Kaysun KTHR-190 Technical Manual
  1. Manuals
  2. Brands
  3. Kaysun Manuals
  4. Water Heater
  5. KTHR-190
  6. Technical manual
Kaysun KTHR-190 Technical Manual

Kaysun KTHR-190 Technical Manual

Multi hybrid hr
Hide thumbs Also See for KTHR-190:
Table of Contents

Advertisement

Quick Links

Download this manual
TECHNICAL MANUAL
Multi Hybrid HR
KTHR-190
KAM4HR-80 DR8

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the KTHR-190 and is the answer not in the manual?

Questions and answers

Related Manuals for Kaysun KTHR-190

Summary of Contents for Kaysun KTHR-190

  • Page 1 TECHNICAL MANUAL Multi Hybrid HR KTHR-190 KAM4HR-80 DR8...

  • Page 2: Table Of Contents

    Contents 1. General information ............................4 1.1 Product lineup ............................4 2. Features ................................6 3.Specification ..............................11 3.1 Outdoor unit ............................11 3.2 Tank unit ............................... 14 3.3 Indoor unit ............................16 3.3.1 Casual ............................16 4. Dimensional dataI ............................19 4.1 Outdoor unit ............................
  • Page 3 9.3 Indoor unit ............................40 9.3.1 Casual series ..........................40 10 Refrigerant cycle ............................41 11 Accessories ..............................41 11.1 Outdoor unit ............................41 11.2 Tank ..............................42 11.3 Indoor unit ............................42 12 Installation Details ............................44 12.1. Installation Overview ......................... 44 12.2 Outdoor unit installation ........................

  • Page 4: General Information

    1.1 Product lineup Item Series Model name Appearance Outdoor unit KAM4HR-80 DR8 Tank KTHR-190 KAY-CF 20 DR12 KAY-CF 26 DR12 Indoor Unit Casual The appearance is for reference only, and KAY-CF 35 DR12 different models may have different sizes. KAY-CF 52 DR12...
  • Page 5 NOTICE： 1) All the contents of this manual, such as functions, sizes, and combination rules, are based on the above product models, if the product series name is the same, but the models are different, please search the corresponding documents according to the model. 2) Product upgrade iteration, such as parameter and function changes, will not be notified, please refer to the product nameplate and manual.

  • Page 6: Features

    2. Features 2.1 High Efficiency 2.1.1 One system, multiple functions n The system can provide ATW cooling, ATA heating, and domestic hot water, offers the customer maximum flexibility and comfort the whole year through. 2.1.2 Intelligent whole-house energy management n Two kinds of heat recovery mode, total heat recovery and partial heat recovery, which can be activated and controlled automatically according to the hot water need and AC used situation, so that more intelligent and energy-saving.
  • Page 7 2.1.3 Energy saving, achieve free hot water in summer n With heat recovery technology, the domestic hot water can be produced by recovery heat in AC cooling mode, even without extra energy, cost less. 2.1.4 Energy-saving mode for water tank When set the energy-saving mode, the unit will be adjusted to delay the opening time of the electric heating.
  • Page 8 Normal mode Water temp Time Smart mode Water temp Time Less need for DHW Peak time for DHW 2.1.6 Microchannel heat transfer technology for water tank n The contact area between the heat exchanger and the water tank was increased, so that the heat transfer effect is better.
  • Page 9 Low inlet laminar water addition technology* With the Low inlet laminar water addition patent technology, there will be little effect for upper hot water when add cold water, so that the water temp will be more accurate and comfortable. 2.2.2 Less noise from ODU Less ODU, less noise sources Double insulation cotton With Needle felt + rubber double soundproofing cotton, better insulation and noise reduction effect, less...
  • Page 10 2.3.3 Easy wiring, easy setting • The tank must be fixed at port D, and the wiring must be correspond to pipes. • But for AC IDU, the corresponding can be corrected automatically. • The IDU addresses can be assigned automatically without extra dip or set, more convenient.

