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Kaysun KHPA2 300S, Installation & Owner'S Manual, Page: 76 / 84

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Kaysun KHPA2 300S Installation & Owner'S Manual Download Page 76

Installation by a qualified technician in possession of the technical-professional requisites according to the 
current national and local regulations in force in the territory. 

Scheme 1: the heat pump can also operate when the solar pump is in operation

 

Electrical connections 

CN32 

Solar controller signal input 

220-240

CN6

 

Solar pump control 

220-240

Operating logic 

Note: solar pump must be controlled through AC contactor. 
The CN6 is not allowed to drive the pump directly. 

T5U 

 

(Storage tank temp. sensor Upper)

 

Unit

 

CN32 (in)

 

CN6 (out)

 

SOLAR 

PUMP

 

≤ 

60°C

 

Enabled 

220-240

220-240

ON 

≥ 

65°C

 

0 

0 

OFF 

Enabled 

SOLAR SYSTEM (PROVIDED BY THE CUSTOMER) 

Solar control unit 

Solar pump 

AC contactor 

Solar panel 

When the solar control unit check the temperature is OK in solar 
panel, it will output 220-240V signal. 

Power supply 

Solar probe 

Solar probe well 

Power supply 

76

Summary of Contents for KHPA2 300S

Page 1: ...ch for purchasing our product Before using your unit please read this manual carefully and keep it for future reference INSTALLATION TECHNICAL OWNER S MANUAL Domestic Hot Water Heat Pumps COMPAK KHPA2...

Page 2: ......

Page 3: ...installation site 23 6 Water connections 26 7 Aeraulic connections 32 8 Electrical connections 37 9 Start up 41 10 Control 47 11 Maintenance 60 12 Residual risks Decommissioning 65 13 Technical data...

Page 4: ...de by children without supervision Before cleaning be sure to stop the operation and turn the breaker off or pull out the power plug Otherwise an electric shock and injury may be caused DANGER Do not...

Page 5: ...idden to trample on the device and or to put on it any type of object It is forbidden to throw or spray water directly on the device It is forbidden to insert sharpened objects by the air return and s...

Page 6: ...king it easier to suitably note the various interventions and aids the search for any breakdowns Water temperature over 50 C can cause severe burns instantly Children disabled and elderly are at highe...

Page 7: ...down or malfunction voids the warranty may compromise the safety of the unit may increase time and repair costs Follow local safety regulations Keep packing material out of children s reach it may be...

Page 8: ...symptom increase Risk of freeze If the unit or the relative water connections can be subject to temperatures close to 0 C adopt measures for prevent risk of freeze The appliance is intended to be perm...

Page 9: ...protection devices gloves glasses ecc The power cables and the protection cable section must be defined in accordance with the characteristics of the protections adopted The serial number label report...

Page 10: ...le to emit electromagnetic disturbances Do not lay the cable near devices which can generate electromagnetic interferences Do not lay the cables parallel to other cables cable crossings are possible o...

Page 11: ...y mode maintenance what to do what not to do in case of breakdown Data update Continual product improvements may imply manual data changes Visit manufacturer web site for updated data 1 SAFETY CONSIDE...

Page 12: ...number It identifies uniquely each unit Must be quoted when ordering spare parts Assistance request Note data from the serial number label and write them in the chart on side so you will find them eas...

Page 13: ...ve the following information Model serial and product number Parts name Picture All the picture in this manual are for explanation purpose only They may be slightly different from the unit you purchas...

Page 14: ...Parts unit 190S Code Description The codes are subject to being updated contact the authorised service centre for the updated code 2 INTRODUCTION...

Page 15: ...Code Description The codes are subject to being updated contact the authorised service centre for the updated code Parts unit 190S 2 INTRODUCTION...

Page 16: ...Code Description The codes are subject to being updated contact the authorised service centre for the updated code Parts unit 190S 2 INTRODUCTION...

Page 17: ...Parts unit 300S Code Description El ectr ical heate r The codes are subject to being updated contact the authorised service centre for the updated code 2 INTRODUCTION...

Page 18: ...Code Description The codes are subject to being updated contact the authorised service centre for the updated code Parts unit 300S 2 INTRODUCTION...

Page 19: ...Code Description The codes are subject to being updated contact the authorised service centre for the updated code Parts unit 300S 2 INTRODUCTION...

