Ansal Tadiran Combo RSJ-35/300RDN3-F1 Technical Manual

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Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual

TCAC-RTSM-2015-07

Tadiran Combo Type

Heat Pump Water Heater

Technical Manual

Applicable Model:

RSJ-35/300RDN3-F1

Tadiran reserves the right to discontinue or change specification or designs at any time without

notices and without incurring obligations.

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Summary of Contents for Ansal Tadiran Combo RSJ-35/300RDN3-F1

Page 1 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 Tadiran Combo Type Heat Pump Water Heater Technical Manual Applicable Model: RSJ-35/300RDN3-F1 Tadiran reserves the right to discontinue or change specification or designs at any time without notices and without incurring obligations.
Page 2: Table Of Contents
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Content 1. GENERAL INFORMATION ..............3 1.1 Measurements .........................3 1.2 External appearance ......................3 1.3 Nomenclature ........................3 2. COMBO TYPE HEAT PUMP WATER HEATER ........4 2.1 Features ..........................4 2.2 Refrigerant circuit ......................6 2.3 Unit structure ........................7 2.4 Specifications ........................8 2.5 Dimension ........................
Page 3: General Information
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 1. General Information 1.1 Measurements Model Net/Gross weight (kg) Dimension (mm, D×H) Power Supply RSJ-35/300RDN3-F1 145.5/175.5 Ф650×1920 220-240V~, 50Hz, 1Ph 1.2 External appearance 1.3 Nomenclature Design Code Refrigerant Type N3: R134a Function D: E-Heater Refrigerant Cycle-heating Type Water Storage (Unit: L) Heating Capacity (Unit: ×100W)
Page 4: Combo Type Heat Pump Water Heater
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual 2. Combo Type Heat Pump Water Heater 2.1 Features  Safety 1. Complete isolation between water and electricity without electric shock problem. 2. No fuel tubes and storage, no potential danger from oil leakage, fire, explosion, and so on. 3.
Page 5 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07  Automation control Automatic mode selects. Automatic start-up and shut-down by timing setting. Automatic weekly disinfects. Automatic defrost by revising refrigerant cycle to save the extra operation.  Auto restart After a sudden power failure, the unit can return to previous operation conditions when powered on again. ...
Page 6: Refrigerant Circuit
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual 2.2 Refrigerant circuit  Compressor: PJ250M2C-4FT, R134a rotary compressor, supplied by GMCC.  Evaporator: copper tube and aluminum fin type heat exchanger.  EXV: electronic expansion valve, the opening is regulated according to the discharge air temperature of compressor.
Page 7: Unit Structure
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.3 Unit structure Air Outlet Air Inlet Filter Top Cover Evaporator Electronic Control Box Fan Assy Compressor Junction Box Cover Front Cover Display Rear Cover Front Decorative Board Junction Box (Optional I) PTR valve Front Decorative Board Anode Rod (Basic)
Page 8: Specifications
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual 2.4 Specifications Model RSJ-35/300RDN3-F1 Heat source Heat pump E-heater Running ambient temperature -7～43 -20～43 ℃ Output water temperature Default 55℃, 38℃～65℃ ℃ Power supply Ph, V, Hz 1, 220-240~, 50 Storage size Capacity 3.00 Water heating kW/kW...
Page 9 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 Model RSJ-35/300RDN3-F1 Model YDK30-6R Brand Welling Input 68/56/50 Fan motor Speed r/min 620/530/465 Locked rotor Amp (LRA) 0.35 Capacitor 2.5μF/450V Water inlet pipe DN20 Water outlet pipe DN20 Water pipeline Drainage pipe DN20 PTR valve joint DN20 Max.
Page 10: Dimension
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual 2.5 Dimension Φ650 Unit: mm 2.6 Performance data Running mode will be automatically selected. Manually mode selection is not supported. Running Temperature Range: Setting water temperature target range: 38~65℃. E-heater running ambient temperature range: -20~43℃. Heat pump running ambient temperature range: -7~43℃.
Page 11 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 The data & curve between heat-up time and ambient temperature Heat-up time (h) Water outlet temperature (℃) Ambient Temp. (℃) 2.25 2.75 2.25 2.75 4.25 5.67 2.25 2.13 3.67 2.88 3.67 Heat-up Time (h) 15-45 15-55 15-65...
Page 12 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual The data & curve between capacity and ambient temperature Capacity (W) Water outlet temperature (℃) Ambient Temp. (℃) 5736 5642 5698 5736 5642 5698 1949 1714 2100 2868 2339 2418 3346 3190 3062 3638 3458 3360...
Page 13 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 The data & curve between COP and ambient temperature Water outlet temperature (℃) Ambient Temp. (℃) 1.53 1.57 1.53 1.57 2.47 1.88 2.18 3.62 3.83 3.42 3.09 4.06 3.61 4.21 3.79 3.47 4.56 4.17 3.72 4.67...
