Daikin EHBH04CA Installer'S Reference Manual Download

Page: 88 / 106

Installer reference guide

08 + ERLQ004~008

Daikin Altherma - Low Temperature Split

4P313774-1 – 2012.05

15 Technical data

Notes to go through before starting the unit

R1T (A2P)

Ambient sensor user interface

R1T (A3P)

Ambient sensor On/OFF thermostat

R2T

Outlet backup heater thermistor

R2T

External sensor (floor or ambient)

R3T

Refrigerant liquid side thermistor

R4T

Inlet water thermistor

R5T

(*) Domestic hot water thermistor

R6T

External indoor or outdoor ambient
thermistor

R1H (A3P)

Humidity sensor

S1S

# Preferential kWh rate power supply contact

S2S

# Electrical meter pulse input 1

S3S

# Electrical meter pulse input 2

S6S~S9S

# Digital power limitation inputs

SS1 (A4P)

Selector switch

T1R (A7P)

Rectifier bridge (only for EHBH/X04+08 and
EHVH/X04+08)

TR1

Power supply transformer

X*M

Terminal strip

X*Y

Connector

* = Optional

(*) = Standard for EHVH/X, optional for EHBH/X

# = Field supply

BLK

Black

BRN

Brown

GRY

Grey

RED

Red

English

Translation

X1M

Main terminal

X2M

Field wiring terminal for AC

X5M

Field wiring terminal for DC

X6M, X7M

Backup heater terminal

X4M

Booster heater terminal
Earth wiring
Wire number 15

Field supply
Connection ** continues on page
12 column 2
Several wiring possibilities

Option

Not mounted in switch box

Wiring depending on model

PCB

Backup heater configuration
(only for *9W)

User installed options

Bottom plate heater

Domestic hot water tank

Domestic hot water tank with
solar connection

Remote user interface

Ext. indoor thermistor

Extended indoor thermistor

Ext outdoor thermistor

Extended outdoor thermistor

Digital I/O PCB

Demand PCB

Solar pump and control station

/12.2

Main LWT

Main leaving water temperature

On/OFF thermostat (wired)

On/OFF thermostat (wireless)

Ext. thermistor

Extended thermistor

Heat pump convector

Add LWT

Additional leaving water
temperature

English

Translation

Summary of Contents for EHBH04CA

Page 1: ...INSTALLER REFERENCE GUIDE ERLQ004CA ERLQ006CA ERLQ008CA EHBH04CA EHBH08CA EHBX04CA EHBX08CA Daikin Altherma Low Temperature Split ...

Page 2: ...ion vessel pre pressure 23 6 3 3 To check the water volume 23 6 3 4 Changing the pre pressure of the expansion vessel 24 6 3 5 To check the water volume Examples 24 6 4 Preparing electrical wiring 25 6 4 1 About preparing electrical wiring 25 6 4 2 About preferential kWh rate power supply 25 6 4 3 Overview of electrical connections except external actuators 25 6 4 4 Overview of electrical connecti...

Page 3: ...ief valve leaks 70 12 3 6 Symptom The space is NOT sufficiently heated at low outdoor temperatures 70 12 3 7 Symptom The pressure at the tapping point is temporarily unusual high 70 12 3 8 Symptom Decoration panels are pushed away due to a swollen tank 70 12 4 Solving problems based on error codes 70 12 4 1 Error codes Overview 70 13 Disposal 71 13 1 To pump down 71 13 2 To start and stop forced c...

Page 4: ...rrosive gas example sulphurous acid gas is produced Corrosion of copper pipes or soldered parts may cause the refrigerant to leak DANGER Indicates a situation that results in death or serious injury DANGER RISK OF ELECTROCUTION Indicates a situation that could result in electrocution DANGER RISK OF BURNING Indicates a situation that could result in burning because of extreme hot or cold temperatur...

Page 5: ...ring or touching electrical parts Q Disconnect the power supply for more than 1 minute and measure the voltage at the terminals of main circuit capacitors or electrical components before servicing The voltage must be less than 50 V DC before you can touch electrical components For the location of the terminals see the wiring diagram Q Do NOT touch electrical components with wet hands Q Do NOT leav...

Page 6: ...ackage 3 2 Indoor unit 3 2 1 To unpack the indoor unit CAUTION Only handle the outdoor unit as follows a Outdoor unit installation manual b Fluorinated greenhouse gases label c Multilingual fluorinated greenhouse gases label d Unit mounting plate 1 2 57kg a d b c 1x 1x 1x 2x a Installation manual operation manual CD INFORMATION Do NOT throw away the upper cardboard cover On the inside of the cardb...

Page 7: ... unit Location Model identification Example ER L Q 006 CA V3 4 1 2 Identification label Indoor unit Location a General safety precautions b Addendum book for optional equipment c Indoor unit installation manual d Operation manual e CD f User interface kit user interface 4 fixing screws 2 plugs g Shut off valve h User interface cover i Hinges for user interface cover 2x f g d e i a 1x b 1x c 1x d 1...

Page 8: ...nal equipment Digital I O PCB EKRP1HB The digital I O PCB is required to provide following signals Q Alarm output Q Space heating cooling On OFF output Q Changeover to external heat source Q Only for EHBH X16 models Can be integral part of solar kit EKSOLHW For installation instructions see the installation manual of the digital I O PCB and addendum book for optional equipment Demand PCB EKRP1AHTA...

Page 9: ...K There are 3 types available 150 200 and 300 liter Q Enamelled tank EKHWE and EKHWET wallmounted version There are 3 types of EKHWE 150 200 and 300 liter There is 1 type of EKHWET 150 liter For installation instructions see the installation manual of the domestic hot water tank and addendum book for optional equipment 4 2 3 Possible combinations of indoor unit and outdoor unit 4 2 4 Possible comb...