Page 20: ...he packaging In case of damage or anomaly Write down on the transport document the damage you found and quote this sentence Conditional acceptance clear evidence of deficiencies damages during transpo...

Page 21: ...dling equipment lifting capacity B Identify critical points during handling disconnected routes flights steps doors C Stair climbing trolley Handle the packed unit D Minimum passage height E During tr...

Page 22: ...he unit Keep packing material out of children s reach it may be dangerous Recycle and dispose of the packaging material in conformity with local regulations Front Rear Cut the hoops Cut along the join...

Page 23: ...s to be installed on a metal part of building make sure the well electric insulation which should meet the relevant local electric standard use of air from heated rooms could penalise the heating perf...

Page 24: ...tic waves exist Place where flammable gases or materials exist Place where acid or alkali gases evaporate Consider sound emission Noise levels could represent an inconvenience if installed in areas th...

Page 25: ...g physical danger Check that the floor can support the weight of the unit in operation dimensional see Unit in bubble level Electrical outlet The installation height of power supply should be over 1 5...

Page 26: ...d to avoid the presence of particles sludge and waste The system must be drained before installing the new unit Dirt can be removed only with a suitable water flow Each section must then be washed sep...

Page 27: ...ned when the water temperature varies Safety valve Provided by the customer Install all safety devices required by the local laws in force in the countries where the unit is installed The manufacturer...

Page 28: ...Solar outlet E Solar inlet Electrical connections page 76 Unit with solar 1 Upper condensate outlet 10 2 Condensate drain 10 3 Domestic hot water safety valve 4 Storage tank discharge 5 Drain accumula...

Page 29: ...drainage work may cause wetting of the building furniture etc IMPORTANT Water coming from the plastic shroud is an indicator that both condensation drain lines 1 2 may be blocked Immediate action is...

Page 30: ...t water Do not use flexible pipes for unit connection Indicative plumbing diagram The system components must be defined by Designer and Installer ex expansion tanks vents taps calibration safety valve...

Page 31: ...e drain 11 Solar circulation unit not supplied 12 Solar panels not supplied A Aqueduct inlet B DHW C DHW recirculation Note Water temperature limiting valve is recommended for mixing the inlet cold wa...

Page 32: ...ed in a room with a minimum volu me greater than 15m2 The expulsion air flow must be gua ranteed and cannot be blocked It is necessary that the vents be correctly sized Channelling the intake and expu...

Page 33: ...ections with the special hookings to the circular flanges The duct weight should not lie on the connection flanges Put antivibration joints between ducts and units The connection to the flanges and am...

Page 34: ...in an area with a low concentration of impurities dust odours exhaust fumes etc Exhaust outlet away from terraces balconies property boundary lines avoid windward zones Unit 190S 1 Unit 300S 3 5 2 4...

Page 35: ...e duct to prevent water from dropping into internal of the unit In case the water entering to internal components of the unit the component might be damaged or causing physical danger The ducts should...

Page 36: ...ling at the unit inlet In terms of the unit with duct grid there must be put on the position of duct inlet Provided by the customer The grid must be provided on the intake outlet of the external air o...

Page 37: ...base EVV Electric expansive valve K3M AC contactor Wiring diagram of tank inside POWER SUPPLY The L N wires which get through the zero phase electricity mutual inductor must keeping the sam direction...

Page 38: ...er T5L Storage tank temperature sensor Lower TP Discharge temperature sensor TH Suction temperature sensor Item description E Mg Electronic anode CAP1 Fan capacity CN1 40 Terminal base TR Transformer...

Page 39: ...en wiring the power supply please add additional insulation sheath at the place without rubber insulation layer The unit must be installed with an Creepage Breaker near the power supply and must be ef...

Page 40: ...ding to the relevant electric technical standards of the State The power cord and the signal cord shall be laid out neatly and properly without mutual interference or contacting the connection pipe or...

Page 41: ...th this manual the electrical power supply line should be isolated at the beginning the unit isolator is open locked and equipped with the suitable warning make sure no tension is present Warning Afte...

Page 42: ...n protected from frost 9 DHW safety valve pipe connected and conveyed to an adequate drain protected from frost 10 Water temperature limit valve or mixer tap recommended installed per manufacturer s i...

