Mitsubishi Electric EHWT17D-MHEDW Data Book Download Page 9

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3.4 Water to Water Heat Pump (WTW)

EHWT17D-MHEDW

Flow rate
Ambient loop: 19.2 L/min Heating: 12.4 L/min
W10W35

Capacity

COP

100%

6.5

5.7

75%

4.8

5.9

50%

3.2

5.7

25%

1.6

4.2

Ambient loop: 14.4 L/min Heating: 12.4 L/min
W15W35

Capacity

COP

100%

7.4

6.4

75%

5.5

7.2

50%

3.7

6.6

25%

1.8

4.7

Ambient loop: 9.6 L/min Heating: 12.4 L/min
W20W35

Capacity

COP

100%

7.5

6.8

75%

5.6

7.6

50%

3.7

7.2

25%

1.8

6.0

Ambient loop: 9.6 L/min Heating: 12.4 L/min
W25W35

Capacity

COP

100%

8.3

8.4

75%

6.2

9.3

50%

4.1

9.2

25%

2.0

9.1

W10W45

Capacity

COP

100%

6.3

4.3

75%

4.7

4.4

50%

3.1

4.1

25%

1.5

2.8

W15W45

Capacity

COP

100%

7.1

4.8

75%

5.3

5.2

50%

3.5

4.5

25%

1.7

3.1

W20W45

Capacity

COP

100%

7.3

5.2

75%

5.4

50%

3.6

4.8

25%

1.8

3.4

W25W45

Capacity

COP

100%

8.1

5.9

75%

6.0

6.9

50%

4.0

6.3

25%

2.0

4.2

W10W55

Capacity

COP

100%

5.9

3.0

75%

4.4

3.1

50%

2.9

2.6

25%

1.4

1.6

W15W55

Capacity

COP

100%

6.7

3.5

75%

5.0

3.5

50%

3.3

2.9

25%

1.6

1.8

W20W55

Capacity

COP

100%

7.0

3.8

75%

5.2

3.7

50%

3.5

3.2

25%

1.7

2.2

W25W55

Capacity

COP

100%

7.8

4.3

75%

5.8

5.1

50%

3.9

4.6

25%

1.9

2.9

COP contains the "pump input (Based on EN 14511)"

100%: MAX Capacity

Performance data

B-35

Cylinder

unit/

Hydrobox/GSHP/WTW

Summary of Contents for EHWT17D-MHEDW

Page 1: ...DATA BOOK Vol 5 5 R32 ...

Page 2: ......

Page 3: ...high pressure in the refrigerant line and may result in an explosion and other hazards The use of any refrigerant other than that specified for the system will cause mechanical failure or system malfunction or unit breakdown In the worst case this could lead to a serious impediment to securing product safety Outdoor unit A 1 Cylinder unit Hydrobox Ground Source Heat Pump B 1 Flow temp controller C...

Page 4: ......

Page 5: ... 4 Refrigerant system diagrams A 49 5 Performance data A 53 5 1 Cooling performance data A 53 5 2 Heating performance data A 56 5 3 Part load chart A 66 5 4 Best COP A 83 5 5 Correcting capacity for changes in the length of refrigerant piping A 84 6 Noise criterion curves A 86 7 Estimated noise level based on the distance from Outdoor unit A 90 8 Earthquake proof strength analysis A 93 9 Error cod...

Page 6: ... switch functions B 49 4 4 Field wiring B 50 4 5 Water circuit diagrams B 60 4 6 Installation B 67 4 7 System Set Up B 73 4 8 Service and Maintenance B 89 5 Hydrobox B 101 5 1 Outlines and dimensions B 101 5 2 Wiring diagrams B 104 5 3 Dip switch functions B 109 5 4 Field wiring B 110 5 5 Water circuit diagrams B 117 5 6 Installation B 120 5 7 System Set Up B 126 5 8 Service and Maintenance B 142 ...

Page 7: ...mp WTW B 208 7 1 Outlines and dimensions B 208 7 2 Wiring diagrams B 210 7 3 DIP Switch Function FTC B 211 7 4 Field wiring B 212 7 5 Water circuit diagrams B 220 7 6 Installation B 224 7 7 System Set Up B 233 7 8 Service and Maintenance B 255 7 9 Supplementary information B 267 B 2 Cylinder unit Hydrobox GSHP WTW ...

Page 8: ...ircuit water Domestic hot water CBH18 18H Domestic hot water tank Volume L 170 Material Duplex 2010 stainless steel EN10088 Declared load profile L Average climate ηwh water heating efficiency 171 Water heater energy efficiency class A Expansion vessel Primary circuit Volume L Charge pressure MPa Safety device Primary circuit Control thermistor C 1 to 80 Pressure relief valve MPa 0 3 Flow sensor M...

Page 9: ...4 1 9 2 25 2 0 9 1 W10W45 Capacity COP kW 100 6 3 4 3 75 4 7 4 4 50 3 1 4 1 25 1 5 2 8 W15W45 Capacity COP kW 100 7 1 4 8 75 5 3 5 2 50 3 5 4 5 25 1 7 3 1 W20W45 Capacity COP kW 100 7 3 5 2 75 5 4 5 4 50 3 6 4 8 25 1 8 3 4 W25W45 Capacity COP kW 100 8 1 5 9 75 6 0 6 9 50 4 0 6 3 25 2 0 4 2 W10W55 Capacity COP kW 100 5 9 3 0 75 4 4 3 1 50 2 9 2 6 25 1 4 1 6 W15W55 Capacity COP kW 100 6 7 3 5 75 5 0...

Page 10: ...es 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE OCTAVE BAND SOUND PRESSURE LEVEL dB 0 dB 0 0002 µbar BAND CENTRE FREQUENCIES Hz NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 Cylinder unit Pump speed primary circuit 5 Pump speed sanitary circuit 2 Flow rate 20L min SPL 29dB 90 80 70 60 50 40 30 20 10 63 125 250 500 1000 2000 4000 8000 APP...

Page 11: ...ND PRESSURE LEVEL dB 0 dB 0 0002 µbar BAND CENTRE FREQUENCIES Hz Water to Water heat pump WTW Pump speed 5 Flow rate 20L min SPL 27dB NC 60 NC 50 NC 40 NC 30 NC 20 NC 70 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE Performance data 3 B 37 Cylinder unit Hydrobox GSHP WTW ...

Page 12: ...connecting to the side Including service space for Module removal Sufficient space MUST be left for the provision of discharge pipework as detailed in National and Local Building Regula tions The heat pump unit must be located indoors and in a frost free environment for example in a utility room to minimise heat loss from stored water B 209 Water to Water Heat Pump WTW 7 Cylinder unit Hydrobox GSH...

