Kaysun Aquantia KHPS-MO Series Installation & Owner'S Manual Download Page 86

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Cooling

Heating

Inlet

Outlet

Item

Description

Item

Description

Compressor

Refrigerant inlet (liquid pipe) temp. sensor

4-Way Valve

Refrigerant outlet (gas pipe) temp. sensor

Gas-liquid separator

Water outlet temp. sensor

Air side heat exchanger

Water Inlet temp. sensor

Electronic expansion Valve

Air purge valve

Single-way electromagnetic valve

Expansion vessel

Liquid Tank

Circulating pump

Strainer

Manometer

Water Side Heat Exchanger (Plate Heat

Exchange)

Safety valve

Backup heater (optional)

Y-shape filter

Flow switch

High Pressure Switch

Discharge gas sensor

Low Pressure Switch

Outdoor temperature sensor

Pressure valve

Evaporation sensor in heating (Condenser

sensor in cooling)

Capillary

ANNEX A: Refrigerant cycle

Summary of Contents for Aquantia KHPS-MO Series

Page 1: ...eference INSTALLATION OWNER S MANUAL Aquantia Air Water Heat Pumps KHPS MO Set Monobloc KHPS MO 5 DVR KHP MO 5 DVR KHPS MO 7 DVR KHP MO 7 DVR KHPS MO 9 DVR KHP MO 9 DVR KHPS MO 12 DVR KHP MO 12 DVR KH...

Page 2: ...tes 09 7 INSTALLATION PRECAUTIONS 7 1 Dimensions 10 7 2 Installation requirements 10 7 3 Drain hole position 11 7 4 Servicing space requirements 11 8 TYPICAL APPLICATIONS 8 1 Application 1 12 8 2 Appl...

Page 3: ...ump speed 53 10 7 Field settings 54 11 TEST RUN AND FINAL CHECKS 11 1 Final checks 66 11 2 Test run operation manually 66 12 MAINTENANCE AND SERVICE 66 13 TROUBLE SHOOTING 13 1 General guidelines 67 1...

Page 4: ......

Page 5: ...Backup heater optional The standard unit is without backup heater Backup heater kit is an optional part for 5 7 9kW models Backup heater can be integrated in the unit for customized models 12 14 16kW...

Page 6: ...lt in serious injury Indicates situations that could only result in accidental equipment or property damage Indicates a potentially hazardous situation which if not avoided may result in minor or mode...

Page 7: ...cks 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 af...

Page 8: ...son DISPOSAL Do not dispose this product as unsorted municipal waste Collection of such waste seperatelly for special treatment is necessary Do not dispose of electrical appliances as municipal waste...

Page 9: ...ly A domestic hot water tank with or without booster heater can be connected to the unit The requirement of the tank is different for different unit and material of heat exchanger If the tank volume i...

Page 10: ...mp C 31 32 33 34 Water flow temp C 59 58 57 56 Outdoor temp C 35 36 37 38 Water flow temp C 55 55 55 55 Outdoor temp C 39 40 41 42 Water flow temp C 54 53 52 51 Outdoor temp C 43 44 45 46 Water flow t...

Page 11: ...e the grips in the fan grills to avoid damage The unit is top heavy Prevent the unit from falling due to improper inclination during handling The position of barycenter for different unit can be seen...

Page 12: ...ne that meets with your customer s approval Places that are well ventilated Places where the unit does not disturb next door neighbors Safe places which can bear the unit s weight and vibration and wh...

Page 13: ...plate field supply about 100mm on the underside of the unit in order to avoid drain water dripping See the picture in the right 6 1 Selecting a location in cold climates Refer to Handling in section...

Page 14: ...s 5 7 9 kW unit mm 12 14 16 kW unit mm 7 2 Installation requirements Check the strength and level of the installation ground so that the unit may not cause any vibrations or noise during its operation...

Page 15: ...sed at the same time It s necessary to install an electrical heating belt if water can t drain out in cold weather even the big drain hole has opened 500mm A 200mm 500mm 20mm 300mm 11 NOTE 7 3 Drain h...