Page 10: ...the room and used as room thermostat Configuration Benefits Q Cost effective You do NOT need an additional external room thermostat Q Highest comfort and efficiency The smart room thermostat functionality can decrease or increase the desired leaving water temperature based on the actual room temperature modulation This results in Q Stable room temperature matching the desired temperature higher co...

Page 11: ...tion on the floor during cooling operation Q The desired room temperature is set via the remote controller of the heat pump convectors Q The space heating cooling demand signal is sent to one digital input on the indoor unit X2M 1 and X2M 4 Q The space operation mode is sent by one digital output X2M 33 and X2M 34 on the indoor unit to Q The heat pump convectors Q The shut off valve Setting Value ...

Page 12: ...talled to avoid leaving water supply when there is no heating or cooling demand Q A bypass valve must be installed to make water recirculation possible when all shut off valves are closed Q The user interface connected to the indoor unit decides the space operation mode Mind that the operation mode on each room thermostat must be set to match the indoor unit Q The room thermostats are connected to...

Page 13: ...oor heating The desired room temperature is set via the external room thermostat wired or wireless Q The user interface connected to the indoor unit decides the space operation mode Mind that the operation mode on each external room thermostat and remote controller of the heat pump convectors must be set to match the indoor unit Configuration 5 2 3 Multiple rooms Two LWT zones If the heat emitters...

Page 14: ...he system Q When the room thermostat requests heating the indoor unit or the auxiliary boiler starts operating depending on the outdoor temperature status of the changeover to external heat source When the permission is given to the auxiliary boiler the space heating by the indoor unit is turned OFF Q Bivalent operation is only possible for space heating NOT for domestic hot water production Domes...

Page 15: ...he auxiliary boiler operates to achieve the desired water temperature set via the auxiliary boiler controller a Outdoor unit b Indoor unit c Heat exchanger d Backup heater e Pump f Shut off valve g Motorised 3 way valve delivered with DHW tank field supply h Non return valve i Shut off valve j Collector field supply k Auxiliary boiler field supply l Aquastat valve field supply m DHW tank option n ...

Page 16: ...lectrical resistance Q The higher the outdoor temperature the better the performance of the heat pump Q If energy prices are the same during the day and the night Daikin recommends to heat up the DHW tank during the day Q If energy prices are lower during the night Daikin recommends to heat up the DHW tank during the night Q When the heat pump produces domestic hot water it cannot heat up a space ...

Page 17: ...pump for instant hot water Setup Q By connecting a DHW pump instant hot water can be available at the tap Q The DHW pump and the installation are field supply and the responsibility of the installer Q For more information about connecting the recirculation connection for integrated DHW tank see the installation chapter Configuration Q For more information see the configuration chapter Q You can pr...

Page 18: ...energy Q Calculating Q Measuring Calculating the consumed energy Q Only applicable for EHBH X04 08 and EHVH X04 08 Q The consumed energy is calculated internally based on Q The actual power input of the outdoor unit Q The set capacity of the backup heater and booster heater Q The voltage Q Setup and configuration To get accurate energy data measure the capacity resistance measurement and set the c...

Page 19: ...ple Single phase outdoor unit with a three phase backup heater 5 6 Setting up the power consumption control Q The power consumption control Q Is only applicable for EHBH X04 08 and EHVH X04 08 Q Allows you to limit the power consumption of the entire system sum of outdoor unit indoor unit backup heater and optional booster heater Q Configuration Set the power limitation level and how it has to be ...

Page 20: ...hnical data wiring diagram Configuration Set the power consumption control settings in A 7 2 via the user interface for the description of all settings see configuration chapter Q Select activation by digital inputs Q Select the type of limitation power in kW or current in A Q Set the desired power limitation level corresponding to each digital input 5 6 3 Power limitation process The outdoor unit...

Page 21: ... temperature is NOT read out Q If the desired leaving water temperature is weather dependent the full time outdoor temperature measurement is important This is another reason to install the optional outdoor ambient temperature sensor 6 Preparation 6 1 Preparing installation site Do NOT install the unit in places often used as work place In case of construction works e g grinding works where a lot ...

Page 22: ...sible make sure that the heat exchanger coil is NOT affected by the snow If necessary install a snow cover or shed and a pedestal 6 1 3 Installation site requirements of the indoor unit Q Mind the measurement guidelines Q Mind the following spacing installation guidelines Do NOT install the unit in places such as Q Where there is mist of mineral oil oil spray or vapour Plastic parts may deteriorat...

Page 23: ...coming into contact with electrical parts Q Provide air vents at all high points of the system which must also be easily accessible for servicing An automatic air purge is provided in the indoor unit Check that the air purge is NOT tightened too much so that automatic release of air in the water circuit is possible Q Only use materials that are compatible with water used in the system and with the...

Page 24: ...ater end point shower bath and to avoid dead ends Q The installation must be in compliance with the applicable legislation and may require additional hygienic installation measures Q In accordance with the applicable legislation it may be necessary to install thermostatic mixing valves Q Immediately after installation the domestic hot water tank must be flushed with fresh water This procedure must...

Page 25: ...in the water circuit The total water volume in the water circuit is 350 l Actions Q Because the total water volume 350 l is more than the default water volume 280 l the pre pressure must be decreased Q The required pre pressure is Pg 0 3 H 10 bar 0 3 0 10 bar 0 3 bar Q The corresponding maximum water volume at 0 3 bar is 410 l See the graph in the chapter above Q Because 350 l is lower than 410 l ...

Page 26: ...l the required fuses or circuit breakers Q Secure the electrical wiring with cable ties so that the cables do NOT come in contact with the piping or sharp edges particularly on the high pressure side Q Do NOT use taped wires stranded conductor wires extension cords or connections from a star system They can cause overheating electrical shock or fire Q Do NOT install a phase advancing capacitor bec...