Page 13: ...D RD BK 3 1 CN2 RD 1 7 7 1 2 CN6 WH TH8 t 1 2 CN4 WH 2 2 BU TRANS 2 1 3 4 CN401 to 7 1 4 CN401 WH CN401 WH 1 4 to 7 TAB1 1 3 CNBC GY Pressure Independent Control Valve 1 2 TB2 CNBHT BK 1 3 DT 1 3 TB1A TB3A 1 3 CNBC GY CNBHT BK 1 3 Symbols used in wiring diagram are connector terminal block M 1 M 1 M 1 M 1 M 1 M 1 M 1 Tool Tool Conductor Conductor Outline view Top view How to use TBO 1 to 4 Connect...

Page 14: ...FF SW2 6 Mixing tank WITHOUT Mixing tank WITH Mixing tank OFF SW2 7 2 zone temperature control Inactive Active 4 OFF SW2 8 ON SW3 SW3 1 Room thermostat 2 input IN6 logic change Zone2 operation stop at thermostat short Zone2 operation stop at thermostat open OFF SW3 2 Flow switch 2 3 input IN3 7 logic change Failure detection at short Failure detection at open OFF SW3 3 ON SW3 4 Electric energy met...

Page 15: ...ould use the cable strap Output cables should use the cable strap Input cables PICV power cables and PICV output ca bles should use the cable strap Power cables should use the cable strap On completion of wiring ensure main remote controller ca ble is connected to the relay connector Before connecting the main remote controller cable re move the fastener bundling the cable between the power circui...

Page 16: ...a breaker with that function along the same power line 2 A breaker with at least 3 0 mm contact separation in each pole shall be provided Use earth leakage breaker NV The breaker shall be provided to ensure disconnection of all active phase conductors of the supply 3 The values given in the table above are not always measured against the ground value 4 Use wires in conformity with design 60245 IEC...

Page 17: ...peration 3 IN5 TBI 2 7 8 Outdoor thermostat input 2 Standard operation Heater operation Boiler operation 3 IN6 TBI 2 5 6 Room thermostat 2 input 1 Refer to SW3 1 in 7 3 1 DIP Switch Functions IN7 TBI 2 3 4 Flow switch 3 input Zone2 Refer to SW3 2 in 7 3 1 DIP Switch Functions IN8 TBI 3 7 8 Electric energy meter 1 4 IN9 TBI 3 5 6 Electric energy meter 2 IN10 TBI 2 1 2 Heat meter IN11 TBI 3 3 4 Smar...

Page 18: ...temp Option 1 THW10 TBI 6 5 6 Thermistor Mixing tank water temp PAC TH012HT E THWB1 TBI 6 7 8 Thermistor Boiler flow water temp Option 1 Ensure to wire thermistor wirings away from the power line and or OUT1 to 15 wirings 1 The maximum length of the thermistor wiring is 30 m When the wires are wired to adjacent terminals use ring terminals and insulate the wires The length of the optional thermist...

Page 19: ...me Terminal block Connector Item OFF ON Signal Max current Max total current OUT1 TBO 1 1 2 CNP1 Water circulation pump 1 output Space heating DHW OFF ON 230V AC 0 6A Max 3 0A OUT2 TBO 1 3 4 Water circulation pump 2 output Space heating for Zone1 OFF ON 230V AC 1 0A Max OUT3 TBO 1 5 6 Water circulation pump 3 output Space heating for Zone2 1 OFF ON 230V AC 1 0A Max 2 way valve 2b output 2 OUT14 CN...

Page 20: ...ure is common for Zone1 and 2 1 Pipe work 2 DIP switch Turn DIP switch 3 6 ON 3 2 way valve 2a for Zone1 2 way valve 2b for Zone2 Electrically wire 2 way valve 2a and 2b to the appropriate external output terminals Refer to External outputs in 7 4 2 4 Room thermostat connection 1 Zone1 2 way valve 2a local supply 2 Zone2 2 way valve 2b local supply 3 Water circulation pump 2 local supply 1 4 By pa...

Page 21: ...ply is OFF and turn DIP switch 4 4 and 4 5 on FTC ON Turn ON the power supply 2 To end operation 1 Turn OFF the power supply Turn DIP switch 4 4 and 4 5 on FTC OFF 1 When the water circuit only operation is ended ensure to check over the settings after ambient loop is connected and fully charged Note Prolonged running of this operation may affect the life of the electric heater If booster heater e...

Page 22: ... all off 6 The read and write operations have been verified using the following SD memory cards however these operations are not always guaranteed as the specifications of these SD memory cards could change Manufacturer Model Tested in Verbatim 44015 Mar 2012 SanDisk SDSDB 002G B35 Oct 2011 Panasonic RP SDP04GE1K Oct 2011 Arvato 2GB PS8032 TSB 24nm MLC Jun 2012 Arvato 2GB PS8035 TSB A19nm MLC Jul ...

Page 23: ...HW1 26 Return water temp thermistor THW2 27 DHW tank water temp thermistor THW5A 28 DHW tank water temp thermistor THW5B 29 Refrigerant liquid temp thermistor TH2 30 Module 31 Drain pipe Local supply 32 Expansion vessel Sanitary circuit water 1 33 Isolating valve Local supply 34 Magnetic filter Local supply Recommended 35 PICV Pressure Independent Control Valve Local supply 36 Compressor 37 High p...

Page 24: ...item 46 and the heat pump unit safety matter For space heating primary circuit a suitable expansion vessel MUST be supplied and fitted by installer See figure 7 6 4 Be sure to install a magnetic filter item 34 on the inlet pipework to the heat pump unit Suitable drain pipework should be attached to the relief valves instructed to be connected to it in Figure 7 5 2 in accordance with your country s...

Page 25: ...rn water temp thermistor THW9 9 Zone2 water circulation pump local supply Optional part PAC TH011 E Optional part PAC TH011 E 10 Zone2 heat emitters e g underfloor heating local supply 11 Boiler flow water temp thermistor THWB1 12 Mixing tank thermistor THW10 13 Boiler local supply 14 Zone1 2 way valve local supply 15 Zone2 2 way valve local supply 16 Bypass valve local supply Optional part PAC TH...

Page 26: ... 7 4 5 a b a b a b 3 5 6 1 Air to Water Heat Pump 2 Header 3 Buffer Tank 4 Central plate Heat source Heat pump 5 Pump 6 Valve 7 Heat exchanger B 223 Water to Water Heat Pump WTW 7 Cylinder unit Hydrobox GSHP WTW Cylinder unit Hydrobox GSHP WTW ...

Page 27: ...enough Care should be taken that minimum distances around and in front of the unit for service access are observed Figure 7 6 2 Secure the heat pump unit to prevent it being knocked over Install the heat pump unit where it is not exposed to water excessive moisture Service access diagrams Service access Parameter Dimension mm a 300 b 150 c distance behind unit not visible in Figure 7 6 2 10 d 700 ...