Page 16: ...B1 C H Unit A mm B1 mm B2 mm C mm 5 9kW 2500 1000 300 600 12 16kW 3000 1500 300 600 12 2 In case of installing multiple units in lateral connection per row 8 TYPICAL APPLICATIONS The application examp...

Page 17: ...in the door Pump_o 10 should be controlled by outdoor unit and connect to corresponding port in the outdoor unit refer to 9 7 6 Connection for other components For outside circulation pump P_o NOTE M...

Page 18: ...dent backup heater can be selected and installed in the door Pump 10 should be controlled by outdoor unit and connect to corresponding port in the outdoor unit refer to 9 7 6 Connection for other comp...

Page 19: ...valve eld supply 19 SV2 2 way valve eld supply 7 Fill valve eld supply FHL 1 n Floor heating loop eld supply 8 Balance tank eld supply FCU 1 n Fan coil units eld supply 8 1 Air purge valve 15 NOTE Th...

Page 20: ...e sure to connect to the correct terminal numbers as detailed on the wiring diagram Pump operation and space heating and cooling The unit will switch to either heating or cooling mode according to the...

Page 21: ...alve The NO valve is unavailable to this unit Make sure to connect to the correct terminal numbers as detailed on the wiring diagram Pump operation The circulation pump 1 8 and 10 will operate as long...

Page 22: ...16 16 22 23 11 6 7 8 1 23 1 8 2 8 10 9 4 18 18 CAUTION Be sure that the boiler and the integration of the boiler in the system is in accordance with relevant local laws and regulations 8 5 1 Applicat...

Page 23: ...Balance tank eld supply 23 1 P_c Mixing pump 8 1 Air purge valve FHL 1 n Floor heating loop eld supply 8 2 Drain valve AHS Additional heating source boiler eld supply 19 NOTE The volume of balance ta...

Page 24: ...dent operation is active the water temperature is determined automatically depending on the outdoor temperature During heating operation of the boiler the boiler will operate to achieve the target wat...

Page 25: ...uld be installed at the lowest position of the system An independent backup heater can be selected and installed in the door Pump 10 and pump 23 1 should be controlled by outdoor unit and connect to c...

Page 26: ...actual water temperature through the floor heating loops depends on the control and setting of the mixing station 8 7 Application 7 Dual setpoint function application without room thermostat connect...

Page 27: ...nd installed in the door As the temperature sensor attached in the user interface is used to detect the room temperature the user interface 4 should be placed in the room where floor heating loops and...

Page 28: ...ate the heat pump will stop heating for domestic hot water during solar energy kit operation 9 OVERVIEW OF THE UNIT 9 1 Disassembling the unit Coding Assembly unit Coding Assembly unit 1 Outdoor unit...

Page 29: ...r supply and backup heater and domestic hot water tank power supply if applicable before removing doors 1 and 2 Parts inside the unit may be hot Push the grill to the left until it stops then pull its...

Page 30: ...liquid connection 8 Manometer Provides water circuit pressure readout 9 Flow switch Detects water flow rate to protect compressor and water pump in the event of insufficient water flow 10 Pump Circula...

Page 31: ...heater Backup heater kit is an optional part for 5 7 9kw models Backup heater can be integrated in the unit for customized models 12 14 16kW If the backup heater is installed the port CN6 for T1 in t...

Page 32: ...CN15 14 Digital display DIS1 15 Rotary dip switch S3 16 Port for temperature sensor of room temperature CN16 17 Dip switch S1 S2 18 Port for internal pump CN17 19 Output port for defrost CN34 20 Port...

Page 33: ...ction port U 6 Reserved CN302 2 Compressor connection port V 7 Port for communication with PCB B CN32 3 Compressor connection port W 8 Input port L for rectifier bridge CN501 4 Output port for 12V 5V...

Page 34: ...ort for communication with hydro box control board CN29 4 Port for IC programming CN32 18 Reserved CN30 5 Port for ground wire CN37 19 Port for communication with PCB A CN17 6 Input port for neutral w...

Page 35: ...ndenser temp sensor CN9 18 Port for chassis electrical heating tape CN31 Optional 6 Port for communication with hydro box control board CN10 19 Input port for transformer CN26 20 Power supply port for...