Page 27: ...rom indoor unit 4 GND c 9 Power supply for booster heater to indoor unit 2 GND 13 A 10 Domestic hot water tank thermistor 2 d 11 Power supply for bottom plate heater 2 b 12 Room thermostat 3 or 4 100 mA b 13 Outdoor ambient temperature sensor 2 b 14 Indoor ambient temperature sensor 2 b 15 Heat pump convector 4 100 mA b Field supplied components M M 6 7 c 16 21 d e 8 10 a 9 19 12 14 b 20 15 13 14 ...

Page 28: ...ts in accordance with the foundation drawing If the unit is installed directly on the floor prepare 4 sets of M8 or M10 anchor bolts nuts and washers field supply as follows In order to guarantee good operation of the unit in areas with risk of snowfall a minimum of 15 cm needs to be assured below the bottom plate of the unit It is recommended to construct a pedestal with the same height as the ma...

Page 29: ...e unit due to a blocked drain pan cause damage to the location Q Make sure that condensation water can be evacuated properly Q Install the unit on a base to make sure that there is a proper drainage in order to avoid ice accumulation Q Prepare a water drainage channel around the foundation to drain waste water surrounding the unit Q Avoid drain water flowing over the footpath so that it does not b...

Page 30: ...m falling over In case the unit is installed in places where strong wind can tilt the unit take following measure 1 Prepare 2 cables as indicated in the following illustration field supply 2 Place the 2 cables over the outdoor unit 3 Insert a rubber sheet between the cables and the outdoor unit to prevent the cable from scratching the paint field supply 4 Attach the cable s ends Tighten those ends...

Page 31: ...and damage the system NOTICE Take the following precautions on refrigerant piping into account Q Avoid anything but the designated refrigerant to get mixed into the refrigerant cycle e g air Q Only use R410A when adding refrigerant Q Only use installation tools e g manifold gauge set that are exclusively used for R410A installations to withstand the pressure and to prevent foreign materials e g mi...

Page 32: ...que wrench Do NOT place the spanner on the stem cap as this could cause a refrigerant leak Q When it is expected that the operating pressure will be low e g when cooling will be performed while the outside air temperature is low sufficiently seal the flare nut in the stop valve on the gas line with silicon sealant to prevent freezing 7 4 5 To open close the stop valve 1 Remove the valve cover 2 In...

Page 33: ...tory tested for leaks Q If using additional refrigerant perform air purging from the refrigerant pipes and indoor unit using a vacuum pump Then charge additional refrigerant 7 4 11 To check for leaks 1 Charge the system with nitrogen gas up to a gauge pressure of at least 200 kPa 2 bar 2 Check for leaks by applying the bubble test solution to all connections 3 Discharge all nitrogen gas a Liquid s...

Page 34: ... f Vacuum pump g Service port h Valve lids i Gas stop valve j Liquid stop valve If the pressure Then Does not change There is no moisture in the system This procedure is finished Increases There is moisture in the system Go to the next step Q Check for leaks again Q Perform vacuum drying again NOTICE Be sure to open the gas stop valve after piping installation and vacuuming Running the system with...

Page 35: ...re relief device should be installed on the cold water inlet connection of the domestic hot water cylinder Q 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 applicable legislation Q It is recommended to install a pressure reducing valve on the cold water inlet in accordance with the applicable legislat...

Page 36: ...er supply as follows 6 Install the switch box cover Q If stranded conductor wires are being used install a round crimp style terminal on the tip Place the round crimp style terminal on the wire up to the covered part and fasten the terminal with the appropriate tool Q Use the following methods for installing wires 7 6 3 To connect the electrical wiring on the indoor unit 1 To open the indoor unit ...

Page 37: ... temperature sensor option Q Electrical meters field supply b High voltage power supply Q Interconnection cable Q Normal kWh rate power supply Q Preferential kWh rate power supply Q Power supply for backup heater Q Power supply for bottom plate heater option Q Power supply for booster heater to indoor unit Q Power supply for booster heater and thermal protection from indoor unit c High voltage con...

Page 38: ... EN IEC 61000 3 12 European International Technical Standard setting the limits for harmonic currents produced by equipment connected to public low voltage systems with input current 16 A and 75 A per phase b This equipment complies with EN IEC 61000 3 11 European International Technical Standard setting the limits for voltage changes voltage fluctuations and flicker in public low voltage supply s...

Page 39: ...terface 1 Connect the user interface cable to the indoor unit 2 Fix the cable with cable ties to the cable tie mountings Fixation of the user interface to the indoor unit 1 Insert a screwdriver into the slots underneath the user interface and carefully separate the faceplate from the wallplate 2 Fix the wallplate of the user interface to the frontplate of the unit 3 Cut off a 2 wire conductor 4 Co...

Page 40: ...off valve 1 Connect the valve control cable to the appropriate terminals as shown in the illustration below 2 Fix the cable with cable ties to the cable tie mountings a Notch this part for the wiring to pass through with nippers etc b Secure the wiring to the front part of the casing using the wiring retainer and clamp NOTICE Be careful NOT to pinch the wiring when attaching the frontplate to the ...

Page 41: ...ect the space cooling heating ON OFF output cable to the appropriate terminals as shown in the illustration below 2 Fix the cable with cable ties to the cable tie mountings 7 6 12 To connect the changeover to external heat source 1 Connect the changeover to external heat source cable to the appropriate terminals as shown in the illustration below 2 Fix the cable with cable ties to the cable tie mo...

Page 42: ...on off site on PC and afterwards upload the configuration to the system with the PC configurator See 8 1 1 To connect the PC cable to the switch box on page 42 for more information about the connection The configuration influences the following Q The calculations of the software Q What you can see on and do with the user interface Legend for the settings tables Q Breadcrumb in the menu structure Q...