Page 28: ...ure the wiring from the top of the unit to the wall or ceiling Repositioning If you need to move the heat pump unit to a new position FULLY DRAIN the heat pump unit before moving to avoid damage to the unit See earlier instruction transportal han dling Warning Refrigerant pipes connection shall be accessible for maintenance purposes Primary sanitary Plate heat exchanger Water Primary Water Sanitar...

Page 29: ...e module The module is then re installed in reverse order When returning the Module unit assy to the unit be careful not to get your hands caught between the unit and the Module unit assy Hold the module unit assy with nylon bands Module handles NOT the corners of it HAZARD 4 Pull the MODULE BOX out by using the MODULE HANDLES B 226 Water to Water Heat Pump WTW 7 Cylinder unit Hydrobox GSHP WTW ...

Page 30: ...the system to remove chemical cleanser The responsible installer should decide if anti freeze solution is necessary for each site s conditions Corrosion inhibitor however should ALWAYS be used Installation Ambient loop Before installation of heat pump unit thoroughly cleanse pipework of building debris solder etc using a suitable chemical cleansing agent Flush the system to remove chemical cleanse...

Page 31: ...r DHW pipe accessory parts into the pipes and tighten them from 0 75 to 1 25 turns Do not over tighten compression fittings as this will lead to deformation of the olive ring and potential leaks Note Before brazing pipes in the field protect pipes on the cylinder unit using wet towels etc as heat shield Insulation of Pipework All exposed water pipework should be insulated to prevent unnecessary he...

Page 32: ...pump can be run at a different speed to the heat pump unit s in built pump 2 Sanitary circuit Default setting Speed 2 DHW circulation pump MUST be set to speed 2 Immersion heater When an immersion heater is fitted do NOT energise the heater until the DHW tank is full of water Also do NOT energise any immersion heater if any sterilisation chemicals remain in the DHW tank as this will cause prematur...

Page 33: ...r to a safe discharge see Figure 7 6 6 Note 2 Alternatively the discharges from the expansion relief valve and T P relief valve may commonly discharge to a singular tundish so long as this tundish is located within 500 mm of the T P relief valve in UK When connecting discharge pipes to the safety de vices beware not to strain the inlet connections Diagram part No Description Connection size Connec...

Page 34: ...n the pipework C Be installed with a continuous fall D Have discharges visible at both the tundish and the final point of discharge but where this is not possible or is practically difficult there should be clear visibility at one or other of these locations Examples of acceptable discharge arrangements are i Ideally below a fixed grating and above the water seal in a trapped gully ii Downward dis...

Page 35: ...ed Ambient loop inlet and outlet pipework should not be run close together where possible to avoid unwanted heat transfer Pipework between Local System2 and heat pump unit should be insulated with suitable pipe insulation material with a thermal conductivity of 0 04 W m K Filling the System Ambient loop 1 Check and charge expansion vessel If expansion vessel is used close the valve under the expan...

Page 36: ...temperature To use this function a room thermistor needs to be present in a main living area This can be done in a number of ways the most convenient are detailed below Refer to heating section of this manual for instructions on how to set compensation curve Flow temp or Room temp Auto adaptation For instructions on how to set the thermistor input for the FTC please refer to Initial settings secti...

Page 37: ... remote controller can be used for monitoring the room temperature for Auto Adaptation function whilst keeping all its features of the main remote controller available The main remote controller and FTC are connected by a 2 core 0 3 mm non polar cable local supply with a maximum length of 500 m To use the sensor in the main remote controller the main remote controller should come off from the heat...

Page 38: ...is option features the main remote controller the Mitsubishi Electric thermistor and a locally supplied thermostat that are wired to FTC The thermistor is used to monitor the Zone1 room temperature and the thermostat is used to control the Zone2 room temperature The thermostat can be also allocated to Zone1 and the thermistor to Zone2 The thermistor can not make any changes in control operation An...

Page 39: ...mperature of the heat pump unit instead of room temperature This will affect the output of the space heating The thermostat is used to set the maximum temperature for heating Zone2 room The thermostat is wired to IN6 on FTC If the thermostat is allocated to Zone1 wire it to external input IN1 on TBI 1 Refer to 7 4 2 Note Wiring for main remote controller cable shall be 5 cm or more apart from powe...

Page 40: ...booster or immersion heater are in use 4 Target temperature Target flow temperature Target room temperature Compensation curve 5 OPTION Pressing the function button below this icon will display the option screen 6 Increase desired temperature 7 Decrease desired temperature 8 Z1 Z2 Pressing the function button below this icon switches between Zone1 and Zone2 Information Pressing the function button...

Page 41: ...total month to date Delivered heat energy in total month to date To monitor the energy values in each operation mode for month to date last month the month before last year to date last year press F4 to access to the Energy monitor menu Note If a certain accuracy is required for the monitoring the method to display captured data from external energy meter s should be set up Contact your installer ...

Page 42: ...ent on access level Domestic Hot water DHW Heating Schedule timer Holiday mode Initial settings Service Password protected Main menu Long Press Icon Description Hot water DHW Heating Schedule timer Holiday mode Initial settings Service Initial Settings 1 From the main settings menu use F2 and F3 buttons to highlight Ini tial settings icon and select by pressing CONFIRM 2 Use F1 and F2 buttons to s...

Page 43: ... monitoring the room temperature from Zone1 and Zone2 separately Control option Remote Control ler Options Corresponding initial settings room sensor Zone1 Zone2 A Room RC1 8 one each for Zone1 and Zone2 B TH1 C Main remote controller D Not specified if a field supplied room thermostat is used Room RC1 8 one each for Zone1 and Zone2 if a wireless remote controller is used as a room thermostat 4 Fr...

Page 44: ...Timer Heating ON Prohibited Timer Energy monitor Consumed electrical energy Delivered energy Normal Eco DHW max temp Hot water temp Frequency Start time Max operation time Duration of max temp DHW max temp drop DHW max operation time DHW mode restriction Active Non active Heating room temp Heating flow temp Heating compensation curve Heating room temp Heating flow temp Heating compensation curve C...

Page 45: ... Boiler Boiler efficiency Booster heater 2 capacity Booster heater 1 capacity Priority Ambient Cost CO2 Ambient Intelligent settings Minimum temp Minimum ON OFF Mode Interval Maximum temp Maximum Lower limit Upper limit Minimum Maximum Delay ON OFF Booster heater Immersion heater 1 For more details refer to the installation manual of PAC TH012HT E Menu Analog output Priority Interval Heat pump set...

Page 46: ... OFF Heating Pump cycles Smart grid ready DHW Target temp ON OFF Target temp ON OFF Heating Interval ON OFF Target temp Start Finish Temp increase step Temp decrease step Max temp Max temp period Increase interval Decrease interval Flow temp Increase Flow temp Decrease Floor dry up function ON OFF Ambient temp Judgement time Forced heating ON Summer mode Water flow control Summer mode ON OFF Ambie...