Page 36: ...ctor coil CN63 3 Port for pressure sensor CN36 16 Out port for P_line contactor coil CN64 4 Port for suction temp sensor CN4 17 Port for 4 way value CN65 5 Port for discharge temp sensor CN8 18 Port f...

Page 37: ...er ltering L3 L3 5 Ground wire GND_1 11 Ground wire GND_2 6 Power supply port for load CN18 Coding Assembly unit 1 Auto thermal protector 2 Manu thermal protector 3 Backup heater contactor KM4 4 Backu...

Page 38: ...Check the water circuit The units are equipped with a water inlet and outlet for connection to a water circuit The units should only be connected to closed water circuits Connection to an open water c...

Page 39: ...ation excluding the internal water volume of the unit is at least 25L for 5 7 9 kW unit the minimum volume is 15L Refer to 14 Technical specifications to find the total internal water volume of the un...

Page 40: ...ar H m 10 0 3 bar 0 10 0 3 bar 0 3 bar The corresponding maximum water volume can be read from the graph approximately 160 L Since the total water volume 150 L is below the maximum water volume 160 L...

Page 41: ...on the expected lowest outdoor temperature make sure the water system is filled with a concentration of glycol as mentioned in the table below When glycol is added to the system the performance of the...

Page 42: ...are of the hygroscopic property of glycol It absorbs moisture from the environment Leaving the cap off the glycol container causes the concentration of water to increase The glycol concentration is th...

Page 43: ...ired fuses or circuit breakers NOTE The ground fault circuit interrupter must be a high speed type breaker of 30 mA 0 1 s NOTE 9 6 Water piping insulation The complete water circuit including all pipi...

Page 44: ...7 8 9 10 11 21 22 12 13 14 0 0 15 16 17 18 19 20 A B C D E F G H I J K L M P N N N N N 5 7 9kW Q 23 2 1 3 4 5 6 7 8 9 10 11 12 13 14 0 0 15 16 17 18 19 20 A B C D E F G H I J K L M N N N N N 12 14 16...

Page 45: ...Power supply cable for backup heater AC 2 GND 1 Phase 3 GND 3 Phase 14A 1 Phase 6A 3 Phase a Minimum cable section AWG18 0 75 mm 2 b The thermistor cable are delivered with the unit if the current of...

Page 46: ...ecurely Follow the electric wiring diagram for electrical wiring works the electric wiring diagrams are located on the rear side of door 2 Install the wires and fix the cover firmly so that the cover...

Page 47: ...high speed type breaker of 30 mA 0 1 s NOTE The ground fault circuit interrupter must be a high speed type breaker of 30 mA 0 1 s Stated values are maximum values see electrical data for exact values...

Page 48: ...NECT TO SOLAR PUMP STATION 230VAC INPUT Voltage 220 240VAC Maximum running current A 0 2 Wiring size mm2 0 75 44 9 7 6 Connection for other components Coding Assembly unit Coding Assembly unit 1 Solar...

Page 49: ...le to the appropriate terminals as shown in the picture Fix the cable reliably 5 For remote shut down 6 For tank loop pump P_d and mix pump P_c a Procedure Connect the cable to the appropriate termina...

Page 50: ...Y 3 phase H 13 C 3 46 NOTE 7 For room thermostat Room thermostat type 1 RT1 High voltage Room thermostat type2 RT2 Low voltage Room thermostat type 1 RT1 High voltage POWER IN provide the working volt...

Page 51: ...When unit detect voltage is 230VAC between H and N unit turn on B 2 When unit detect voltage is 0VAC between H and N unit turn off Method C Hydraulic module is connected with two external temperature...

Page 52: ...r outside circulation pump P_o Voltage 220 240VAC Maximum running current A 0 2 Wiring size mm2 0 75 Control port signal type Type 2 a Procedure Connect the cable to the appropriate terminals as shown...

Page 53: ...s smart grid function there are two ports on PCB to connect SG signal and EVU signal as following 1 When EVU signal closed the unit operate as below DHW mode turn on the setting temperature will be ch...