Page 43: ...irst proceed below instructions for the proper configuration of the two user interfaces This procedure offers you also the possibility to copy the language set from one user interface to the other one e g from EKRUCAL2 to EKRUCAL1 1 When power is turned on for the first time both user interfaces display 2 Push for 4 sec on the user interface on which you want to proceed to the quick wizard 3 The q...

Page 44: ...l request to confirm When confirmation is complete the screen will shortly turn OFF and busy will be displayed for several seconds 8 2 Basic configuration 8 2 1 Quick wizard Language time and date 8 2 2 Quick wizard Standard Backup heater configuration only for 9W model The backup heater in a 9W model is adapted to be connected to most common European electricity grids Besides hardware configurati...

Page 45: ...tem can supply leaving water to up to 2 water temperature zones During configuration the number of water zones must be set Number of LWT zones Q 0 1 LWT zone default Only 1 leaving water temperature zone This zone is called the main leaving water temperature zone Q Q 1 2 LWT zones 2 leaving water temperature zones The zone with the lowest leaving water temperature in heating is called the main lea...

Page 46: ...N OFF condition When there is no such demand the pump is OFF Remark Request is NOT available in leaving water temperature control Code Description Code Description A 2 2 1 E 05 DHW operation Q 0 No NOT installed Default for EHBH X Q 1 Yes Installed Default for EHVH X Remark For EHVH X the domestic hot water tank is by default installed Do NOT change this setting A 2 2 3 E 07 During domestic hot wa...

Page 47: ...d The thermistor in the user interface and in the outdoor unit are used for measurement Q 1 Outdoor sensor Installed The outdoor sensor will be used to measure the outdoor ambient temperature Remark For some functionality the temperature sensor in the outdoor unit is still used Q 2 Room sensor Installed The temperature sensor in the user interface is NOT used anymore Remark This value has only mea...

Page 48: ...ode Description A 2 2 8 D 08 Optional external kWh meter 1 Q 0 No NOT installed Q 1 Installed 0 1 pulse kWh Q 2 Installed 1 pulse kWh Q 3 Installed 10 pulse kWh Q 4 Installed 100 pulse kWh Q 5 Installed 1000 pulse kWh A 2 2 9 D 09 Optional external kWh meter 2 Q 0 No NOT installed Q 1 Installed 0 1 pulse kWh Q 2 Installed 1 pulse kWh Q 3 Installed 10 pulse kWh Q 4 Installed 100 pulse kWh Q 5 Insta...

Page 49: ...r temperature is Q NOT weather dependent i e does NOT depend on the outdoor ambient temperature Q according a schedule The scheduled actions consists of desired leaving water temperatures either preset or custom Remark This value can only be set in leaving water temperature control Q WD scheduled The desired leaving water temperature is Q weather dependent i e does depend on the outdoor ambient te...

Page 50: ...minimum and maximum leaving water temperature default 18 C Note This value should be lower than 1 08 as for high outdoor temperatures colder water is required Code Description 1 09 1 08 Ta Tt 1 06 1 07 Code Description A 3 1 2 1 N A LWT setpoint mode Q Absolute default The desired leaving water temperature is Q NOT weather dependent i e does not depend on the outdoor ambient temperature Q fixed in...

Page 51: ...required Q 0 00 Desired leaving water temperature when the outdoor temperature equals or rises above the high ambient temperature Between minimum and maximum leaving water temperature default 25 C Note This value should be lower than 0 01 as for high outdoor temperatures less warm water is required Code Description 0 00 0 01 Ta Tt 0 03 0 02 A 3 1 2 4 1 06 1 07 1 08 1 09 Set weather dependent cooli...

Page 52: ...how the unit acts upon it See 8 3 2 Domestic hot water control advanced on page 55 for more details Readout the desired tank temperature The desired tank temperature is displayed on the user interface By the following settings you can configure the way the tank temperature is displayed Q by its numerical value Q by an equivalent Use the numerical value in case the understanding of tank temperature...

Page 53: ...6 N A 6 persons The increment of the desired tank temperature for 6 persons compared to 5 persons 0 20 C default 4 C INFORMATION During disinfection of the domestic hot water tank the tank temperature can exceed this maximum temperature INFORMATION Limit the maximum hot water temperature according to the applicable legislation Code Description A 4 5 6 0E Maximum setpoint The maximum temperature th...

Page 54: ...mperature zone as for the additional leaving water temperature zone this can be set separately NOTICE Q When adjusting the leaving water temperature ranges all desired leaving water temperatures are also adjusted to guarantee they are between the limits Q Always balance between the desired leaving water temperature with the desired room temperature and or the capacity according to the design and s...

Page 55: ...vate the On OFF pump of the mixing valve station only when there is demand see application guidelines See 5 Application guidelines on page 9 Cooling Only applicable for EHBX and EHVX The shut off valve closes depending on F 0C when the unit is running in cooling operation mode Enable this setting to avoid cold leaving water through the heat emitter and the forming of condensation e g under floor h...

Page 56: ...sired cooling temperature subtracted by the offset value thus 20 C Q Guard timer to prevent too frequent changing from heating to cooling and vice versa Changeover settings related to the outdoor temperature only when automatic is selected 8 3 2 Domestic hot water control advanced Preset tank temperatures Only applicable when domestic hot water preparation is scheduled or scheduled reheat You can ...

Page 57: ...ed tank temperature on the user interface Code Description 7 4 3 3 6 0C 30 50 C default 45 C Code Description A 4 2 2 N A Weather dependent desired tank temperature is Q Absolute default disabled All desired tank temperature are NOT weather dependent Q Weather dep enabled In scheduled or scheduled reheat mode the storage comfort temperature is weather dependent Storage economic and reheat temperat...

