Midea M-thermal Mono Series Page 76 Installation And Owner'S Manual Download

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14 TECHNICAL SPECIFICATIONS

14.1 General

14.2 Electrical specifications

Refer to the Technical Data

Connections

Expansion vessel

Pump

Operation range - water side

Operation range - air side

Weight (without backup heater)

Nominal capacity
Dimensions HxWxD

Net weight
Gross weight

water inlet/outlet
Water drain

volume

Maximum working

pressure (MWP)

Type

Internal water volume

Pressure relief valve

water circuit

heating
cooling

heating
cooling
domestic hot water by

heat pump

1-phase
4/6 kW

792×1295×429mm

98kg
121kg

G1"BSP

8 bar

water cooled

3.2L

1-phase
8/10 kW

945×1385×526mm

121kg
148kg

G5/4"BSP

hose nipple

water cooled

3.2L

3 bar

12~+65°C

5~+25°C

-25~35°C

-5~43°C

-25~43°C

1-phase
12/14/16 kW

945×1385×526mm

144kg

170kg

G5/4"BSP

water cooled

2.0L

1-phase 4/6/8/10/12/14/16kW

3-phase 12/14/16kW

Standard unit (power supply via unit)
Power Supply
Nominal Running Current

220-240V~ 50Hz

380-415V 3N~ 50Hz

Backup heater
Power Supply
Nominal Running Current

See "9.7.5 Connection of the backup heater power supply"

See "9.7.4 Specifications of standard wiring components"

Weight (backup heater have be intergrated in the unit)

Net weight
Gross weight

149kg

175kg

3-phase
12/14/16 kW

945×1385×526mm

160kg

188kg

G5/4"BSP

103kg

126kg

153kg

165kg

193kg

water cooled

2.0L

No. of speed

Variable speed

Summary of Contents for M-thermal Mono Series

Page 1: ...mal Mono ATW Heat Pump INSTALLATION AND OWNER S MANUAL Thank you very much for purchasing our product Before using your unit please read this manual carefully and keep it for future reference IMPORTAN...

Page 2: ...n 2 8 1 8 2 Disassembling the unit Main components Electronic control box Water piping Filling water Water piping insulation Field wiring 9 1 9 2 9 3 9 4 9 5 9 6 9 7 Dimensions Installation requiremen...

Page 3: ...mptoms Operation parameter Error codes 13 1 13 2 13 3 13 4 Initial start up at low outdoor ambient temperature Pre operation checks The circulation pump Field settings 10 3 10 4 10 5 10 6 General Elec...

Page 4: ...the unit for customized models 4 16kW 16 12 14 8 10 12 14 16 kW 4 6 kW 8 10 12 14 16 kW 4 6 kW Please remove the hollow plate after installation Internal layout 12 16kW 3 phase for example Electric Co...

Page 5: ...d into the following types They are quite important so be sure to follow them carefully Meanings of DANGER WARNING CAUTION and NOTE symbols Indicates an imminently hazardous situation which if not avo...

Page 6: ...and fire Make sure all wiring is secure Use the specified wires and ensure that terminal connections or wires are protected from water and other adverse external forces Incomplete connection or affixi...

Page 7: ...ed Children should not play with the unit Cleaning and user maintenance should not be done by children without supervision Children should be supervised to ensure that they do not play with the applia...

Page 8: ...anks They can be combined with fan coil units floor heating applications low temperature high efficiency radiators domestic hot water tanks and solar kits which are all field supplied A wired controll...

Page 9: ...utdoor temperature T4 is listed below In DHW mode the water flowing temperature TW_out range in different outdoor temperature T4 is listed below In cooling mode the water temperature flowing TW_out ra...

Page 10: ...y Prevent the unit from falling due to improper inclination during handling CAUTION 5 IMPORTANT INFORMATION FOR THE REFRIGERANT This product has the fluorinated gas which is forbidden to release to ai...

Page 11: ...and one that meets with your customer s approval Places that are well ventilated Places where the unit does not disturb neighbors Safe places which can bear the unit s weight and vibration and where t...

Page 12: ...direct sunlight so that it is not influenced by the sun s heat otherwise protection may be possible to the unit In case of strong wind and the wind direction can be foreseen refer to the figures belo...