Page 54: ...0 30 4 35 34 33 32 31 31 30 29 28 28 28 5 33 32 32 31 30 30 29 29 28 28 28 6 31 30 30 29 28 28 27 27 26 26 26 7 29 29 28 28 27 27 27 26 26 26 26 8 29 28 28 27 26 26 25 25 24 24 24 High temperature 1 5...

Page 55: ...6 7 8 T4 T1s C 1 2 3 4 5 6 7 8 25 15 5 5 15 25 35 T4 T1s C 33 38 43 48 53 58 5 5 15 25 35 45 T4 1 2 3 4 5 6 7 8 3 8 13 18 23 T1s C 51 Low temperature curves for heating mode High temperature curves f...

Page 56: ...pump after six hours will be valid OFF 2 With solar energy Without solar energy OFF 2 Without TBH With TBH OFF 3 4 0 0 Without IBH and AHS 0 1 With AHS for heat mode 1 0 With IBH 1 1 With AHS for heat...

Page 57: ...with optional domestic hot water tank installed Ground wiring Make sure that the ground wires have been connected properly and that the ground terminals are tightened Internal wiring Visually check th...

Page 58: ...nt temperatures If the LED is flashing red it means the pump has stopped operating and a serious fault has happened e g pump blocked The pump cannot restart itself due to a permanent failure and the p...

Page 59: ...ALL SETTING 10 RESTORE FACTORY SETTINGS 11 TEST RUN 12 SPECIAL FUNCTION OK ENTER FOR SERVICEMAN 2 3 1 DHW MODE SETTING YES YES YES YES NON ADJUST 1 1 DHW MODE 1 2 DISINFECT 1 3 DHW PRIORITY 1 4 DHW PU...

Page 60: ...SH 3 7 t_INTERVAL_H 3 8 T1SetH1 3 9 T1SetH2 3 10 T4H1 ADJUST 2 3 1 3 FLH 2MIN RAD 7 C 3 HEAT MODE SETTING 3 11 T4H2 3 12 ZONE1 H EMISSION 3 13 ZONE2 H EMISSION 3 14 t_DELAY_PUMP ADJUST 3 3 17 C 25 C 4...

Page 61: ...calculated according to the climate related curves If you set DOUBLE ZONE to YES and set ROOM TEMP to NON meanwhile set WATER FLOW TEMP to YES or NON the following pages will be displayed Homepage zon...

Page 62: ...tat is available How to set the ROOM THERMOSTAT Go to MENU FOR SERVICEMAN 6 ROOM THERMO STAT Press OK The following page will be displayed 10 7 7 Other HEATING SOURCE The OTHER HEATING SOURCE is used...

Page 63: ...FAC TORY SETTINGS Press OK The following page will be displayed Press to scroll the cursor to YES and press OK The following page will be displayed After a few seconds all the parameters set in the u...

Page 64: ...ing page will be displayed During COOL MODE test running the default target outlet water temperature is 7 C The unit will operate until the water temperature drops to a certain value or the next comma...

Page 65: ...during floor heating operation in order to protect the floor floor drying is necessary during which the temperature of the floor should be increased gradually Press to scroll and press OK to enter Dur...

Page 66: ...additional heating source is unavailable If you want to turn off floor drying up please press OK The following page will be displayed Use to scroll the cursor to YES and press OK Floor drying will tur...

Page 67: ...ace heating cooling operation 30 10 600 5 MIN 1 18 t_DHWHP_MAX the maximum continuous working period of the heat pump in DHW PRIORITY mode 90 10 600 5 MIN 1 19 PUMP RUNNING TIME the certain time that...

Page 68: ...e 17 10 17 1 C 5 1 WATER FLOW TEMP Enable or disable the WATER FLOW TEMP 0 NON 1 YES 1 0 1 1 5 2 ROOM TEMP Enable or disable the ROOM TEMP 0 NON 1 YES 0 0 1 1 5 3 DOUBLE ZONE Enable or disable the ROO...

Page 69: ...he auto restart cooling heating mode 0 NON 1 YES 1 0 1 1 13 2 AUTO RESTART DHW MODE Enable or disable the auto restart DHW mode 0 NON 1 YES 1 0 1 1 14 1 POWER INPUT LIMITATION The type of power input...