Page 58: ...tic hot water tank temperature will increase with 7 00 above selected temperature set point N A 7 01 Hysteresis Temperature difference between booster heater ON and booster heater OFF temperature The minimum hysteresis temperature is 2 C N A 6 00 The temperature difference determining the heat pump ON temperature N A 6 01 The temperature difference determining the heat pump OFF temperature Code De...

Page 59: ...r temperature at the hot water tap will be equal to the value selected in field setting 2 03 after a disinfection operation When the high domestic hot water temperature can be a potential risk for human injuries a mixing valve field supply shall be installed at the hot water outlet connection of the domestic hot water tank This mixing valve shall secure that the hot water temperature at the hot wa...

Page 60: ...t in order to prevent ice build up in the bottom plate of the outdoor unit at lower outdoor temperatures Q F 03 Bottom plate heater hysteresis defines the temperature difference between bottom plate heater ON temperature and the bottom plate heater OFF temperature Bottom plate heater TA Outdoor temperature CAUTION Make sure to observe all rules mentioned in application guideline 5 when bivalent op...

Page 61: ...mp A 6 1 1 1 C 01 If there is a simultaneous demand for space heating cooling and domestic hot water heating by heat pump which operation mode has priority Q 0 The operation mode with the highest request has priority Q 1 Always space heating cooling has priority Code Description N A 5 02 Space heating priority Defines whether backup heater will assist the heat pump during domestic hot water operat...

Page 62: ...ted for all the time Q 2 Digital inputs Enabled You can set up to four different power limitation values in A or kW to which the system power consumption will be limited when the corresponding digital input asks 3x 1 2 3 A 6 3 2 4 09 Type Q 0 Current The limitation values are set in A Q 1 Power default The limitation values are set in kW A 6 3 3 N A Value Only applicable in case of full time power...

Page 63: ...ature drops below the value set by F 01 When the pump operation is enabled the pump operation is possible at all outdoor temperatures Pump operation during flow abnormality F 09 defines whether the pump stops at flow abnormality or allow to continue operation when flow abnormality occurs This functionality is only valid in specific conditions where it is preferable to keep the pump active when Ta ...

Page 64: ...Installer reference guide 63 EHBH04 08 ERLQ004 008 Daikin Altherma Low Temperature Split 4P313774 1 2012 05 8 Configuration 8 4 Menu structure Overview ...

Page 65: ...EHBH04 08 ERLQ004 008 Daikin Altherma Low Temperature Split 4P313774 1 2012 05 Installer reference guide 64 8 Configuration 8 5 Menu structure Overview installer settings ...

Page 66: ... unit This phenomenon originates from the compressor that needs elapse of a 50 hours run in period before reaching smooth operation and stable power consumption Q Before startup the installation must be powered for at least 2 hours to allow cranckcase heater to operate The indoor unit is properly mounted The outdoor unit is properly mounted The following field wiring has been carried out according...

Page 67: ...aller settings Commissioning Actuator test run 3 Select an actuator and press Example Pump 4 Select OK and press Result The actuator test run starts It stops automatically when done To stop it manually press select OK and press 9 5 1 Possible actuator test runs Q Booster heater test Q Backup heater step 1 test Q Backup heater step 2 test Q Pump test Q Solar pump test Q 2 way valve test Q 3 way val...

Page 68: ...s 5 Go to A 7 2 Installer settings Commissioning UFH screed dryout Dryout status Stopped at and followed by the last executed step 6 Modify and restart the execution of the program 10 Hand over to the user Once the test run is finished and the unit operates properly please make sure the following is clear for the user Q Fill in the installer setting table in the operation manual with the actual se...

Page 69: ...rry out a thorough visual inspection of the switch box and look for obvious defects such as loose connections or defective wiring Q Using an ohmmeter check for correct operation of contactors K1M K2M K3M and K5M depending on your installation All contacts of these contactors must be in open position when the power is turned OFF Booster heater of the domestic hot water tank It is advisable to remov...

Page 70: ... The power supply to the backup heater is correctly wired Q The backup heater thermal protector is NOT activated Q The backup heater contactors are NOT broken If the problem persists after you have conducted all of the above checks contact your dealer The preferential kWh rate power supply settings and electrical connections do NOT match For setting the preferential kWh rate power supply see To co...

Page 71: ...reset button The backup heater equilibrium temperature has not been configured correctly Increase the equilibrium temperature to activate the backup heater operation at a higher outdoor temperature Go to Q A 5 1 4 Installer settings Heat sources Backup heater Equilibrium temp OR Q A 8 Installer settings Overview settings 4 00 Too much heat pump capacity is used for heating domestic hot water appli...

Page 72: ... 10 Water pressure sensor problem Please contact your dealer 89 02 Heat exchanger frozen 7H 03 Water circuit pressure is too high A1 00 EEPROM reading error AH 00 Tank disinfection function not completed correctly 89 03 Heat exchanger frozen NOTICE During pump down operation stop the compressor before removing the refrigerant piping If the compressor is still running and the stop valve is open dur...

Page 73: ...can be combined with the product according to the instructions in the accompanying documentation Field supply Equipment not made by Daikin that can be combined with the product according to the instructions in the accompanying documentation 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 Ø6 4 CuT Ø15 9 CuT 4 HOLES FOR ANCHOR BOLTS M8 OR M10 BRA...

Page 74: ...ON 1 1 4 F BSP REFRIGERANT LIQUID CONNECTION Ø6 35 FLARE REFRIGERANT SUCTION CONNECTION Ø15 9 FLARE PUMP USER INTERFACE SAFETY VALVE PRESSURE AIR PURGE EXPANSION VESSEL PRESSURE GAUGE HEAT EXCHANGER REFRIGERANT WATER SHUT OFF VALVE WITH DRAIN FILL VALVE 1 1 4 F BSP INCLUDED ACCESSORY WATER FILTER POWER SUPPLY COMMUNICATION WIRE ENTRANCE SERVICE DOOR SWITCHBOX TERMINALS SWITCHBOX TERMINALS FOR DOME...