Page 13: ...t the unit may not cause any vibrations or noise during its operation In accordance with the foundation drawing in the figure fix the unit securely by means of foundation bolts Prepare four sets each...

Page 14: ...in cold weather even the big drain hole has opened NOTE Drain hole 500mm A 200mm A mm 1000 1500 Unit 4 6kW 8 16kW 1 In case obstacles exist in front of the outlet side 2 In case obstacles exist in fro...

Page 15: ...lling multiple units in lateral connection per row 7 4 2 In case of multiple row installation for roof top use etc 500mm 500mm 1 2 H B2 A B1 C H Unit A mm B1 mm B2 mm C mm 4 6kW 8 16kW 2500 1500 1000...

Page 16: ...ance tank upper temperature sensor Optional 14 Shut off valve Field supply 4 4 Tbt2 Balance tank lower temperature sensor Optional 15 Filling valve Field supply 5 P_o Outside circulation pump Field su...

Page 17: ...on is invalid in DHW mode TBH tank booster heater control The TBH function is set on the user interface See 10 2 DIP switch settings overview 1 When the TBH is set to be valid TBH can be turned on via...

Page 18: ...pply 4 1 Automatic air purge valve 21 Hydraulic adapter box Optional 4 2 Drainage valve RT 1 7 Low voltage room thermostat Field supply 5 P_o Outside circulation pump Field supply RT8 High voltage roo...

Page 19: ...heating mode is set via the room thermostat water temperature is set on the user interface 1 When any CL of all the thermostats close system will be set at cooling mode 2 When any HL of all the therm...

Page 20: ...ssembly unit Coding Assembly unit 1 Main unit 2 4 User interface 4 1 Balance tank Field supply 19 4 2 Automatic bleed valve 21 Collector distributor Field supply 5 Drainage valve Hydraulic adapter box...

Page 21: ...ctly connected to the unit water circuit and the floor heating loops are after the mixing station The mixing station is controlled by the unit 1 Make sure to connect the SV2 SV3 terminals in the wired...

Page 22: ...m freezing Balances water system pressure Four temperature sensors determine the water and refrigerant temperature at various points in the water circuit 5 1 T2B 5 2 T2 5 3 T1 optional 5 4 TW_out 5 5...

Page 23: ...efer to the actual product Inverter module control board PCB A Main control board of heat pump sysem PCB B 4 6kW Main control board of hydraulic module 8 10kW Main control board of hydraulic module In...

Page 24: ...aulic module Filter board PCB C at back of the PCB B only for 3 phase unit 12 14 16kW 3 phase Main control board of hydraulic module Inverter module control board PCB A Main control board of heat pump...

Page 25: ...r tank of up temp sensor 12 Port for balanced water tank of dowm temp sensor 13 Port for domestic hot water tank temp sensor 14 Port for outlet water for zone 2 temp sensor Port for solar panel temp s...

Page 26: ...PCB B CN32 Input port L for rectifier bridge CN501 Input port N for rectifier bridge CN502 1 2 3 CN20 CN19 CN32 CN502 CN23 CN6 CN501 4 8 5 6 7 9 10 1 2 3 4 5 Assembly unit Assembly unit Coding Coding...

Page 27: ...xpansion value CN33 27 28 29 Digital display DSP1 Port for chassis electrical heating tape CN16 optional Port for compressor eletric heating tape 1 CN7 Port for 4 way value CN6 Port for SV6 value CN5...

Page 28: ...mbly unit Assembly unit Coding Coding 9 10 11 12 13 8 Compressor connection port W CN19 Compressor connection port U CN17 Power Input port L3 CN15 Power Input port L1 CN16 Power Input port L2 CN7 Port...

Page 29: ...rt for ground wire CN38 Port for eletric heating tape2 CN7 Port for 4 way value CN18 Reserved CN11 Port for outdoor ambient temp sensor and condenser temp sensor CN9 8 10 11 12 13 Port for eletric hea...

