appropriate terminals as shown in the illustration below X2M X5M 78910 S2S S3S 2 Fix the cable with cable ties to the cable tie mountings 7 9 12 To connect the domestic hot water pump 1 Connect the d...

Page 45: ...hat the tightening torque does NOT exceed 4 1 N m 7 11 Finishing the indoor unit installation 7 11 1 To fix the user interface cover to the indoor unit 1 Make sure that the front panel is removed from...

Page 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...

Page 47: ...e 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...

Page 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 1...

Page 49: ...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 coolin...

Page 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...

Page 51: ...power of the bottom plate heater is in this case supplied by the indoor unit 0 No default NOT installed 1 Yes Installed Remark If this value is set the output on the digital I O PCB cannot be used for...

Page 52: ...oor temperatures will result in warmer water and vice versa During weather dependent operation the user has the possibility to shift up or down the target water temperature by a maximum of 5 C See the...

Page 53: ...emperature equals or drops below the low ambient temperature 9 03 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 Desired l...

Page 54: ...ving 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 set by...

Page 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 leaving...

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

Page 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...

Page 58: ...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 Set auto emergency A 5 1 2 to 1 Leaving wate...

Page 59: ...tters to heat up the room again and the leaving water temperature setpoint will be lowered by 5 C When the leaving water temperature home page is ON and the operation mode is heating then the unit wil...

Page 60: ...ve the maximum of the desired cooling temperature added by the hysteresis value thus 25 C and the desired heating temperature added by the offset value thus 26 C Oppositely changeover from cooling to...

Page 61: ...e storage economic and reheat temperature are NOT weather dependent In case of reheat only domestic hot water preparation the desired tank temperature is weather dependent according to the weather dep...

Page 62: ...7 00 Overshoot temperature Temperature difference above the domestic hot water set point temperature before the booster heater is turned OFF The domestic hot water tank temperature will increase with...

Page 63: ...always in relation with the maximum running time 8 01 Range 20 95 minutes default 50 N A 8 04 Additional running time for the maximum running time depending on the outdoor temperature 4 02 or F 01 Ran...

Page 64: ...nfection function occurred due to domestic hot water tapping following actions are recommended When the Domestic hot water Type Reheat or Reheat sched is selected it is recommended to program the star...

Page 65: ...valent Applies only to installations with an auxiliary boiler alternating operation parallel connected The purpose of this function is to determine based on the outdoor temperature possibility 1 or on...

Page 66: ...ee illustration below for the schematic location of this contact YC Y1 Y2 Y3 Y4 X1 X2 X3 X4 OFF ON X2M SS1 X1M 8 3 4 System settings Priorities For systems with separate domestic hot water tank only f...

Page 67: ...auto restart function of the unit allowed 0 No 1 default Yes Preferential kWh rate power supply Code Description A 2 1 6 D 01 Connection to a preferential kWh rate power supply 0 default The outdoor u...

Page 68: ...wer limitation value in A or kW to which the system power consumption will be limited for all the time 2 Digital inputs Enabled You can set up to four different power limitation values in A or kW to w...

Page 69: ...on location see installation Code Description A 6 5 2 0B 5 C 5 C step 0 5 C default 0 C Forced defrost You can manually start a defrost operation The decision to execute the manual defrost operation i...

Page 70: ...vel Actuators Operation modes Running hours Version Energy metering Consumed elec Produced energy Error information Error history Contact helpdesk number Version User interface Indoor unit Outdoor uni...

Page 71: ...ial kWh rate Unit control method Number of LWT zones Pump operation mode Power saving possible User interface location Options DHW operation DHW tank Contact type main Contact type add Digital I O PCB...

Page 72: ...the gas boiler and the local supply panel only applicable in case of hybrid system The system is properly earthed and the earth terminals are tightened The fuses or locally installed protection device...

Page 73: ...heating and domestic hot water demands are turned off The air purge function automatically stops after 30 minutes To perform a manual air purge Prerequisite Make sure the user interface shows the home...