Page 75: ...onents Switch box outdoor unit 4TW60819 1 UNIT a Switch box main PCB inverter and control PCB b Terminal communication and power supply c Service PCB d 4 way valve e Electronic expansion valve main f Accumulator g Compressor h Liquid stop valve i Gas stop valve j Service port k Fan motor l Heat exchanger b c d e f j h i g a l k a Service PCB b Terminal communication cable c Terminal power supply c...

Page 76: ...on of the indoor unit water circuit side from the residential water circuit side d q r s e q p o g j q q i k l n n o m f u h t a b c p Water outlet connection q Thermistors Determines the water and refrigerant temperature at various points in the circuit r Backup heater thermal fuse The fuse is blown when the temperature becomes higher than the backup heater thermal protector temperature s Backup ...

Page 77: ...use FU1 a Heat exchanger thermistor b Fan motor c Heat exchanger d Air thermistor e Filter f Electronic expansion valve g Liquid stop valve h Gas stop valve with service port i Accumulator j High pressure switch k Compressor l Discharge thermistor m Pressure sensor n 4 way valve ON heating Heating Cooling M a c b d e f e g n l k i h m j a Outdoor unit b Indoor unit c Expansion vessel d Manometer e...

Page 78: ...CuT 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 TUBE 2 CAPILLARY TUBE 3 CAPILLARY TUBE 4 REFRIGERANT FLOW COOLING HEATING FIELD PIPING FIELD PIPING LIQUID STOP VALVE GAS STOP VALVE WITH SERVICE PORT FILTER FILTER MOTOR OPERATED VALVE MUFFLER WITH F...

Page 79: ...ve Manometer Filter pump water inlet water outlet REFR OUT REFR IN REFR IN REFR OUT EVAPORATOR CONDENSOR REFRIGERANT SIDE WATER SIDE shut off valve with drain fill valve FIELD INSTALLED FIELD INSTALLED shut off valve with drain fill valve THERMISTOR DESCRIPTION CHECK VALVE FLARE CONN SCREW CONN FLANGE CONN PINCHED PIPE SPINNED PIPE BRAZED CONN QUICK COUPLING Inlet water thermistor Refrigerant liqu...

Page 80: ... TERMINAL STRIP ELECTRONIC EXPANSION VALVE COIL VARISTOR SURGEARRESTOR FUSE CONNECTOR DRAIN PAN HEATER PRESSURE SENSOR PRESSURE SWITCH HIGH MAGNETIC RELAY THERMISTOR DISCHARGE THERMISTOR HEAT EXCHANGER THERMISTOR AIR CONNECTOR PILOT LAMP INTERIGENT POWER MODULE LIVE NEUTRAL PUSH BUTTOONS DIP SWITCHES CAPACITOR PRINTED CIRCUIT BOARD INVERTER PRINTED CIRCUIT BOARD SERVICE PRINTED CIRCUIT BOARD MAIN ...

Page 81: ...T BOARD MAIN COMPRESSOR MOTOR FAN MOTOR INDICATION LAMPS OVERLOAD PROTECTOR EARTH LEAKAGE CIRCUIT BREAKER REVERSING SOLENOID VALVE COIL TERMINAL STRIP FIXED PLATE RECTIFIER BRIDGE NOTES REFER TO PURCHASING SPECIFICATIONAS303002 UNLESS OTHERWISE SPECIFIED SIZE 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 D...

Page 82: ... sensor S1PH Pressure switch high S2 S503 Connector SA1 Surge arrester SHEET METAL Sheet metal SW1 SW3 Push buttons SW2 SW5 DIP switch U Connector V Connector V2 V3 V401 Varistor W Connector X11A X12A Connector X1M X2M Terminal strip Y1E Electronic expansion valve Y1R Reversing solenoid valve coil Z1C Z4C Ferrite core Field wiring Terminal strip Connector Terminal Protective earth BLK Black BLU Bl...

Page 83: ...input 2 electrical meter pulse input 1 preferential kWh rate PS contact external indoor or outdoor ambient thermistor domestic hot water thermistor external sensor floor or ambient ambient sensor On OFF thermostat thermal protector booster heater 6T1 3 230 V 6 kW 9WN 3N 400 V 9 kW 6WN 3N 400 V 6 kW 6V3 1N 230 V 6 kW 3V3 1N 230 V 3 kW Backup heater configuration only for 9W Ext thermistor Heat pump...

Page 84: ...6V3 1N 230 V 6 kW for 3V3 1N 230 V 3 kW only for 9W only for 3V only for KHWS V3 domestic hot water tank 4D077028 page 3 A4P YC A4P Y2 A4P Y2 X2M 29 S6S S7S S8S S9S S3S BSK S1S S2S B1L X2M 14 X2M 9 X2M 14 X2M 9 X2M 13 t R5T t R6T 2 KHR KHUR KCR KFR t R1T t R1T 2 X18A 1 2 X22A 1 X85A 1 2 3 4 5 6 t R1T F1U F2U 3 CN1 1 6 5 4 3 2 CN2 1 X80A 1 2 7 8 4 X4A 1 2 3 X33A 1 3 4 6 5 3 4 5 6 7 8 9 12 11 10 X40...