  • Page 11: Specification

    3.Specification 3.1 Outdoor unit Indoor KAY-CF 26 DR12 Outdoor KAM4HR-80 DR8 Ph-V- Power supply 1Ph-230V-50Hz Capacity Btu/h 27000 Input 2450 Cooling(Standard conditions) Current 3.23 Capacity Btu/h 28000 Heating(Standard Input 2210 conditions) Current 10.5 3.71 Pdesignc SEER Seasonal Cooling Energy Efficiency Class Pdesignh SCOP Heating(Average )
  • Page 12 Thermal protector position Capacitor μF /620 Refrigerant oil/oil charge VG74 Model ZKFN-120-8-9 Outdoor fan motor Input Capacitor Speed r/min 900/750/600 a.Number of rows b.Tube pitch(a)x row 25.4x22 pitch(b) c.Fin spacing d.Fin type (code) Hydrophilic aluminum Outdoor coil e.Tube outside dia.and Φ7,Inner groove tube type f.Coil length x height x...
  • Page 13 Max. height difference between indoor and outdoor unit Max. height difference between indoor units Room Outdoor(cooling/heating ℃ -15～50/-15～24 temperature...

  • Page 14: Tank Unit

    3.2 Tank unit Tank KTHR-190 Outdoor Model KAM4HR-80 DR8 Power supply Ph-V-Hz 1ph/220~240V/50Hz Nominal volume of the tank Water-heating Capacity（A15/12℃,W15~45℃） kW/kW 3.90 COP（A15/12℃,W15~45℃） Capacity 3.90 dhwt kW/kW 3.40 dhwt Setting Temperature for the ºC performance mesaurement ℃ Reference hot water temperature θ...
  • Page 15 Max. length for one indoor unit Max. height difference between indoor and outdoor unit Max. height difference between indoor units...

  • Page 16: Indoor Unit

    3.3 Indoor unit 3.3.1 Casual Model KAY-CF 20 DR12 KAY-CF 26 DR12 Power supply V,Hz,Ph 220V-240V,1Ph,50Hz 220V-240V,1Ph,50Hz Capacity Btu/h 7000 9000 Cooling Input Rated current 0.09 0.09 Capacity Btu/h 8000 10000 Heating Input Rated current 0.09 0.09 Model YKFG-13-4-38L YKFG-13-4-38L Iutput Indoor fan motor Capacitor...
  • Page 17 Model KAY-CF 35 DR12 KAY-CF 52 DR12 Power supply V,Hz,Ph 220V-240V,1Ph,50Hz 220-240V,1Ph,50Hz Capacity Btu/h 12000 18000 Cooling Input Rated current 0.09 0.15 Capacity Btu/h 13000 19000 Heating Input Rated current 0.09 0.15 Model YKFG-13-4-38L ZKFP-30-8-3 Iutput Indoor fan motor Capacitor ―...
  • Page 18 Model KAY-CF 52 DR12 Power supply V,Hz,Ph 220-240V,1Ph,50Hz 24000 Capacity Btu/h Cooling Input Rated current 0.28 Capacity Btu/h 25000 Heating Input Rated current 0.28 Model ZKFP-58-8-1 Iutput 58.0 Indoor fan motor Capacitor ― Speed(Hi/Mi/Lo) r/min 1150 / 1000 / 850 a.Number of rows b.Tube pitch(a)x row pitch(b) 21x13.37...

  • Page 19: Dimensional Datai

    4. Dimensional dataI 4.1 Outdoor unit...

  • Page 20: Tank Unit

    4.2 Tank unit...

  • Page 21: Indoor Unit

    4.3 Indoor unit 4.3.1 Casual Model KAY-CF 20 DR12 KAY-CF 26 DR12 KAY-CF 35 DR12 KAY-CF 52 DR12 KAY-CF 52 DR12 1040 Model KAY-CF 20 DR12 KAY-CF 26 DR12 KAY-CF 35 DR12 KAY-CF 52 DR12 KAY-CF 52 DR12 1040...