Page 47: ...ode raises boiling up frequency resulting in increase in power consumption Domestic Hot Water DHW Legionella Prevention The domestic hot water and legionella prevention menus control the operation of DHW tank heat ups DHW mode settings 1 Highlight the hot water icon and press CONFIRM 2 Use button F1 to switch between Normal and Eco heating modes 3 To edit the mode press down the MENU button for 3 ...

Page 48: ...costs The installer should give care ful consideration to the necessity of legionella prevention treatment whilst not wasting energy by heating the stored water for excessive time periods The end user should un derstand the importance of this feature ALWAYS COMPLY WITH LOCAL AND NATIONAL GUID ANCE FOR YOUR COUNTRY REGARDING LEGIONEL LA PREVENTION Legionella Prevention Mode settings LP mode 1 Use b...

Page 49: ...n and user s desired requirements Explanation of compensation curve During late spring and summer usually the demand for space heating is reduced To prevent the heat pump from producing excessive flow temperatures for the primary circuit the com pensation curve mode can be used to maximise efficiency and reduce running costs The compensation curve is used to restrict the flow tempera ture of the p...

Page 50: ...croll through the selecting each subtitle in turn by pressing CONFIRM 3 The schedule timer sub menu will be displayed The icons show the following modes Heating DHW 4 Use F2 and F3 buttons to move between mode icons press CONFIRM to be shown the PREVIEW screen for each mode Holiday Mode Holiday mode can be used to keep the system running at lower flow temperatures and thus reduced power usage whil...

Page 51: ...n will be displayed 10 Use buttons F2 F3 to move to the point at which you do not want the selected mode to be active press CONFIRM to start 11 Use F3 button to set the required time of inactivity then press CONFIRM 12 You can add up to 4 periods of inactivity within a 24 hour interval 13 Press F4 to save settings When scheduling heating button F1 changes the scheduled variable between time and te...

Page 52: ...nge the settings whilst the unit is running the main remote controller will display a reminder message prompting the installer to stop operation before continuing By selecting Yes the unit will cease operation Selected Running Error indication Manual operation and heat source setting can not be selected if the system is running A screen will be displayed asking the installer to stop the system bef...

Page 53: ...setting is heat pump and all electric heaters present in the system to be operational This is referred to as standard operation on the menu Operation settings Heating operation This function allows operational setting of flow temperature range from the heat pump unit and also the time interval at which the FTC collects and processes data for the auto adaptation mode Menu subtitle Function Range Un...

Page 54: ...door ambient temperature at which simultaneous operation starts is 30 C to 10 C default 15 C System shall automatically return to routine operation This will happen when the outdoor ambient temperature rises above the selected temperature for this specific mode of operation Cold weather function For extremely low outdoor ambient temperature conditions when the heat pump s capacity is restricted th...

Page 55: ...ay not be maintained Energy monitor settings 1 General description End user can monitor accumulated 1 Consumed electrical energy and Delivered heat energy in each operation mode 2 on the main remote controller 1 Monthly and Year to date 2 DHW operation Space heating Refer to the menu tree in Main Settings Menu for how to check the energy and 7 3 DIP switch functions for the details on DIP SW setti...

Page 56: ...ations of heat pump and electric heater and performs boiler operation The selection of Heater whilst a signal is being sent to IN5 performs electric heater only operation and the selection of Boiler performs boiler operation Password input screen Password verify screen 2 Actual measurement by external meter locally supplied FTC has external input terminals for 2 Electric energy meters and a Heat m...

Page 57: ...1 OFF SW7 2 OFF SW7 3 OFF SW7 4 OFF SW7 5 OFF SW7 6 OFF SW8 SW8 1 OFF SW8 2 OFF SW8 3 OFF SW9 SW9 1 Always OFF SW9 2 OFF SW9 3 OFF SW9 4 OFF Table 7 7 1 Note 1 Power failure automatic recovery can be set by either remote controller or this DIP SW If one of them is set to ON Auto recovery activates 2 Please do not use SW7 3 4 usually Trouble might be caused by the usage condition 1 3 1 3 TH33 YE 1 ...

Page 58: ...Check the voltage across the outdoor unit terminals S1 and S2 See 7 4 Field wiring Check the cable between the terminals and N F board Check the cable between CNAC1 of the N F board and CNAC of the controller circuit board Check the cable between CN01 of the FTC board and CNS of the controller circuit board 3 FTC failure 3 Check the FTC control board Check the fuse on FTC control board Check for f...

Page 59: ...cannot be reset using the manual reset button 4 Check resistance across the thermal cut out if open then connection is bro ken and the booster heater will have to be replaced Contact your Mitsubishi Electric dealer 5 Immersion heater cut out has been triggered 5 Check immersion heater thermostat and press reset button located on immer sion heater boss if safe If the heater kept running with no wat...

Page 60: ... mixing valve failure 5 Inspect the mixing valve Refer to the manual included with each motorized mixing valve 15 After DHW operation room temperature rises slightly At the end of the DHW mode operation the 3 way valve diverts hot water away from the DHW circuit into space heating circuit This is done to prevent the unit components from overheating The amount of hot water directed into the space h...

Page 61: ...ot cor rect Note There could be some discrepancies between the actual and the calculated values If you seek for accuracy please make sure to connect power meter s and heat meter to FTC board Both should be locally supplied 1 Incorrect setting of the energy monitor 1 Check the setting by following the procedure below 1 Check if the DIP switch on FTC board is set as the table below Consumed electric...

Page 62: ...tion of DHW tank water temp thermistor THW5B Flow rate of the sanitary circuit may be reduced Check for water circulation pump function LL Setting errors of DIP switches on FTC control board For boiler operation check that DIP SW1 1 is set to ON With Boiler and DIP SW2 6 is set to ON With Mixing Tank For 2 zone temperature control check DIP SW2 7 is set to ON 2 zone and DIP SW2 6 is set to ON With...

Page 63: ...al operation Check DIP SW6 3 and turn it OFF Disconnection of wire between UNIT SIDE and MODULE SIDE Refer to How to remove the module Check connection of the wire between UNIT SIDE and MODULE SIDE F5 5201 63H connector open Abnormal if 63H connector circuit is open for 3 minutes continuously after power supply 63H High pressure switch Disconnection or contact failure of 63H connector on C B Check...

Page 64: ... temperature by microprocessor Defective C B Replace C B U4 TH3 5105 TH7 5106 TH8 5110 TH32 5132 TH34 5134 Open short of heat pump unit thermistors TH3 TH32 TH34 TH7 and TH8 Abnormal if open or short is detected during compressor operation Open detection of TH3 TH32 and TH34 is inoperative for 10 seconds to 10 minutes after compressor starting Note Check which unit has abnormality in its thermisto...