Page 85: ...M 2 1 3 1 2 3 X1M X2M 30 31 COM H C 5 A3P COM H C 6 A3P 3 4 32 33 2a 1a 2 1 X2M Q2DI X6YA X6Y X6YB TR1 R1T t R1T t H COM C L PC N 5 X1M A3P H COM C L PC N 6 X1M A4P A3P H20 R1H R1H R1T t R2T t R1T t R2T t H20 21 29 X2M A1 A2 K5M 31 32 Q1L 11 12 1 only for wireless On OFF thermostat NC valve Switch box Switch box OUTDOOR UNIT OUTDOOR UNIT DHW pump output Max load 2 A inrush 230 V AC 1 A continuous ...

Page 86: ...nput 2 core signal Changeover to ext heat source output Ext heat source eg boiler Only for KRP1HB KSOLHWAV1 NO valve X2M 6 7 NC valve X2M 5 7 2 core 2WAY VALVE M2S KHBX units for cooling mode main X2M 1 2 4 add X2M 1a 2a 4 3 core for C H operation 2 core for H only operation main X2M 1 2 3 4 add X2M 1a 2a 3 4 main X2M 1 4 add X2M 1a 4 4 core Only for KRTW wired room thermostat Only for KRTR wirele...

Page 87: ...or unit type Backup heater type Backup heater power supply Backup heater configuration Electrical meter type Electrical meter type 3 balanced 3 unbalanced Benefit kWh rate power supply Regular kWh rate power supply 3 balanced 3 unbalanced A1P Main PCB A2P User interface PCB A3P Solar pump station PCB A3P On OFF thermostat PC power circuit A3P Heat pump convector A4P Digital I O PCB A4P Receiver PC...

Page 88: ...d wiring terminal for AC X5M Field wiring terminal for DC X6M X7M Backup heater terminal X4M Booster heater terminal Earth wiring Wire number 15 Field supply Connection continues on page 12 column 2 Several wiring possibilities Option Not mounted in switch box Wiring depending on model PCB Backup heater configuration only for 9W Backup heater configuration only for 9W User installed options User i...

Page 89: ...at a certain distance from the unit It is a relative value depending on the distance and acoustic environment Refer to sound spectrum drawing for more information Sound pressure 4 6 8 2 Sound power Sound pressure 4 6 8 2 Quantity Item Standard accessories m Maximum Height difference between outdoor unit and indoor unit kg m Additional refrigerant charge m Chargeless m Equivalent m Maximum m Minimu...

Page 90: ...Heating 13 Water flow rate Min 11 Water volume Water flow rate Nom RH LQ B Water flow rate Nom RLQ C Water flow rate Max l min l min l min l min bar inch bar bar l min l min l min l min l min bar l bar kg kg kg kg kg nominal ESP unit RLQ C nominal ESP unit RH LQ B 29 5 31 5 37 6 38 9 43 6 43 3 29 5 31 5 37 6 38 9 43 6 43 3 32 1 32 5 40 1 41 6 45 9 46 0 32 1 32 5 40 1 41 6 45 9 46 0 39 8 43 1 49 6 ...

Page 91: ...late heater for connection with optional FWXV demand input and output signal for connection with M3S for connection with M2S for connection with A3P for connection with R6T for connection with R5T for connection to optional KHW model Q2L Power supply for optional KHW domestic hot water pump Electricity meter type of wires type of wires quantity of wires type of wires quantity of wires type of wire...

Page 92: ...temperature C leaving evaporator water temperature C 1 PHASE C SERIES 4 8kW CLASS 1 PHASE C SERIES 4 8kW CLASS LEGEND ONLY BACKUP HEATER OPERATION NO OUTDOOR UNIT OPERATION OUTDOOR UNIT OPERATION IF SETPOINT 25 C OPERATION OF OUTDOOR UNIT POSSIBLE BUT NO GUARANTEE OF CAPACITY IF OUTDOOR TEMPERATURE 20 C or 25 C OUTDOOR UNIT WILL STOP INDOOR UNITAND BACKUP HEATER OPERATION WILL CONTINUE PULL DOWN A...

Page 93: ...C 1 PHASE C SERIES 6 8kW CLASS 1 PHASE 3 PHASE C SERIES 11 16kW CLASS 1 PHASE 3 PHASE C SERIES 11 16kW CLASS INDOOR UNITS CA SERIES INDOOR UNITS CA SERIES LEGEND ONLY BOOSTER HEATER OPERATION EKHW ONLY ONLY BOOSTER HEATER OPERATION EKHW ONLY ONLY BACKUP HEATER OPERATION EKHV BB EKHTS EHV CA ONLY ONLY BACKUP HEATER OPERATION EKHV BB EKHTS EHV CA ONLY OPERATION OF OUTDOOR UNIT POSSIBLE BUT NO GUARAN...

Page 94: ... C leaving evaporator water temperature C 1 PHASE C SERIES 4 8kW CLASS 1 PHASE C SERIES 4 8kW CLASS LEGEND ONLY BACKUP HEATER OPERATION NO OUTDOOR UNIT OPERATION OUTDOOR UNIT OPERATION IF SETPOINT 25 C OPERATION OF OUTDOOR UNIT POSSIBLE BUT NO GUARANTEE OF CAPACITY IF OUTDOOR TEMPERATURE 20 C or 25 C OUTDOOR UNIT WILL STOP INDOOR UNITAND BACKUP HEATER OPERATION WILL CONTINUE PULL DOWN AREA REMARK ...

Page 95: ...C 1 PHASE C SERIES 6 8kW CLASS 1 PHASE 3 PHASE C SERIES 11 16kW CLASS 1 PHASE 3 PHASE C SERIES 11 16kW CLASS INDOOR UNITS CA SERIES INDOOR UNITS CA SERIES LEGEND ONLY BOOSTER HEATER OPERATION EKHW ONLY ONLY BOOSTER HEATER OPERATION EKHW ONLY ONLY BACKUP HEATER OPERATION EKHV BB EKHTS EHV CA ONLY ONLY BACKUP HEATER OPERATION EKHV BB EKHTS EHV CA ONLY OPERATION OF OUTDOOR UNIT POSSIBLE BUT NO GUARAN...