Page 70: ...temperature T5 Temperature of domestic hot water Th Suction temperature Tp Discharge temperature TW_in Inlet water temperature of plate heat exchanger TW_out Outlet water temperature of plate heat ex...

Page 71: ...ot water tank and immerse in a bucket or similar with lime removing product for 24 hours Unit switch box Carry out a thorough visual inspection of the switch box and look for obvious defects such as l...

Page 72: ...d expansion vessel prepressure Symptom 2 The unit is turned on but the compressor is not starting space heating or domestic water heating POSSIBLE CAUSES CORRECTIVE ACTION The unit must start up out o...

Page 73: ...EATER is enabled see 10 7 Field settings Check whether or not the thermal protector of the backup heater has been activated refer to Controls parts for backup heater IBH Check if booster heater is run...

Page 74: ...ot used to judge the ability of the unit The accuracy of sensor is 1 C The flow rates parameters are calculated according to the pump running parameters the deviation is different at different flow ra...

Page 75: ...ct the 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 t...

Page 76: ...failure change a new sensor Discharge temperature sensor Tp error 1 The Tp sensor connector is loosen Reconnect it 2 The Tp sensor connector is wet or there is water in remove the water make the conn...

Page 77: ...e sensor Ta error 1 The Ta senor is in the interface 2 The Ta sensor failure change a new sensor or change a new interface The DC fan failure 1 Strong wind or typhoon below toward to the fan to make t...

Page 78: ...ion valve locked or winding connector is loosen Tap tap the valve body and plug in plug off the connector for several times to make sure the valve is working correctly And install the winding in the r...

Page 79: ...Module 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 Increase the space between th...

Page 80: ...ensor is broken Change a new sensor 3 Four way valve is blocked Restart the unit again to let the valve change the direction 4 Four way valve is broken change a new valve DC generatrix voltage is too...

Page 81: ...rking pressure MWP 8 bar 8 bar 8 bar Pump Type water cooled water cooled water cooled No of speed 3 3 3 Internal water volume 3 2L 3 2L 2 0L Pressure relief valve water circuit 3 bar 3 bar 3 bar Opera...

Page 82: ...ance staff and others working in the local area shall be instructed on the nature of work being carried out work in confined spaces shall be avoided The area around the work space shall be sectioned o...

Page 83: ...d Initial safety checks shall include That capacitors are discharged this shall be done in a safe manner to avoid possibility of sparking That there no live electrical components and wiring are expose...

Page 84: ...hat the outlet for the vacuum pump is not closed to any ignition sources and there is ventilation available 16 Charging procedures In addition to conventional charging procedures the following require...

Page 85: ...actory working order has been properly maintained and that any associated electrical components are sealed to prevent ignition in the event of a refrigerant release Consult manufacturer if in doubt Th...

Page 86: ...nger 18 Water Inlet temp sensor 5 Electronic expansion Valve 19 Air purge valve 6 Single way electromagnetic valve 20 Expansion vessel 7 Liquid Tank 21 Circulating pump 8 Strainer 22 Manometer 9 Water...

Page 87: ...1 X E Y CN22 CN2 CN21 CN1 CN15 BLUE WHITE CN19 P E Q CN14 H1 H2 P_d N CN15 N L1 HBK1 HBK2 CN18 CN20 CN19 CN9 CN13 CN16 CN17 L1 N CN7 CN5 CN8 CN9 CN10 A B X Y E P Q E M1 M2 SL1 SL2 C TBH N 1ON 1OFF N H...

Page 88: ...A3 SV6 CN31 CN18 CN14 HEAT1 CN13 SV5 CN7 Transformer 1 TRANS L PRO XS5 XP5 XS6 XP6 T3 T4 XP8 XS7 XP7 XS8 T5 CN1 H PRES T6 EEV TRANS CN6 T2 T2B TW in TW out T1 CN13 CN15 T1B T5 R1 NOTE External load cu...

Page 89: ...P Q E M1 M2 SL1 SL2 C TBH N 1ON 1OFF P_o N HT N 3ON H L1 N P_c N Sv2 N IBH1 N P_s N 3OFF CN1 R1 R2 AHS1 AHS2 P_d N DTF1 DTF2 CN3 CN4 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18...

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