Page 74: ...e test run 2 way valve test 3 way valve test Bottom plate heater test Bivalent signal test Alarm output test Cooling heating signal test Quick heat up test Circulation pump test 9 4 5 Underfloor heati...

Page 75: ...C Tue Screed dryout Current step Remaining Desired LWT Stop To readout the status of an underfloor heating screed dryout 1 Press 2 The current step of the program the total remaining time and the curr...

Page 76: ...en the valve and check if it operates correctly The water may be very hot Checkpoints are The water flow coming from the relief valve is high enough no blockage of the valve or in between piping is su...

Page 77: ...rrect Check the temperature setting on the remote controller Refer to the operation manual Possible causes Corrective action The water flow is too low Check and make sure that All shut off valves of t...

Page 78: ...kwise If you do NOT hear a clacking sound contact your dealer If the water keeps running out of the unit close both the water inlet and outlet shut off valves first and then contact your dealer 12 3 6...

Page 79: ...to take countermeasure before resetting the error code This should be done by a licensed installer or by your local dealer This chapter gives you an overview of all error codes and the content of the...

Page 80: ...AA 01 Backup heater overheated Power reset required Please contact your dealer UA 00 Indoor unit outdoor unit matching problem Power reset required 7H 01 Water flow problem 89 01 Heat exchanger frozen...

Page 81: ...n INFORMATION Error AJ 03 is reset automatically from the moment there is a normal tank heat up 13 Disposal 13 1 Overview Disposal Typical workflow Disposing of the system typically consists of the fo...

Page 82: ...erature Bi bloc 4P384979 1 2015 01 SW1 H E A T C O O L SW2 NOTICE Take care that while running forced cooling operation the water temperature remains higher than 5 C see temperature read out of the in...

Page 83: ...2 Dimensions and service space 14 2 1 Dimensions and service space Outdoor unit 3TW60814 1B 250 250 250 300 333 283 10 250 350 250 350 350 250 735 64 91 160 155 23 18 580 832 121 78 6 4 CuT 15 9 CuT 4...

Page 84: ...j l h n g k c b f a a e d q r m m i a q o p a Holes 12 mm for wall fixaxtion b Water outlet connection 1 1 4 F BSP c Water inlet connection 1 1 4 F BSP d Refrigerant liquid connection 6 35 mm flare co...

Page 85: ...08CA RHBH X04 08CB ROTEX HPSU low temperature Bi bloc 4P384979 1 2015 01 o Wire entrance of the power supply communication wire p Service door q Switch box terminals r Switch box terminals for the dom...

Page 86: ...rence guide 86 RRLQ004 008CA RHBH X04 08CB ROTEX HPSU low temperature Bi bloc 4P384979 1 2015 01 14 3 Center of gravity 14 3 1 Center of gravity Outdoor unit 4TW60819 1 UNIT ERLQ 004 RRLQ004CAV3 ERLQ...

Page 87: ...ice PCB b Terminal communication cable c Terminal power supply cable d Earth connection e Wire clamp 14 4 3 Components Indoor unit a b c e q s t r q h m p n o f d g q j q i k n o l a Switch box Contai...

Page 88: ...becomes too high t Backup heater Provides additional heating in case of cold outdoor temperatures Also serves as backup in case of malfunctioning of the outdoor unit u Air valve 14 4 4 Components Swit...

Page 89: ...0CuT 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...

Page 90: ...er 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...

Page 91: ...CORE TERMINAL STRIP ELECTRONIC EXPANSION VALVE COIL VARISTOR SURGEARRESTOR FUSE CONNECTOR DRAIN PAN HEATER PRESSURE SENSOR PRESSURE SWITCH HIGH MAGNETIC RELAY THERMISTOR DISCHARGE THERMISTOR HEAT EXC...

Page 92: ...E LENGTH 140 x WIDTH 230 THIS DRAWING WAS DRAWN ON CAD SYSTEM C110 C112 Capacitor DB1 DB2 DB401 Rectifier bridge DC_N1 DC_N2 Connector DC_P1 DC_P2 Connector DC_P1 DC_P2 Connector DP1 DP2 Connector E1...