Page 65: ...normal if TH33 TH4 exceeds 20 C and TH33 exceeds 80 C dur ing compressor operation Defective linear expansion valve Check linear expansion valve Defective C B Replace C B UF 4100 Compressor overcurrent inter ruption When compressor locked Abnormal if overcurrent of DC bus or compressor is detected within 30 seconds after compressor starts operating Decrease of power supply voltage Check facility o...

Page 66: ... by a qualified individual Any required parts should be purchased from Mitsubishi Electric NEVER bypass safety devices or operate the unit without them being fully operational For more details refer to service handbook Draining the heat pump unit and its primary heating circuit local WARNING DRAINED WATER MAY BE VERY HOT 1 Firstly to eliminate any air in heat pump unit pipe works engage the DHW pu...

Page 67: ...in Heating Zone1 operation mode Heating room temp Heating flow temp Heating compensation curve Room temp Zone2 operation mode 1 Heating room temp Heating flow temp Heating compensation curve Compensa tion curve Compensa tion curve Hi flow temp set point Zone1 outdoor ambient temp 30 C to 33 C 15 C Zone1 flow temp 20 C to 60 C 50 C Zone2 outdoor ambient temp 1 30 C to 33 C 15 C Zone2 flow temp 1 20...

Page 68: ...eater Boiler Hybrid 3 Standard Heat pump set tings Heat pump flow rate range Minimum 0 to 100L min 5 L min Maximum 0 to 100L min 100 L min Quiet mode Day Mon to Sun Time 0 00 to 23 45 Quiet level Normal Level1 Level2 Normal Operation settings Heating operation 4 Flow temp range 6 Minimum temp 20 to 45 C 30 C Maximum temp 35 to 60 C 50 C Room temp control 9 Mode Normal Fast Normal Interval 10 to 60...

Page 69: ...ted pump Pump 2 0 to 200W 0W Pump 3 0 to 200W 0W Pump 4 0 to 200W 72W Electric energy meter 0 1 1 10 100 1000 pulse kWh 1000 pulse kWh Heat meter 0 1 1 10 100 1000 pulse kWh 1000 pulse kWh External input set tings Demand control IN4 Heat source OFF Boiler operation Boiler operation Outdoor thermostat IN5 Heater operation Boiler operation Boiler operation Thermo ON output Zone1 Zone2 Zone1 2 Zone1 ...

Page 70: ...rature thermistor is an optional part 2 OUT10 has no voltage across it 3 Boiler heating is controlled on off by the Room temp thermostat Main remote controller settings 1 Go to Service menu Heat source setting and choose Boiler or Hybrid 4 2 Go to Service menu Operation settings Boiler settings to make detailed settings for Hybrid above 4 The Hybrid automatically switches heat sources between Heat...

Page 71: ...MEMO ...

Page 72: ...Installing Wireless Receiver D 14 5 Pairing process D 19 6 Setting wireless remote controllers D 20 7 Wireless Receiver Operation D 23 8 Q A D 25 9 Specifications D 26 3 Immersion Heater D 27 4 EHPT Accessories for UK D 33 5 HIGH TEMP THERMISTOR D 37 6 HIGH TEMP THERMISTOR D 40 7 2 ZONE KIT D 43 8 PRESSURE SENSOR D 53 9 FLOW SENSOR D 55 Optional parts Optional parts D 1 ...

Page 73: ...0X MHEDW Wireless remote controller PAR WT50R E Wireless receiver PAR WR51R E Thermistors PAC SE41TS E For room temp PAC TH011 E For zone flow and return temp PAC TH012HT E For boiler and buffer 5 m PAC TH012HTL E For boiler and buffer 30 m Immersion heater PAC IH01V2 E 1Ph 1kW PAC IH03V2 E 1Ph 3kW EHPT accessories for UK PAC WK02UK E Wi Fi interface MAC 587IF E 2 zone kit PAC TZ02 E Expansion ves...

Page 74: ... PAC SH97DP E PAC SJ83DP E Control Service Tool PAC SK52ST Defrost Heater MAC 642BH U1 1 Cannot be used for cold climate 2 Attachment PAC SJ82AT E is necessary for the Air Guide Interface Flow temperature control Parts name Model name Specification Power Inverter PUZ WM50VHA BS PUZ WM60VAA BS PUZ WM85V YAA BS PUZ WM112V YAA BS PUZ HWM140V YHA BS Flow Temperature Controller PAC IF033B E 1 PC Board ...

Page 75: ...PAC SK52ST Control Service Tool 1 Defrost Heater MAC 642BH U1 Defrost heater with 2 pin lead assembly 1 Heater support 1 Cable tie 1 Cable clamp 1 Self drilling screw 2 Wiring diagram 1 Insulation 1 3 pin lead assembly 1 Capacity step control interface PAC IF011B E PC Board 1 Case 1 Thermistor 2 Flow temperature controller PAC IF033B E PC Board 1 Case 1 Thermistor 3 Remote controller 1 Remote cont...

Page 76: ... Pressure sensor PAC PS01 E Pressure sensor 20 Flow sensor PAC FS01 E Flow sensor body 1 Flow sensor cable 1 O ring 2 Expansion vessel kit PAC EVP12 E1 Expansion vessel 12L 1 5 bar pressure relief valve 1 Notes 1 Two thermistors per package 10 packages per carton 2 One thermistors per package 10 packages per carton 3 One thermistors per package 5 packages per carton Optional parts D 5 Optional par...

Page 77: ...or PUHZ SW75 12 7 15 88 Wi Fi interface MAC 587IF E 2 zone kit PAC TZ02 E Expansion vessel kit PAC EVP12 E1 12L Indoor unit Cylinder unit Parts name Model name Specification Cylinder unit EHST20D YM9D EHST20D YM9ED EHST20D TM9D Wireless remote controller PAR WT50R E Wireless receiver PAR WR51R E Thermistors PAC SE41TS E For room temp PAC TH011 E For zone flow and return temp PAC TH011TK2 E For tan...

Page 78: ...H011TK2 E For tank temp 5 m PAC TH011TKL2 E For tank temp 30 m PAC TH012HT E For boiler and buffer 5 m PAC TH012HTL E For boiler and buffer 30 m Immersion heater PAC IH01V2 E 1Ph 1kW PAC IH03V2 E 1Ph 3kW Joint pipe PAC SG72RJ E For PUHZ SW75 6 35 9 52 PAC SG73RJ E For PUHZ SW200YKA SHW230YKA2 BS 9 52 12 7 PAC SG74RJ E For PUHZ SW75 12 7 15 88 Wi Fi interface MAC 587IF E 2 zone kit PAC TZ02 E Expan...

Page 79: ...te controller PAR WT50R E Wireless receiver PAR WR51R E Thermistors PAC SE41TS E For room temp PAC TH011 E For zone flow and return temp PAC TH011TK2 E For tank temp 5 m PAC TH011TKL2 E For tank temp 30 m PAC TH012HT E For boiler and buffer 5 m PAC TH012HTL E For boiler and buffer 30 m Immersion heater PAC IH01V2 E 1Ph 1W Wi Fi interface MAC 587IF E 2 zone kit PAC TZ02 E Expansion vessel kit PAC E...