Page 30: ...wer ltering L1 L1 Power ltering L2 L2 Power ltering L3 L3 PCB C 3 phase 12 14 16kW PE1 PE2 PE3 CN202 CN201 CN200 CN203 CN204 CN205 CN206 CN212 CN211 CN8 CN213 CN214 CN30 2 5 4 3 6 13 12 7 8 9 10 11 14...

Page 31: ...al protector Backup heater contactor KM1 Backup heater contactor KM2 Coding Assembly unit Coding Assembly unit 1 2 3 4 5 Backup heater contactor KM3 1 2 4 3 5 1 phase 8 16kW with backup heater 1 phase...

Page 32: ...the figure below NOTE If water is not removed from the system in freezing weather when unit is not used the frozen water may damage the water circle parts NOTE 29 The unit is equipped with a water inl...

Page 33: ...xpansion vessel of 8L that has a default pre pressure of 1 5 bar To assure proper operation of the unit the pre pressure of the expansion vessel might need to be adjusted 1 Check that the total water...

Page 34: ...a 3 way valve in the water circuit Preferably choose a ball type 3 way valve to guarantee full separation between the domestic hot water and floor heating water circuit When using a 3 way valve or a 2...

Page 35: ...EC Directives Connect the water supply to the fill valve and open the valve Make sure the automatic air purge valve is open at least 2 turns Fill with water pressure of approximately 2 0 bar Remove a...

Page 36: ...due to high frequency waves Never install a phase advancing capacitor as it could lead to an accident The illustration below gives an overview of the required field wiring between several parts of the...

Page 37: ...at cable User interface cable Solar energy kit signal cable AC 2 200mA AC 5 200mA AC 2 200mA a AC 2 3 200mA a AC 200mA a AC 3 200mA a AC 2 200mA a 6 7 8 Outside circulation pump control cable Solar pu...

Page 38: ...provide only the switch signal Please refer to image of 9 7 6 to get the ports position in the unit Expansion valve E Heating tape Plate heat exchanger E Heating tape and Flow switch E Heating tape s...

Page 39: ...screwdriver to tighten the terminal screws Small screwdrivers can damage the screw head and prevent appropriate tightening Over tightening the terminal screws can damage the screws Attach a ground fau...

Page 40: ...A TOCA A MFA A MSC A RLA A KW FLA A Outdoor Unit Power Current Compressor OFM 1 1 1 1 27 31 13 50 0 10 0 50 264 38 220 240 50 198 14 50 0 17 1 50 29 32 264 38 220 240 50 198 30 32 15 50 0 17 1 50 264...

Page 41: ...rcurrent protector MOP A 31 31 32 32 43 43 43 27 27 27 Wiring size mm2 6 0 6 0 8 0 8 0 10 0 10 0 10 0 4 0 4 0 4 0 Unit 8kW 10kW 12kW 14kW 16kW 12kW 3 PH 14kW 3 PH 16kW 3 PH Maximum overcurrent protect...

Page 42: ...ump zone1 pump Pumpc zone2 pump CN11 SV2 3 way valve SV1 3 way valve 11 DHW pipe pump 23 N SV1 3 way valve SV1 3 way valve Solar energy pump 20 3OFF 1 SL1 2 SL2 3 H 4 C 5 6 1ON 7 1OFF 8 9 10 11 12 24...

Page 43: ...N15 CN16 CN18 CN28 S2 CN42 CN21 S1 S4 CN11 CN7 CN17 CN19 CN30 CN35 CN14 CN31 CN36 CN25 CN29 CN40 CN41 CL COM HT EVU SG M1 M2 CLOSE SHUT DOWN Control signal port of hydraulic module The CN11 CN7 contai...

Page 44: ...N11 25 26 1 2 3 4 5 6 7 8 9 10 CN7 CN30 27 28 29 30 31 32 15 3 CN11 25 26 1 2 3 4 5 6 7 8 9 10 CN7 CN30 27 28 29 30 31 32 15 3 4 L1 L1 HEAT H COOL C HEAT H L1 There are two optional connect method dep...

Page 45: ...CL COM HT COM the unit working in cooling mode Method B RT provide the switch signal to unit User interface FOR SERVICEMAN set ROOM THERMOSTAT to ONE ZONE B 1 When unit detect voltage is 12VDC betwee...