  • Page 22: Service Space

    4.4 Service space 4.4.1 Outdoor unit 4.4.2 Tank unit...

  • Page 23: Working Range

    4.4.3 Indoor unit 5. Working range 5.1 Outdoor unit 5.1.1 Power supply 220~240V,1Ph，50Hz Rated Voltage Working Voltage 150V~364V 5.1.2 Temperature The temperature range is indicated in the follow table. Cooling Working range Min(℃) Max(℃) Rated(℃) Outdoor Indoor 17(Casual series)/ 16(other series) Heating Working range Min(℃)

  • Page 24: Tank

    Heating+DHW Working range Min(℃) Max(℃) Rated(℃) Outdoor Indoor 5.2 Tank Temperature Rated Outdoor air temperature ℃ Water setting 70(55) ℃ temperature Indoor tank ℃ Water temperature limits Ambient temperature (T4) T4<-18 -18<T4≤-12 -12<T4≤-7 -7<T4≤-2 -2<T4≤-2 2<T4≤7 COOL+DWH Ambient temperature (T4) 7<T4≤15 15<T4≤30 30<T4≤43...

  • Page 25: Selection Guide

    Therefore, the maximum indoor unit capacity combined with outdoor unit should be carefully considered for correct indoor unit distribution at each building. At present, we only have wall mounted indoor unit, and other forms of indoor unit are under development. 6.1.2 Selection guide The following guide giving the method for indoor and outdoor unit selection.

  • Page 26: Multizone Combination Selection

    6.2 Multizone combination selection 1. One external unit is connected to at least one water tank and an internal unit; 2. The ratio of the total indoor unit capacity to the outdoor unit capacity is 50-133%, which is subject to the matching table;...

  • Page 27: Tank Capacity And Cop

    6.3 Tank capacity and COP 6.3.1 ATW Capacity within Different Temperature 6000 5500 5000 4500 4000 3500 3000 9~45 5602 5476 5356 5297 5415 5415 5415 5356 5356 5297 5185 5077 4778 4513 9~50 5236 5337 5296 5187 5286 5496 5551 5607 5664 5442 4827 4625 4081 3909 9~55 4448 4513 4613 4718 4790 4865 4904 4942 4904 4718 4448 4044 3663 3538 Ambient Temperature (℃) Heat Up Time within Different Temperature...
  • Page 28 COP within Different Temperature 4,50 4,00 3,50 3,00 2,50 2,00 1,50 1,00 0,50 0,00 9~45 4,04 3,71 3,60 3,50 3,44 3,43 3,29 3,12 2,85 2,41 2,39 1,75 1,48 1,30 9~50 3,51 3,33 3,24 2,95 2,89 3,07 3,04 2,87 2,61 2,27 2,19 1,53 1,39 1,24 9~55 2,77 2,67 2,64 2,36 2,44 2,58 2,58 2,45 2,41 2,00 1,84 1,35 1,23 1,16 Ambient Temperature (℃)
  • Page 29 6.3.2 Cooling+ATW Capacity within Different Temperature 7000 6500 6000 5500 5000 4500 4000 3500 3000 -10 -15 9~45 6769 6092 5734 5297 4973 4778 4642 4513 4431 4391 4166 4061 3995 3962 3930 3868 9~50 5551 5046 4785 4744 4405 4371 4270 4112 4052 4022 3855 3776 3652 3604 3535 3469 9~55 4325 4152 4124 3892 3868 3797 3707 3663 3642 3479 3422 3366 3312 3260 3194 Ambient Temperature (℃)
  • Page 30 Heat Up Time within Different Temperature -10 -15 9~45 72 102 105 108 110 111 117 120 122 123 124 126 9~50 100 110 116 117 126 127 130 135 137 138 144 147 152 154 157 160 9~55 149 150 151 160 161 164 168 170 171 179 182 185 188 191 195 Ambient Temperature (℃) COP within Different Temperature 7,00...