Page 80: ...ol PAC SK52ST Defrost Heater MAC 642BH U1 Parts name Model name ZUBADAN PUD SHWM60VAA PUD SHWM80VAA PUD SHWM80YAA PUD SHWM100VAA PUD SHWM100YAA PUD SHWM120VAA PUD SHWM120YAA PUD SHWM140VAA PUD SHWM140YAA Connector for Drain Hose Heater Signal Output PAC SE60RA E PAC SE61RA E Air discharge Guide MAC 886SG E PAC SJ07SG E PAC SG59SG E PAC SH96SG E 2 2 2 2 2 Air Protection Guide PAC SJ06AG E PAC SH63A...

Page 81: ...stem controllers PAC IF071B E 1 PC Board w Case PAC SIF051B E 1 PC Board w Case Pressure sensor PAC PS01 E 20 PC Pressure sensor Flow sensor PAC FS01 E 1 PC Flow sensor Thermistor PAC TH011 E 3 Pressure sensor PAC PS01 E is required CONTENTS Parts name Model name Contents Q ty Air discharge guide MAC 886SG E Air discharge guide 1 Screw 4 PAC SJ07SG E Air discharge guide 1 Support For right and lef...

Page 82: ... PAC SIF051B E PC Board 1 Case 1 Thermistor 1 Flow Return water temp thermistor 1 Remote controller cable 10m 1 SD memory card 1 Thermistors PAC TH011 E For zone flow and return temp 201 PAC TH011TK2 E For tank temp 5m 102 PAC TH011TKL2 E For tank temp 30m 53 PAC TH012HT E For boiler and buffer 5m 102 PAC TH012HTL E For boiler and buffer 30m 53 2 zone kit PAC TZ02 E 2 zone kit 1 Flexible hose 2 Co...

Page 83: ...ration or fire could result Others Do not use sharp objects to press the but tons Electric shock or breakdown may result Do not touch or operate the device with wet hands Electric shock or breakdown may result Do not wash the device with water or solu tion or the like Electric shock or breakdown may result When installing or repairing the device ask a dealer or a qualified technician If the device...

Page 84: ...reless remote controller and the wireless receiver See 6 4 Communication Test in 6 Setting wireless remote controllers in this manual Position the wireless remote controller in an appropriate place See 4 Before Operation in OM To set the wireless remote controller as a room sensor that monitors room temperature see Main remote controller Op tions in IM Caution Do not drop the device This could bre...

Page 85: ...ng Wireless Receiver 4 1 Connecting to Cylinder unit Before installation be sure to turn off the main power supply Remove the two screws that hold the front panel and remove the panel If the removed front panel is set aside away from the indoor unit ensure the relay connector on Main remote controller is disconnected Remove the screw and pull the control and electrical box so that the control and ...

Page 86: ...and electrical box Place the control and electrical box back in the original position and reinstall the 3 screws Control and electrical box Control and electrical box Control board Control and electrical box Back view Cable straps Cable fastener Route the cable out the back of the control and electrical box and run the cable into the box through the shown inlet in the underside of the box Optional...

Page 87: ...eaked water from piping connec tions above The wireless receiver subjected to moisture or leaked water could cause electric shock fire or its breakdown Place the wireless receiver on the fixed bracket Hook the holes on the back of the wireless receiver onto the projections on the bracket and fix the wireless receiver in place Notice Do not place the wireless receiver inside the cylinder unit Both ...

Page 88: ...le into the hydrobox through the leftmost in let at the bottom of the unit Then route into the control and electrical box through the shown inlet at the bottom of the control and electri cal box Do not bundle the receiver cable with a power cable Do not run the cable through an inlet that a power cable goes through Connect the cable connector to CNRF on the control board Switch ON SW1 8 CNRF SW1 O...

Page 89: ...e could cause electric shock fire or its breakdown When installing the wireless receiver observe the following Keep the other electric or electronic devices e g radio induction heating cooker microwave oven refrigerator and mobile phone or the like at least 50 cm away from the wireless receiver Place the wireless receiver in an interference free area and keep the wireless receiver away from metal ...

Page 90: ...until orange LED blinks The pairing mode is cancelled by pressing button 5 Pairing process Hold down and buttons simultaneously for at Press or button to set the mode number to 1 and press button When button is pressed in the middle of setting the screen returns to the previous indication Press or button to select a pairing address and press button to set the address no setting is displayed initia...

Page 91: ...il Keep the distance of about 50 cm The wireless remote controller has been already paired with the wireless receiver The pairing address assigned to a wireless remote controller cannot be changed by remote controller Use the wireless receiver to reset pairing information Refer to 3 Resetting pairing information in 7 3 Wireless Receiver Functions 6 Setting wireless remote controllers Press or butt...

Page 92: ...be tween the remote controller and the receiver is established If is shown the wireless remote controller is not communicating with the wireless receiver Do not leave the wireless remote controller in a location where the communication test results in Before conducting the communication test ensure that the wireless remote controller goes through a pairing process 6 5 Displaying or Hiding Room Tem...

Page 93: ...rature might not be accurate being affect ed by the wall temperature Perform a test run and place the remote controller where the room temperature can be correctly detected 6 6 Automatic Zone No Display Mode No 5 Set the mode no to 5 When the automatic zone no display is active a zone number as signed to the remote controller is displayed for 3 seconds after tem perature setting Press or button to...

Page 94: ...ating mode Communication LED green To indicate that the wireless receiver is communicating Operation LED orange To show operating status of the wireless receiver The following table shows the operating and illuminating status of the LEDs Operation LED orange Communication LED green Description Blinking Blinking Power is ON for 3 seconds Off Off Normal mode Not paired Off On Normal mode Paired Off ...

Page 95: ...to 6 Pairing process in this manual 3 Resetting pairing information Once pairing information has been cleared ALL the wireless remote controllers need go through a pairing process again Hold down button for 5 seconds or more until and LED light while pairing mode is active All the pairing information is cleared 7 2 Turning on Power When the wireless receiver is powered by indoor unit after install...

Page 96: ...not reach the wire less receiver The wireless remote controller is not paired What measures should be taken when the room temp display indicates 4 with A communication error occurs between the wireless receiver and the indoor unit Check the following possible causes The cable connecting between the wireless receiver and the indoor unit has severed The wireless receiver is not correctly connected t...

Page 97: ... 150 g excluding a cable Dimension W H D 100 mm 80 mm 30 mm Product fiche of temperature control a Supplier s name MITSUBISHI ELECTRIC CORPORATION b Supplier s model identifier PAR WT50R E and PAR WR51R E c The class of the temperature control d The contribution of the temperature control to seasonal space heating energy efficiency 4 Optional parts D 26 ATW Wireless System 2 Optional parts ...