Page 43: ...re in the OPEN position Check that no air is present in the circuit if required evacuate using the air bleeding valve placed at the system s high points Aeraulic system Verify that the rooms are clean...

Page 44: ...n before operation Note Before using this unit please follow the steps below Storage tank water filling If the unit is used for the first time or used again after emptying the storage tank please make...

Page 45: ...at pump running E heater and heat pump will work together until the water temperature gets to target temperature So if want to heat quickly please manually activate E heater Note E heater will be acti...

Page 46: ...ion days Weekly disinfect function Under disinfection mode unit immediately start to heat water up to 70 C to kill the potential legionella bacteria inside water of storage tank icon will light on the...

Page 47: ...can display the normal water temperature the remaining days in vacation mode the temperature set when setting the parameters the unit s setting operation parameters On WiFi connected Off WiFi not con...

Page 48: ...r water pump Electric heater in operation High temperature alarm Water temperature above 50 C Unit in error protection Unit works in VACATION mode There are 14 default vacation days they can be set in...

Page 49: ...onding value Pressed for more than 1s the value increases continuously Each button press is only effective when the display is unlocked 10 CONTROL Default HYBRID mode Switches to E heat mode Switches...

Page 50: ...he button for 3 sec to turn the WiFi on The button is used to cancel all the settings and exit the settings status When the WiFi connection is normal press and hold the Cancel button for more than 8 s...

Page 51: ...s value and finish setting the first programming segment 1 During the setting process press the TIMER ON OFF button to enter the next ON OFF setting 2 During the setting process press the TIMER ON OFF...

Page 52: ...the confirmation button the DISINFECT icon and the first two values of 8888 flashthe hour can be changed Press the confirmation button the last two values of 8888 flashthe minutes can be changed After...

Page 53: ...F abnormal view Current Current value Current Current electric heating value display 0 Fan speed 0 stopped 1 low speed 2 high speed Opening degree Electronic expansion valve displays Opening degree Re...

Page 54: ...omfort Home App Scan the QR code or search for Comfort Home in Google play Android devices or App Store iOS devices to download the app Register or log in to your account Open the App and create a use...

Page 55: ...resolved When the self protection happens the will flash and error code will be shown at water temperature indicator Press button for 1sec to stop the will flash but the and error code does not disapp...

Page 56: ...again the supply plug Setting water temp higher Contact service center No hot water tapped out Public water supply ceased Cold water inlet pressure too low 0 15 Bar 0 015 MPa Cold water inlet valve cl...

Page 57: ...ssor discharge temperature sensor TP error Maybe the connection between sensor and PCB has released or sensor has been broken Contact a qualified person to service the unit E8 Electric leakage error I...

Page 58: ...discharge temperature is not so higher than evaporator temperature after compressor running a term Maybe because of compressor broken or bad connection between PCB and compressor P4 Compressor overlo...

Page 59: ...but there is still a mount of hot water can be tapped A Because the upper water sensor is located on the upper 1 4 storage tank when tapping hot water out it means there is at least 1 4 storage tank o...

Page 60: ...uitable warning sign make sure no tension is present After switching the power off wait at least 5 minutes before accessing to the electrical panel or any other electrical component Before accessing c...

Page 61: ...er temperature to decrease the heat release prevent scale and save energy if the outlet water volume is sufficient Standby mode In some cold areas under 0 C if the system will be stopped for a long ti...

Page 62: ...nthly It is advisable to start with frequent checks and to adjust the frequency based on how much dirt is discovered In terms of the filter set in air inlet directly namely air inlet without connect w...

Page 63: ...move power supply Remove frontal cover A Unscrew the screws and remove the cover cap B Turn off the water inlet valve C Open hot water tap for decrease the pressure of the storage tank Open tap D Empt...

Page 64: ...w freely when operating the handle replace safety valve with a new one Nota Please beware of burn beware of the hot water from the val ve To clean the valve Manually open the valve Turn the knob as in...

Page 65: ...ea surrounding the area occur could cause explo sions or fires Carefully check the positioning of the unit The installation of the unit in a place unsuited to support its weight and or guarantee adequ...

Page 66: ...cks burns and electrocution Open and padlock the general isolator prior to removing the guards and signal work in progress with the appropriate shield Contact with parts that could be under voltage du...