  • Page 31: Sound Data

    6.3.3 Thermal insulation performance of tank Water temperature changes at an ambient temperature of 20 ℃ The upper part of tank The lower part of tank Time(h) 7 Sound data 7.1 Outdoor unit Outdoor Unit Microphone 1.0m Note: H= 0.5 × height of outdoor unit...
  • Page 32 Notes: -Sound measured at 1.0m away from the center of the unit. -Data is valid at free field condition -Data is valid at nominal operation condition -Reference acoustic pressure OdB=20µPa -Sound level will vary depending on arrange off actors such as the construction (acoustic absorption coefficient) of particular room in which the equipment is installed.
  • Page 33 Notes: -Sound measured at 1.0m away from the center of the unit. -Data is valid at free field condition -Data is valid at nominal operation condition -Reference acoustic pressure OdB = 20µPa -Sound level will vary depending on a range of factors such as the construction -(acoustic absorption coefficient) of particular room in which the equipment is installed.
  • Page 34 Casual series: KAY-CF 20 DR12 KAY-CF 35 DR12 KAY-CF 26 DR12 KAY-CF 52 DR12 KAY-CF 52 DR12...

  • Page 35: Electrical Data

    8 Electrical Data 8.1 System wiring diagram The units shall be connected according to the following electric diagrams, depending on the applicable powering scheme and according to the local regulations: CAUTION： • The air switch should have leakage protection function •...

  • Page 36: Tank Unit

    ² After wire connection, check it again and make sure the correctness before power on. Specifications of power supply Model name KTHR-190 Power supply 220-240V~, 50Hz, 1Ph Min. diameter of power supply cord (mm 1.5 (For water tank with...

  • Page 37: Indoor Unit

    8.4 Indoor unit 8.4.1 Casual series wiring wire outdoor Model power supply Applicable voltage range Rated current (A) unit-indoor unit 0.09 KAY-CF 20 DR12 4x1.5 0.09 KAY-CF 26 DR12 4x1.5 0.09 KAY-CF 35 DR12 220-240V~, 50Hz, 1Ph 198~264V 4x1.5 0.15 KAY-CF 52 DR12 4x1.5 0.28...

  • Page 38: Wiring Diagram

    9 Wiring diagram 9.1 Outdoor unit KAM4HR-80 DR8...

  • Page 39: Tank Unit

    9.2 Tank unit...

  • Page 40: Indoor Unit

    9.3 Indoor unit 9.3.1 Casual series KAY-CF 20 DR12 KAY-CF 35 DR12 KAY-CF 26 DR12 KAY-CF 52 DR12 KAY-CF 52 DR12...

  • Page 41: Refrigerant Cycle

    10 Refrigerant cycle OUTDOOR INDOOR HEAT T1 Room EXCHANGE temp. sensor (EVAPORATOR) T2 Evaporator temp. EXV A sensor middle LIQUID VALVE A HEAT T1 Room EXCHANGE EXV B temp. sensor (EVAPORATOR) LIQUID VALVE B EXV M EXV C LIQUID VALVE C T2 Evaporator temp.

  • Page 42: Tank

    Transfer connector(Φ12.7- Φ15.9)/(Φ0.5in-Φ0.63in Transfer connector(Φ6.35- Φ9.52)/(Φ0.25in-Φ0.37in) Transfer connector(Φ12.7- Φ9.52)/(Φ0.5in-Φ0.375in) 11.2 Tank Name Qty. Sharp Purpose Owner’s and Installation Installation and use instruction. Manual One way valve Prevent water from flowing backwards Technical Parameter Introduction of technical parameters Table Water Pipe Joint Connect the inlet and outlet water pipes Fixed strip Fixed water tank...
  • Page 43 Mounting plate Battery Anchor 5~8(depending on models) Mounting plate fixing screw 5~8(depending on models) Small Filter((needs to be installed behind the main air filter by an 1~2 (depending on models) authorized technician during installation)) Drain joint Seal ring Remote controller holder(optional) Fixing screw for remote controller holder ST2.9 x 10(optional)

  • Page 44: Installation Details

    12 Installation Details 12.1. Installation Overview Installation Order...

  • Page 45: Outdoor Unit Installation

    12.2 Outdoor unit installation Install the unit by following local codes and regulations, there may be differ slightly between different regions. Step 1: Select installation location Before installing the outdoor unit, you must choose an appropriate location. The following are standards that will help you choose an appropriate location for the unit.
  • Page 46 the rain or snow. Be careful not to obstruct air flow around the unit. If the unit is frequently exposed to salty air (seaside): Use outdoor unit that is specially designed to resist corrosion. Srevice space: Rows of series installation The relations between H, A and L are as follows.
  • Page 47 Step 2: Install drain joint Before bolting the outdoor unit in place, you must install the drain joint at the bottom of the unit. 1) Fit the rubber seal on the end of the drain joint that will connect to the outdoor unit. 2) Insert the drain joint into the hole in the base pan of the unit.