Page 98: ...de securely and without tension on the terminals The included component parts of the PAC IH01V2 E PAC IH03V2 E IMMERSION HEATER 1Ph 1 3kW shall be used only for the purposes indicated in the installation manual Before starting installation read the following description together with the installation manual included with the ATW BTW unit Please read carefully and observe fully the following safety...

Page 99: ... Relay Lead wire with connector Lead wire Red 130mm Lead wire Blue 130mm Lead wire Red 1500mm Lead wire Blue 1500mm Water proof cover Water proof seal 3x35x25 Water proof seal 3x40x25 Band Tool Installation manual This paper Fastener Spec name plate Piece 1 1 1 1 2 1 2 1 1 1 1 1 1 1 1 1 1 4 1 1 1 1 Contents Optional parts D 28 Immersion Heater 3 Optional parts ...

Page 100: ...nt water leakage Recommended torque 10 N m Assemble and securely Attach the tab cover to the immersion heater Insert the thermostat into the upper right thermostat pocket Position the terminals on the thermostat head at the bottom as shown in the figure Screw positions Recommended torque 1 5 N m Fasten the earth leakage breaker and the relay on the electrical box as shown in the figure Attach the ...

Page 101: ...e installation manual of the ATW unit for the front panel installation Attach the water proof cover as shown in the figure Attach the water proof seals and on the terminal screws to seal them while passing the lead wires and through the slits of the water proof seals Connect the relay connector of the main remote controller wires under the electrical box before installing the front panel For detai...

Page 102: ...re Fasten the back nut securely to prevent water leakage Recommended torque 10 N m Assemble and securely Attach the tab cover to the immersion heater Insert the thermostat into the upper right thermostat pocket Position the terminals on the thermostat head at the bottom as shown in the figure Thermistor Fasten the thermistor in the insertion opening with the band C Mount the thermistor removed in ...

Page 103: ...thout immersion heater with immersion heater For details of wiring to the earth leakage breaker refer to the installation manual and the wiring diagram of the BTW unit Fill the tank with water and make sure that no water leaks around the immersion heater Attach the label Do not cover or overlap the other labels Assemble in the reverse order of the step 1 Recommended torque for the frame 1 5 N m Re...

Page 104: ...on manual and operation manual with it Before installing any accessories on the cylinder unit ensure the unit is isolated from the power supply Connections must be made securely and without tension on the terminals The included component parts of the PAC WK01UK E EHPT ACCESSORIES for UK shall be used only for the purposes indicated in the installation manual In addition to annual servicing it is n...

Page 105: ...on manual Piece s 1 1 1 1 2 1 1 Contents The parts to are provided to meet the requirements for the UK Building Regulation G3 The parts and are accessory parts for the unvented inlet control group The pressure reducing valve is factory set at 3 5 bar and the expansion relief valve at 6 0 bar The gas charge pressure for the expansion vessel is 3 5 bar Optional parts D 34 EHPT Accessories for UK 4 O...

Page 106: ...undish Filling loop Double check ball valve Flexible hose Ball valve Ball valve Ball valve Mains water supply Sanitary circuit Inlet from space heating Primary circuit Check valve Flexible hose Temporary Cylinder unit Install the expansion vessel between the pressure reducing valve and the cylinder unit or by using the appropriate port of the ICG Ensure the expansion vessel is connected to an acti...

Page 107: ...be checked annually to make sure that the expansion vessel is in working order If water discharges through the expansion relief valve it is possible that the expansion vessel s existing gas pre charge pressure is too low Check this in the following manner 1 Close the water supply 2 Drain the sanitary circuit until the pressure is 0 bar 3 Check the pre charge 4 Increase the gas pre charge pressure ...

Page 108: ...chnician according to local regulations and the instructions given in this manual The flow temperature from boiler MUST NOT exceed 70 C 1 Before running Floor Dry up function disconnect IN4 IN5 IN11 and IN12 wirings 2 1 When the temperature sensed by flow temp thermistor or return temp thermistor exceeds 80 C FTC will detect it as overheat error 2 High temperature water produced by boiler operatio...

Page 109: ...d insulate the wires Do not splice the wiring to extend or shorten it or this could affect correct monitoring of each temperature If the wiring is too long bundle it with a strap to adjust the length 1 2 Dip switch setting Set Dip SW1 1 and SW2 6 to ON Dip switch Function OFF ON SW1 1 Boiler WITHOUT Boiler WITH Boiler SW2 6 Mixing tank WITHOUT Mixing tank WITH Mixing tank 1 3 Main controller setti...

Page 110: ... operation ON short OFF open Switch on recommendation OFF open ON short Switch off command ON short ON short Switch on command IN12 TBI 3 1 2 2 2 Dip switch setting Set Dip SW2 6 to ON Dip switch Function OFF ON SW2 6 Mixing tank WITHOUT Mixing tank WITH Mixing tank 2 3 Main controller setting Service menu Operation settings Smart grid ready Name Description Heating Target temp Target temp of Swit...

Page 111: ...l The flow temperature from boiler MUST NOT exceed 70 C 1 Before running Floor Dry up function disconnect IN4 IN5 IN11 and IN12 wirings 2 1 When the temperature sensed by flow temp thermistor or return temp thermistor exceeds 80 C FTC will detect it as overheat error 2 High temperature water produced by boiler operation could flow in and this could cause a big damage to the floor Make sure to inst...

Page 112: ...nd insulate the wires Do not splice the wiring to extend or shorten it or this could affect correct monitoring of each temperature If the wiring is too long bundle it with a strap to adjust the length 1 2 Dip switch setting Set Dip SW1 1 and SW2 6 to ON Dip switch Function OFF ON SW1 1 Boiler WITHOUT Boiler WITH Boiler SW2 6 Mixing tank WITHOUT Mixing tank WITH Mixing tank 1 3 Main controller sett...

Page 113: ... operation ON short OFF open Switch on recommendation OFF open ON short Switch off command ON short ON short Switch on command IN12 TBI 3 1 2 2 2 Dip switch setting Set Dip SW2 6 to ON Dip switch Function OFF ON SW2 6 Mixing tank WITHOUT Mixing tank WITH Mixing tank 2 3 Main controller setting Service menu Operation settings Smart grid ready Name Description Heating Target temp Target temp of Swit...

Page 114: ...e kit to its disposal location Secure 2 zone kit to prevent it from falling Do not hold piping or drain socket when moving the 2 zone kit Avoid the connection of piping or drain socket from damage Otherwise it may cause water leakage To prevent incorrect installation please connect the flexible hose at the bend radius of 150 mm or more The water flow rate between the Cylinder unit Hydrobox and the...