Page 96: ...ed 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 temperature C Relative humidity 40 Relative humidity 60 Relative humidity 80 Example With ambient temperature of 25 C and relative humidity of 40 If entering water temperature is below 12 C condensation on water pip...

Page 97: ...7 95 2 32 7 53 2 40 7 08 2 48 12 9 20 1 82 8 97 1 95 8 73 2 11 8 37 2 29 8 01 2 39 7 52 2 47 12 9 20 1 82 8 97 1 95 8 73 2 11 8 37 2 29 8 01 2 39 7 52 2 47 15 10 03 1 79 9 77 1 91 9 46 2 08 9 10 2 26 8 65 2 37 8 14 2 47 15 10 03 1 79 9 77 1 91 9 46 2 08 9 10 2 26 8 65 2 37 8 14 2 47 20 11 51 1 76 11 21 1 87 10 85 2 05 10 44 2 24 9 89 2 36 9 31 2 47 20 11 51 1 76 11 21 1 87 10 85 2 05 10 44 2 24 9 ...

Page 98: ... 50 55 60 65 70 63 125 250 500 1000 2000 4000 8000 dBA ERLQ006CA NR0 NR5 NR10 NR15 NR20 NR25 NR30 NR35 NR40 NR45 NR50 NR55 NR60 NR65 NR70 NR75 10 20 30 40 50 60 70 10 15 20 25 30 35 40 45 50 55 60 65 70 63 125 250 500 1000 2000 4000 8000 dBA ERLQ008CA 3TW60817 1 OCTAVE BAND CENTER FREQUENCY dB NOTES DATA IS VALID AT FREE FIELD CONDITION DATA IS VALID AT NOMINAL OPERATION CONDITION dBA A WEIGHTED S...

Page 99: ...00 1000 2000 4000 8000 dBA ERLQ006CA NR0 NR5 NR10 NR15 NR20 NR25 NR30 NR35 NR40 NR45 NR50 NR55 NR60 NR65 NR70 NR75 10 20 30 40 50 60 70 10 15 20 25 30 35 40 45 50 55 60 65 70 63 125 250 500 1000 2000 4000 8000 dBA ERLQ008CA 3TW60817 2 OCTAVE BAND CENTER FREQUENCY dB NOTES DATA IS VALID AT FREE FIELD CONDITION DATA IS VALID AT NOMINAL OPERATION CONDITION dBA A WEIGHTED SOUND PRESSURE LEVEL A SCALE ...

Page 100: ...ESP kPa ESP kPa 4D078649_A min flow for 3V BUH min flow for 3V BUH min flow for 9W BUH Water flow rate l min Water flow rate l min ESP External Static Pressure Flow Waterflow through the unit Notes 1 Selecting a flow outside the area of operation can cause damage or malfunctioning of the unit See also minimum and maximum allowed waterflow range in the technical specifications 2 Water quality must ...

Page 101: ...A EHV 08S18CA ERLQ00 6 8 CA EHB 08CA EKHWS 150 ERLQ00 6 8 CA EHB 08CA EKHWS 200 ERLQ00 6 8 CA EHV 08S26CA ERLQ00 6 8 CA EHB 08CA EKHWS 300 130 120 110 100 90 80 70 60 50 40 130 120 110 100 90 80 70 60 50 40 ERLQ00 6 8 CA ERLQ004CA 40 45 50 40 45 50 40 45 50 160 140 120 100 80 60 40 Heat up times GBS 1 Notes 1 Time required to heat up the tank starting from a temp of 10 C up to the indicated temp w...

Page 102: ...16S18CA ERLQ014C EHV 16S18CA ERLQ016C EHV 16S18CA ERLQ011C EHB 16CA EKHWS 200 ERLQ014C EHB 16CA EKHWS 200 ERLQ016C EHB 16CA EKHWS 200 EHV 16S18CA EHV 16S26CA 38 52 69 55 80 EKHWS 150 EKHWS 200 EKHWS 300 ERLQ016C EHB 16CA 40 45 50 40 45 50 40 45 50 40 45 50 140 130 120 110 100 90 80 70 60 50 40 100 90 80 70 60 50 40 30 100 90 80 70 60 50 40 30 140 130 120 110 100 90 80 70 60 50 40 4D079038 page 2 H...

Page 103: ...hot water tank volume 3 Tank temperature C Heat loss kWh 24h Notes 2 Time required to heat up the tank starting from a temp of 10 C up to the indicated temp with the heatpump only 3 According to EN16147 4 According to EN12897 If a higher daily Veq 40 C is required then additional heat up cycles are required within 24 hours Refer to the operation manual for more information Tank Heat loss kWh 24h T...

Page 104: ...H X 008 EHV H X 008 5 3 0 3 6 7 40 42 CC HC COP EER LWE LWC Ta LWC C CC kW EER Ta C EWC C LWC C HC kW COP 3 40 3 40 3 20 3TW60819 3A Certification program Required setup of unit for test Nominal Nominal NF PAC Ecolabel Mode cooling heating Promotelec Ecolabel Eurovent Symbols Leaving Water Evaporator temperature C Leaving Water Condensor temperature C Ambient temperature C DB WB Coefficient of Per...

Page 105: ...fied model the actual BUH capacity depends on the actual internal upwiring 10 Kit to be mounted on domestic hot water tank that provides connection to solar panels for additional water heating 11 If installation on tank A version both kits are required 12 Kit is only necessary when installing KSOLHWAV1 on a UK tank B series KHWSU 150 200 300 B3V3 13 KUHWB KUHWA 2 way valve and 2 way valve accessor...

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Daikin EHBH04CA, Installer'S Reference Manual

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