Page 67: ...t must be disposed of together with all of its parts To dispose of household electrical and electronic equipment the manufacturer recommends you contact an authorised dealer or an authorised ecologica...

Page 68: ...y authorised per sonnel at existing collection centres Dismantling and disposal THE UNIT MUST ALWAYS BE SENT TO AUTHORISED CENTRES FOR DISMANTLING AND DISPOSAL When dismantling the unit the fan the mo...

Page 69: ...ter recirculation 3 Unit keypad 8 Water inlet 3 4 F 13 Probe sump for solar 4 Electric line input 9 Water outlet 3 4 F R Air inlet 5 Condensate drain 10 Solar inlet 3 4 F M Air supply Size 190S Operat...

Page 70: ...ter recirculation 3 Unit keypad 8 Water inlet 3 4 F 13 Probe sump for solar 4 Electric line input 9 Water outlet 3 4 F R Air inlet 5 Condensate drain 10 Solar inlet 3 4 F M Air supply Size 300S Operat...

Page 71: ...6 Daily consumption kWh 4 22 6 34 COP EN 16147 2 76 3 01 Clima Warmer Heat pumps Water Heater 3 Domestic hot water profile L XL wh 125 143 Annual consumption AEC kWh 819 1173 Daily consumption kWh 3 8...

Page 72: ...elegated Regulation N 814 2013 Colder Climate Heat Pump Water Heater 5 Data referred to completely ducted unit 6 Maximum temperature that can be reached during Anti legionella mode Dinsifect It contai...

Page 73: ...imate conditions 7 Water heating energy efficiency in rounded to the nearest integer and calculated in accordance with point 3 of Annex VIII whereby for solar water heaters and heat pump water heaters...

Page 74: ...limate conditions 7 Water heating energy efficiency in rounded to the nearest integer and calculated in accordance with point 3 of Annex VIII whereby for solar water heaters and heat pump water heater...

Page 75: ...cocompatibile Ecodesign co conception Ecodise o 2011 65 UE 2015 863 UE RoHs Unit manufactured and tested according to the followings Standards Unit costruita e collaudata in conformit alle seguenti No...

Page 76: ...Solar pump control 220 240 Operating logic Note solar pump must be controlled through AC contactor The CN6 is not allowed to drive the pump directly T5U Storage tank temp sensor Upper Unit CN32 in CN6...

Page 77: ...ough AC contactor The CN6 is not allowed to drive the pump directly T5U Storage tank temp sensor Upper Unit CN32 in CN6 out SOLAR PUMP CN29 60 C Disabled 220 240 220 240 ON ON 65 C 0 0 OFF Enabled OFF...

Page 78: ...Ethernet cable 5m long For details see instructions ELFOControl3 EVO manual Ethernet 485 converter TERMINATION JUMPER Termination No Yes UNIT Modbus connection Baud rate 9600 Lenght 8 Parity none Stop...

Page 79: ...it F Setting range 100 158 F Send value actual value 3 Comand Functions BIT15 Reserved BIT14 Reserved BIT13 Reserved BIT12 Reserved BIT11 Reserved BIT10 Reserved BIT9 Reserved BIT8 Reserved BIT7 Reser...

Page 80: ...Tp Exhaust gas temperature Compressor exhaust temperature Tp unit C Send value actual value unit F Send value actual value C 106 Th temperature Suction Temp Th unit C Send value actual value 2 30 unit...

Page 81: ...Send value actual value 114 Remaining hot water Segment 0 4 Reserved 115 Auxiliary Status bit 1 BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 BIT7 BIT6 BIT5 BIT4 BIT3 Wifi Connection Status 1 Connect...

Page 82: ...temperature Compressor exhaust temperature Tp unit C Send value actual value unit F Send value actual value C 106 Th temperature Suction Temp Th unit C Send value actual value 2 30 unit F Send value...

Page 83: ...F Send value actual value 114 Remaining hot water Segment 0 4 Reserved 115 Auxiliary Status bit 1 BIT15 BIT14 BIT13 BIT12 BIT11 BIT10 BIT9 BIT8 BIT7 BIT6 BIT5 BIT4 BIT3 Wifi Connection Status 1 Connec...

Page 84: ......

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