Page 115: ...ntains a heavy metal at a certain concentration This is indicated as follows Hg mercury 0 0005 Cd cadmium 0 002 Pb lead 0 004 In the European Union there are separate collection systems for used electrical and electronic products batteries and accumulators Please dispose of this equipment batteries and accumulators correctly at your local community waste collection recy cling centre Contact your l...

Page 116: ...nt Reactor box Thermistor Earth terminal 105 80 min300 for service access 460 510 430 580 2000 2100 1220 1270 Unit mm Cylinder unit Hydrobox Cylinder unit Hydrobox 2 zone kit Zone1 Radiator Zone2 Floor heating Pump3 THW6 THW7 THW8 Pump2 THW9 Air vent Air vent Mixing valve Optional parts D 45 2 ZONE KIT 7 Optional parts ...

Page 117: ...Remove the screw from the 2 zone kit and reuse to secure Tightening torque 42N m Use double spanners Do not use the flexible hose below the bend radius of 150 mm After hand tighten the nut tighten the joint 1 turn If necessary tighten by another 1 4 of a turn Pipe cover Local supply Optional parts D 46 2 ZONE KIT 7 Optional parts ...

Page 118: ... off the wall choose the appropriate number of holes or hole positions and horizontally secure the back plate to the appropriate wall location Plugs Local supply Wall Screws Local supply Back plate Horizontal Side view Back plate 1 2 3 Secure the back plate and the unit with M5x8 screw 1 5N m Remove the back plate from the top of the 2 zone kit Install the included back plate accessory Optional pa...

Page 119: ...in off install pipework with gradient fall of min 1 100 Install pipe to fall continuously without bowing Do not install any air purge points on condensate drain pipe run Condensate drain pipe must discharge to suitable and safe outlet location It should not be directly connected to any sewer connected pipework that may introduce sulphurous gases smells to the building VP 20 is a PVC pipe with an o...

Page 120: ... 5 7 CN21 YE 1 3 CNW12 RD 1 4 CNW5 BU 1 4 1 4 CN1A WH 6 8 7 5 4 3 2 1 TBI 2 6 8 7 5 4 3 2 1 TBI 3 6 8 7 5 4 3 2 1 TBI 4 6 8 7 5 4 3 2 1 TBI 5 6 8 7 5 4 3 2 1 6 8 7 5 4 3 2 1 TBI 6 1 4 CN401 WH 2 CN22 CN108 CN01 BK 1 3 CN3C BU CNPWM WH 1 8 CN851 BK 1 5 CNRF WH CN105 RD CNIT BU 1 2 CN20 RD TBI 1 LED3 LED4 TAB1 8 1 2 3 4 5 6 1 2 3 4 5 6 7 8 CNP1 WH TBO 1 1 5 3 1 5 SW6 1 3 1 5 1 5 BU 1 LED2 1 SW1 8 1 ...

Page 121: ...on Model name PAC TZ02 E Dimension 265mm 383mm 383mm Weight 17kg Power supply 230V single phase 50Hz from Cylinder unit Hydrobox Sound pressure level 28dB A Sound power level 40dB A Pump2 3 Max 52W 0 52A Max head 7 0m 1 Mixing valve 5W Running time 90 120s Water flow rate range Depend on outdoor unit Note Max flow rate is 36 9L min If the flow rate exceeds 36 9L min pipes would be eroded The water...

Page 122: ... curve PP2 intermediate proportional pressure curve PP3 highest proportional pressure curve PP Auto Adapt highest to lowest proportional pressure curve The Auto Adapt function enables the circulator to adjust the pump performance automatically to the size of the system or the variations in load over time Mode LED1 green LED2 green LED3 yellow LED4 yellow LED5 yellow PP1 PP2 PP3 PP AA CP1 CP2 CP3 C...

Page 123: ... Adapt function enables the circulator to adjust the pump performance automatically to the size of the system or the variations in load over time The circulator runs on a constant curve Constant Pressure CP1 CP2 CP3 0 0 1 0 2 0 4 0 5 70 60 30 Flow rate L min 0 10 20 30 40 50 60 70 80 External static pressure kPa 0 10 20 30 40 50 60 70 80 0 0 1 0 2 0 4 0 5 60 External static pressure kPa 30 Flow ra...

Page 124: ...pply Connections must be made securely and without tension on the terminals All electrical work should be performed by a qualified technician according to local regulations and the instructions given in this manual Do not remodel this part WARNING Item Piece 1 Pressure sensor 1 9 m 1 2 Installation manual This paper 1 Included items Local system 1 2 Number Component 1 Pressure sensor 2 Refrigerant...

Page 125: ... pulling stress or impact shock to the electric wire Failure to do so could break or damage the electric wire 2 Electrical work Model Connector Item PAC IF07 B E CN401 Pressure sensor PAC IF033 E CN401 Pressure sensor 3 Dip switch setting Model Dip switch Function OFF ON PAC IF071B E SW6 3 Pressure sensor Inactive Active PAC IF033 E SW4 1 Pressure sensor Inactive Active 4 Specifications Ambient te...

Page 126: ...rmed by a qualified technician according to local regulations and the instructions given in this manual Do not remodel this part WARNING Item Piece 1 Flow sensor body 1 2 Flow sensor cable 5 m color black 1 3 O ring 2 4 Installation manual This paper 1 Included items Local system 2 Outdoor unit 2 1 Mixing tank Local supply PAC IF0 controller 5 3 4 Number Component 1 Flow sensor 2 Plate heat exchan...

Page 127: ... ON PAC IF07 B E SW2 8 Flow sensor WITHOUT Flow sensor WITH Flow sensor PAC IF033 E SW4 2 Flow sensor WITHOUT Flow sensor WITH Flow sensor 4 Specifications Ambient temperature range 0 to 70 C Fluid temperature range 5 to 90 C 1 2 3 4 BK WH BU BN SENSOR 5 V DC Vout MICRO PROCESSOR FTC CONTROLLER BOARD 4 3 5 V DC 2 3 Output Vout DC WITHOUT SIGNAL CN1A WH Flow signal 4 0 3 5 3 0 2 5 2 0 1 5 1 0 0 5 0...

Page 128: ......

Page 129: ...Specifications are subject to change without notice Issued in May 2022 M P0798E SIZ2008 MEE HEAD OFFICE TOKYO BUILDING 2 7 3 MARUNOUCHI CHIYODA KU TOKYO 100 8310 JAPAN ...

Page 130: ... MHEDW Declaration of Conformity UK2022C05 Ecodan Hydrodan EHWT17D MHEDW Installation Manual RK79D203K01 Ecodan Hydrodan EHWT17D MHEDW Operation Manual RK79D204K01 Ecodan Hydrodan EHWT17D MHEDW Parts Catalogue OCB762 Ecodan Hydrodan Infographic Ecodan Hydrodan Product Information Sheet Ecodan Hydrodan TM65 Embodied Carbon Calculation ...

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