Page 46: ...cture Fix the cable with cable ties to the cable tie mountings to ensure stress relief C 2 When unit detect voltage is 12VDC between CL and COM zone2 turn on according to climate temp curve When unit...

Page 47: ...2 3 4 5 6 7 8 9 10 CN7 CN30 27 28 29 30 31 32 10 22 11 For smart grid The unit has smart grid function there are two ports on PCB to connect SG signal and EVU signal as following SMART GRID 30 29 32 2...

Page 48: ...20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 1 T1S 38 38 38 38 38 37 37 37 37 37 37 36 36 36 36 36 36 35 35 35 35 2 T1S 37 37 37 37 37 36 36 36 36 36 36 35 35 35 35 35 35 34 34 34 34 3 T1S 36...

Page 49: ...n be set as following State In the setting the wired controller if T4C2 T4C1 then exchange their value if T1SETC1 T1SETC2 then exchange their value 1 2 3 4 1 2 3 4 S1 S2 ON OFF 1 2 3 4 S4 T4 10 T4 15...

Page 50: ...ram Booster heater circuit breaker Do not forget to turn on the booster heater circuit breaker applies only to units with optional domestic hot water tank installed Ground wiring Make sure that the gr...

Page 51: ...imum output Flow rate m 3 h Water resistance KPa 2 87 29 1 2 71 34 2 2 49 42 0 2 16 53 8 1 89 63 4 1 53 77 4 1 16 83 8 0 91 84 8 0 73 85 0 0 59 85 0 0 5 0 84 9 0 41 84 7 12 16kW Pump maintains maximum...

Page 52: ...d options etc and user demand A number of field settings are available These settings are accessible and programmable through FOR SERVICEMAN in user interface 10 6 Field settings CAUTION If the valves...

Page 53: ...mestic hot water Go to MENU FOR SERVICEMAN 1 DHW MODE SETTING Press OK The following pages will be displayed 10 6 1 DHW MODE SETTING 1 DHW MODE SETTING YES YES YES YES NON ADJUST 1 1 DHW MODE 1 2 DISI...

Page 54: ...e following page will be displayed If you only set WATER FLOW TEMP to YES or only set ROOM TEMP to YES The following pages will be displayed If you set WATER FLOW TEMP and ROOM TEMP to YES meanwhile s...

Page 55: ...STAT ADJUST If you set DOUBLE ZONE and ROOM TEMP to YES meanwhile set WATER FLOW TEMP to YES or NON the following page will be displayed Homepage zone 1 2 Addition page zone 2 Double zone is effective...

Page 56: ...Active the settings and active the TEST RUN OK CONFIRM NO YES Please wait 5 10 RESTORE FACTORY SETTINGS If POINT CHECK is selected the following pages will be displayed Press to scroll to the compone...

Page 57: ...e following page will be displayed During HEAT MODE test running the default target outlet water temperature is 35 C The IBH internal backup heater will turn on after the compressor runs for 10 min Af...

Page 58: ...EATING FOR FLOOR is selected after press OK the following page will be displayed 12 1 PREHEATING FOR FLOOR 30 C 72 HOURS ADJUST T1S t_fristFH ENTER EXIT Use to scroll the cursor to YES and press OK th...

Page 59: ...will be displayed Use to scroll the cursor to YES and press OK Floor drying will turn off The target outlet water temperature during floor drying up described in the picture below t_DRYUP t_HIGHPEAK...

Page 60: ...ast 15 5 60 5 MIN 1 16 t_DI_MAX the maximum time that disinfection will last 210 90 300 5 MIN 1 17 t_DHWHP_RESTRICT he operation time for the space heating cooling operation 30 10 600 5 MIN 1 18 t_DHW...

Page 61: ...ER FLOW TEMP Enable or disable the WATER FLOW TEMP 0 NON 1 YES 1 0 1 1 5 2 ROOMTEMP Enable or disable the ROOMTEMP 0 NON 1 YES 0 0 1 1 5 3 DOUBLEZONE Enable or disable the ROOMTHERMOSTAT DOUBLE ZONE 0...