  • Page 48: Indoor Unit Installation

    In cold climates, make sure that the drain hose is as vertical as possible to ensure swift water drainage. If water drains too slowly, it can freeze in the hose and flood the unit. Step 3: Anchor outdoor unit The outdoor unit can be anchored to the ground or to a wall-mounted bracket with bolt(M10). Prepare the installation base of the unit according to the dimensions.

  • Page 49: Step 2: Attach Mounting Plate To Wall

    Step 2: Attach mounting plate to wall The mounting plate is the device on which you will mount the indoor unit. 1. Remove the screw that attaches the mounting plate to the back of the indoor unit. 2. Secure the mounting plate to the wall withthe screws provided. Make sure that mounting plate is flat against the wall.
  • Page 50 Mounting plate dimensions Different models have different mounting plates. For the different customization requirements, the shape of the mounting plate may be slightly different. But the installation dimensions are the same for the same size of indoor unit. See Type A and Type B for example: Casual series...

  • Page 51: Step 4: Prepare Refrigerant Piping

    KAY-CF 20 DR12 KAY-CF 26 DR12 KAY-CF 35 DR12 KAY-CF 52 DR12 KAY-CF 52 DR12 Step 4: Prepare refrigerant piping The refrigerant piping is inside an insulating sleeve attached to the back of the unit. You must prepare the piping before passing it through the hole in the wall. 1.

  • Page 52: Step 5: Connect Drain Hose

    panel is too difficult to remove by hand. Groove has been made in the knock-out panel in order to cut it conveniently. The size of the slot is determined by the diameter of piping. 3. If existing connective piping is already embedded in the wall, proceed directly to the Connect Drain Hose step.
  • Page 53 prevent condensation. Ÿ Remove the air filter and pour a small amount of water into the drain pan to make sure that water flows from the unit smoothly. NOTE ON DRAIN HOSE PLACEMENT: Make sure to arrange the drain hose according to the following figures. CAUTION: PLUG THE UNUSED DRAIN HOLE To prevent unwanted leaks you must plug the unused drain hole with the rubber plug provided.

  • Page 54: Step 7: Wrap Piping And Cables

    3. Unscrew the cable clamp below the terminal block and place it to the side. 4. Facing the back of the unit, remove the plastic panel on the bottom left-hand side. 5. Feed the signal wire through this slot, from the back of the unit to the front. 6.

  • Page 55: Step 8: Mount Indoor Unit

    While bundling these items together, do not intertwine or cross the signal cable with any other wiring. 2. Using adhesive vinyl tape, attach the drain hose to the underside of the refrigerant pipes. 3. Using insulation tape, wrap the signal wire, refrigerant pipes, and drain hose tightly together. Double-check that all items are bundled.

  • Page 56: Tank Installation

    4. Keep pipe connection point exposed to perform the leak test (refer to Electrical Checks and Leak Checks section of this manual). 5. After the leak test, wrap the connection point with insulation tape. 6. Remove the bracket or wedge that is propping up the unit. 7.
  • Page 57 can be adjusted according to the actual installation. Ÿ The position of the fixed strip up and down can be adjusted according to the actual situation. Ÿ The length of the expansion bolt is not less than 90mm. Water heater fixing steps are as follows: Ÿ...
  • Page 58 Water system piping Accessories Function Installation Requirements Shut-off Valve The switch acts to cut off the water Must be installed, selected according to the water path. pipe diameter. One Way Valve One-way check to prevent backflow Must be installed, accessories factory matched. in the water line Expansion tank Maintains constant water supply...