Page 93: ...14 Technical data Installer reference guide 93 RRLQ004 008CA RHBH X04 08CB ROTEX HPSU low temperature Bi bloc 4P384979 1 2015 01 BRN Brown GRN Green ORG Orange PPL Purple RED Red WHT White YLW Yellow...

Page 94: ...3 1N 230 V 3 kW 6V3 1N 230 V 6 kW 6WN 3N 400 V 6 kW 9WN 3N 400 V 9 kW 6T1 3 230 V 6 kW User installed options Bottom plate heater Domestic hot water tank Domestic hot water tank with solar connection...

Page 95: ...K2M 3 4 5 6 1 2 K5M 13 14 F1T F1T F1T F1T F1T F1T Q1DI 1 2 3 4 5 6 7 8 F1B I I I I 3 4 5 6 1 2 K1M 3 4 5 6 1 2 K2M 3 4 5 6 1 2 K5M 13 14 F1T F1T F1T F1T F1T F1T Q1DI 1 2 3 4 5 6 7 8 F1B I I I I 3 4 5...

Page 96: ...6 5 6 5 6 3 8 1 1 8 9 9 3 H20 H20 R1H R1H PE N L GND PWM FB X2M 7 X2A 5 6 5 4 3 2 X25A 1 M1P MS 3 X16A 5 1 3 A1 A2 K1M A1 A2 K2M A1 A2 K3M X17A 1 3 5 7 X24A 1 3 5 7 Q2DI 1 X1A 3 X19A 1 3 5 X6YA X6Y X...

Page 97: ...ircuit breaker Q1L Thermal protector backup heater Q2L Thermal protector booster heater R1T Outlet water heat exchanger thermistor R1T A2P Ambient sensor user interface R1T A3P Ambient sensor On OFF t...

Page 98: ...f condensation 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...

Page 99: ...4D090624 1A A External static pressure B Water flow rate C Operation range Operation area is extended to lower flow rates only in case the unit operates with heat pump only Not in startup no backup he...

Page 100: ...e required service to the product Installation manual Instruction manual specified for a certain product or application explaining how to install configure and maintain it Operation manual Instruction...

Page 101: ...V HBH16CB3V HVH16S18CB3V HBX04CB3V HVX04S18CB3V HBX08CB3V HVX08S18CB3V HBX11CB3V HVX11S18CB3V HBX16CB3V HVX16S18CB3V HBH08CB9W HVH08S26CB9W HBH11CB9W HVH11S26CB9W HBH16CB9W HVH16S26CB9W HBX08CB9W HVX0...

Page 102: ...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 cooling Leaving water value...

Page 103: ...i zone kit Is a bi zone kit installed R O 0 No Capacities A 2 3 1 6 02 R W 0 10kW step 0 2kW 0kW A 2 3 2 6 03 R W 0 10kW step 0 2kW 3kW A 2 3 3 6 04 R W 0 10kW step 0 2kW 0kW 3 6kW 4 A 2 3 6 6 07 R W...

Page 104: ...5 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 min 40 min Maximum setpoint A 4 5 6 0E R W E 07 1 40 80 C step 1 C 60 C E 07 1 40 60 C...

Page 105: ...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 No averaging 1 12 hours 2 24...

Page 106: ...p 1 C 2 C A 8 6 01 R W 0 10 C step 1 C 2 C What is the requested limit for DI4 What type of backup heater installation is used The temperature difference determining the heat pump ON temperature The t...

Page 107: ...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 Room temperature hysteresis Pump speed limitation What is the maximum desired LWT for add zone in heating What is...

Page 108: ...eps 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 Enabled 5 A 8 E 09 0 A 8 E 0A 0 What kind of DHW tank...

Page 109: ...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 Pump operation during flow abnormality Close shut off valve during thermo OFF Close shut...

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Page 112: ...8280 Sundhoffen Tel 33 0 3 89 21 74 70 Fax 33 0 3 89 21 74 74 e mail i nfo r otex fr www r otex fr DAIKIN AIRCONDITIONING BELGIUM NV A v e n u e F r a n k l i n 1 B B 1 3 0 0 W a v r e Tel 32 0 10 23...

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