Page 62: ...OFF M1 M2 Define the function of the M1M2 sw itch 0 REMOTE ON OFF 1 TBH ON OFF 2 AHS ON OFF 0 0 2 1 15 2 SMART GRID Enable or disable the SMART GRID 0 NON 1 YES 0 0 1 1 15 3 T1b Tw 2 Enable or disabl...

Page 63: ...s done in accordance with relevant local laws and regulations Water pressure Check the water pressure if it is below 1 bar fill water to the system Water filter Clean the water filter Water pressure r...

Page 64: ...The unit is turned on but the compressor is not starting space heating or domestic water heating POSSIBLE CAUSES CORRECTIVE ACTION The unit maybe operate out of its operation range the water temperat...

Page 65: ...he water inlet and outlet shut off valves first and then contact your local dealer POSSIBLE CAUSES CORRECTIVE ACTION Backup heater operation is not activated Too much heat pump capacity is used for he...

Page 66: ...ay in DHW mode POSSIBLE CAUSES CORRECTIVE ACTION Surface of coil in the tank not large enough The same solution for Symptom 7 TBH or AHS not available Heat pump will stay in DHW mode untill t_DHWHP_MA...

Page 67: ...on The operating voltage is different and the deviation is different The display value is 0 when the voltage is less than 198V NOTE OPERATION PARAMETER 01 IDU TARGET FREQUENCY 46Hz ADDRESS FREQUENCY L...

Page 68: ...nsor Final outlet water temp sensor T1 fault 1 Check the resistance of the sensor 2 The T5 sensor connector is loosen Reconnect it 3 The T5 sensor connector is wet or there is water in remove the wate...

Page 69: ...s water in remove the water make the connector dry add waterproof adhesive 3 The TW_out sensor failure change a new sensor Outlet water temp sensor Tw_out fault 1 Check the resistance of the sensor 2...

Page 70: ...e wire in the right sequence 3 Whether there is a high magnetic field or high power interfere such as lifts large power transformers etc To add a barrier to protect the unit or to move the unit to the...

Page 71: ...erproof adhesive 3 The Th sensor failure change a new sensor Suction temperature sensor Th error 1 wire doesn t connect between main control board PCB B and main control board of indoor unit connect t...

Page 72: ...o P0 Low pressure protection in cooling Pe 0 6 occurred 3 times in an hour Refer to H6 H6 displayed 10 times in 2 hours 1 The EEprom parameter is error rewrite the EEprom data 2 EEprom chip part is br...

Page 73: ...g correctly And install the winding in the right location DHW mode Water tank heat exchanger is smaller Cooling mode 1 Heat exchanger cover is not removed Remove it 2 Heat exchanger is dirty or someth...

Page 74: ...ducer module temperature too high protection 1 Power supply voltage of the unit is low increase the power voltage to the required range 2 The space between the units is too narrow for heat exchange In...

Page 75: ...ion 1 Check the Heat pump system pressure 2 Check the phase resistance of compressor 3 Check the U V W power line connection sequence between the inventer board and the compressor 4 Check the L1 L2 L3...

Page 76: ...1385 526mm 121kg 148kg G5 4 BSP hose nipple water cooled 3 2L 3 bar 12 65 C 5 25 C 25 35 C 5 43 C 25 43 C 1 phase 12 14 16 kW 945 1385 526mm 144kg 170kg G5 4 BSP water cooled 2 0L 1 phase 4 6 8 10 12...

Page 77: ...shall be displayed 7 Ventilated area Ensure that the area is in the open or that it it adequately ventilated before breaking into the system or conducting any hot work A degree of ventilation shall co...

Page 78: ...flammable refrigerants but the sensitivity may not be adequate or may need re calibration Detection equipment shall be calibrated in a refrigerant free area Ensure that the detector is not a potentia...

Page 79: ...cordance with the manufacturer s instructions Storage of packed unsold equipment Storage package protection should be constructed such that mechanical damage to the equipment inside the package will n...

Page 80: ...ge gas sensor Outdoor temperature sensor Evaporation sensor in heating Condenser sensor in cooling Refrigerant inlet liquid pipe temperature sensor Refrigerant outlet gas pipe temperature sensor Water...