  • Page 59: Refrigerant Piping Connection

    Water inlet or outlet pipes: The spec of the water inlet or outlet thread is RC3/4” (external thread). Pipes must be heat-insulated well. ² Installation of the pipe for PTR valve: The spec of the valve connecting thread is RC3/4” (internal thread).
  • Page 60 3) Place the protective wall cuff in the hole.This protects the edages of the hole and helps seal it when you finish the installation process. Connect pipe size The 24k indoor unit can only be connected with an A system. Tank can only be connected with a D system. Indoor unit capacity(Btu/h) Liquid 7k/9k/12k...
  • Page 61 DO NOT DEFORM PIPE WHILE CUTTING Be extra careful not to damage, dent, or deform the pipe while cutting. This will drastically reduce the heating efficiency of the unit. Step 2: Remove burrs Burrs can affect the air-tight seal of refrigerant piping connection. They must be completely removed. 1）...
  • Page 62 7） Turn the handle of the flaring tool clockwise until the pipe is fully flared. Flare the pipe in accordance with the dimensions. PIPING EXTENSION BEYOND FLARE FORM 8） Remove the flaring tool and flare form, then inspect the end of the pipe for cracks and even flaring. Step 4: Connect pipes Connect the copper pipes to the indoor unit first, then connect it to the outdoor unit.

  • Page 63: Wiring

    Make sure the pipe is properly connected. Over tightening may damage the bell mouth and under tightening may lead to leakage. NOTE ON MINIMUM BEND RADIUS: Carefully bend the tubing in the middle according to the diagram below. DO NOT bend the tubing more than 90° or more than 3 times. 6) After connecting the copper pipes to the indoor unit, wrap the power cable, signal cable and the piping together with binding tape.
  • Page 64 malfunction and possible fire. 10) Do not let wires touch or rest against refrigerant tubing, the compressor, or any moving parts within the unit. 11) If the unit has an auxiliary electric heater, it must be installed at least 1 meter (40in) away from any combustible materials.
  • Page 65 b. Using wire strippers, strip the rubber jacketfrom both ends of the signal cable to reveal approximately 15cm (5.9”) of wire. Strip the insulation from the ends. d. Using a wire crimper, crimp u-lugs on the ends. NOTE: When connecting the wires, strictly follow the wiring diagram found inside the electrical box cover. 2.

  • Page 66: Air Evacuation

    rings on your equipment according to the wiring diagram that adhere to the your equipment . • Please contact your distributor or installer to get further information and purchase magnetic rings (The supplier of magnetic ring is TDK (model ZCAT3035-1330) or similar) . 12.7 Air Evacuation 1）Preparations and Precautions Air and foreign matter in the refrigerant circuit can cause abnormal rises in pressure, which can damage...
  • Page 67 • Insert hexagonal wrench into the packed valve (high pressure valve) and open the valve by turning the wrench 1/4 counterclockwise. Listen for gas to exit the system, then close the valve after 5 seconds. Watch the Pressure Gauge for one minute to make sure that there is no change in pressure. It should read •...
  • Page 68 NOTE: The standard length of a single pipe length is 7.5m and the standard length of the total pipe length is 30m. Refrigerant charge Standard pipe length(L1+L2+L3+L4) Additional refrigerant charge 0.02x((L1+L2+L3+L4)-30) 4) Safety And Leakage Check (1)Electrical safety check Perform the electrical safety check after completing installation. Cover the following Apply a soap-water solution or a liquid areas: •...

  • Page 69: Test Run

    12.8 Test Run CAUTION: Failure to perform the test run may result in unit damage, property damage, or personal injury. Before Test Run A test run must be performed after the entire system has been completely installed. Confirm the following points before performing the test: a) The indoor, tank and outdoor units are properly installed.
  • Page 70 water affusion Test Run Instructions 1. Open both the liquid and gas stop valves. 2. Turn on the main power switch and allow the unit to warm up. 3. Set the air conditioner to COOL mode, and set the tank to Hybrid mode. 4.

This manual is also suitable for:

Kam4hr-80 dr8

Table of Contents