Page 81: ...SEN L PRO CN1 CN8 CN13 CN14 CN29 CN11 CN10 L IN N IN T3 T4 Th Tp P SEN H PRO L PRO CN18 CN7 CN5 CN6 CN21 CN33 CN16 CN19 HEAT4 CN2 CN30 E H2 H1 E Y X CN36 CN37 CN38 T2A T2C HEAT3 HEAT2 PE2 CN17 CN26 D...

Page 82: ...E2 CN17 CN26 DEBUG CN19 CN32 CN20 CN23 H PRO CT1 BROWN BROWN BLUE BLUE SV6 STF BLUE BLUE HEAT1 1 BROWN HEAT1 2 BROWN HEAT2 To the heating tape of drainage outlet 200mA CN3 L OUT CN22 Temperture Contro...

Page 83: ...CN36 CN5 CN8 CN9 HEAT1 HEAT1 CN21 POWER I BLACK BROWN GRAY BLACK BROWN GRAY RED BLUE BLACK U V W PE1 PE2 PE3 RED HEAT2 XT3 To the heating tape of drainage outlet 200mA Temperture Controller Heat belt...

Page 84: ...CN19 HEAT4 CN2 CN30 E H2 H1 E Y X CN36 CN37 CN38 T2A T2C HEAT3 HEAT2 PE2 CN17 CN26 DEBUG CN20 CN19 CN32 CT1 To the heating tape of drainage outlet 200mA 4KW 6KW 8KW 0 S6 1 FACTORY SETTING S6 2 S6 3 0...

Page 85: ...CN26 DEBUG CN19 CN32 CN20 CN23 H PRO CT1 BROWN BROWN BLUE BLACK SV6 STF BLUE BLUE HEAT1 1 BROWN HEAT1 2 BROWN HEAT2 To the heating tape of drainage outlet 200mA CN3 L OUT CN22 S6 S3 12KW 14KW 16KW 0 S...

Page 86: ...N CN109 CN2 DC310V UPFAN FAN CN4 CN6 HEAT2 CN26 CN19 CAN POWER PQE CN32 O COMP L SEN TH TP T4 T3 L_PRO H_PRO CN31 CN29 EEV1 CN22 CN35 CN28 CN37 CN36 CN5 CN8 CN9 HEAT1 HEAT1 CN21 POWER I BLACK BROWN GR...

Page 87: ...N6 CN21 CN33 CN16 CN19 HEAT4 CN2 CN30 E H2 H1 E Y X CN36 CN37 CN38 T2A T2C HEAT3 HEAT2 PE2 CN17 CN26 DEBUG CN20 CN19 CN32 CT1 To the heating tape of drainage outlet 200mA 4KW 6KW 8KW 0 S6 1 FACTORY SE...

Page 88: ...HEAT3 PE2 CN17 CN26 DEBUG CN19 CN32 CN20 CN23 H PRO CT1 BROWN BROWN BLUE BLUE SV6 STF BLUE BLUE HEAT1 1 BROWN HEAT1 2 BROWN HEAT2 To the heating tape of drainage outlet 200mA CN3 L OUT CN22 S6 S3 12KW...

Page 89: ...N CN109 CN2 DC310V UPFAN FAN CN4 CN6 HEAT2 CN26 CN19 CAN POWER PQE CN32 O COMP L SEN TH TP T4 T3 L_PRO H_PRO CN31 CN29 EEV1 CN22 CN35 CN28 CN37 CN36 CN5 CN8 CN9 HEAT1 HEAT1 CN21 POWER I BLACK BROWN GR...

Page 90: ...E heating tape at the drainage outlet by client Connect the wireCeating tape at the drainage outlet to the wire joint XT3 XT3 To the heating tape of drainage outlet 4 6kW XT3 To the heating tape of d...

Page 91: ...fer to the actual product The power of the E heating tape shall not exceed 40W 200mA supply volatge 230VAC NOTE XT3 To the heating tape of drainage outlet 12 14 16kW 1 phase XT3 To the heating tape of...

Page 92: ...NOTE...

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Page 94: ...16125300002440 V1 0 It Fr Es Pt Pl Tu Ro Ru De Nl Manuals inn various languages...

Page 95: ...A4 105g 100g...

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