Page 14: Wiring Diagram
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual 2.7 Wiring diagram...
Page 15: Installation
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.8 Installation 2.8.1 Transport  In order to avoid scratch or deformation of the unit surface, apply guard boards to the contacting surface. No contact of fingers and other things with the vanes. Don’t incline the unit more than 75° in moving, and keep it vertical when installing.
Page 16 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual the ambient air temperature must be above -7℃ and below 43℃. If the ambient air temperature falls outside the limits, the electrical elements will activate to meet the hot water demand and the heat pump will not operate.
Page 17 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.8.4 Water system piping User Upper Condensate Outlet Lower Condensate Outlet Water Outlet Temp. Limiting PTR valve Valve Notice: The temperature limiting valve is required on the Anode rod hot water usage terminal. One Way Valve Tap Water Water Inlet...
Page 18 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual  If the inlet water pressure is less than 0.15MPa, a pump should be installed at the water inlet. If the water supply hydraulic is higher than 0.65MPa, a reducing valve should be installed at the water inlet pipe.
Page 19 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.8.5 Air duct connection Air outlet Air inlet Air outlet Air inlet Air inlet Air outlet ① Air inlet and outlet with duct ② Only air inlet with duct ③Only air outlet with duct (A+B+C+D≤10m) (A+D≤10m) (B+C≤10m)
Page 20 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual  It is recommended to install the unit in the indoor space. It is not allowed to install the unit at outdoor or the rain achieving place. Rain Unit  In terms of the main unit connect with canvas reaching to outdoor, a reliable water-resistant measure must be conduct on the duct, resist water drop into internal of the main unit.
Page 21 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.8.6 Electric connection WARNING This unit is required reliable earthing before usage, otherwise might cause death or injury  The power supply should be hard wired.  Power supply circuit should be earthed effectively. The wiring must be performed by professional technicians in accordance with national wiring regulations and the circuit diagram.
Page 22 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Switch setting PCB has 2 bits of switches and user never allow to alter the factory settings. Model selection (User never allow to alter the factory settings) SW1-1 Without Electric Heater With Electric Heater SW1-2 Without Disinfect With Disinfect...
Page 23 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 PCB I/O Ports description Power Supply COMP EHEAT S.V. Crank 4-way Solar Pump Heater Valve (300L) Alarm Transformer SW1 Factory Setting Input for Disinfect &Electric Heater Model Selection Solar Input (300L) SW2 Factory Setting for 190L/300L Model Selection High Pressure...
Page 24: Water Affusion And Effusion
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual 2.9 Water affusion and effusion Water affusion: If the unit is used for the first time or used again after emptying the tank, please make sure that the tank is full of water before turning on the power. When water flows out from the water Open the cool water inlet and outlet, the tank is full.
Page 25: Trial Run
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 Water effusion: If the unit needs cleaning, moving etc., the tank should be emptied. Close the cool water inlet, open the hot After emptying, please close the nut water outlet and open the nut of of drainpipe drainpipe.
Page 26 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual because the lower water temperature does not get to target temperature.  When the system stops, a decrease of the temperature is normal as heat released. When it decreases to some point, the system will restart automatically. During water-heating, the displayed water temperature might still decrease or not increase for a period ...
Page 27: Maintenance
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.11 Maintenance  Check the connection between power supply plug and socket and ground wiring regularly.  In some cold area (below 0℃), if the system will be stopped for a long time, all the water should be released in case of freezing of inner tank and damage of E-heater.
Page 28: Trouble Shooting
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual 2.12 Trouble shooting Error phenomenon shooting Error phenomenon Cause Resolutions Bad connection of power supply plug and Cold water tapped out socket; Plug in; and display screen Setting outlet water temperature too low; Setting water temperature higher;...
Page 29 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 E0, E1 Notes: T5U is the upper water temperature sensor. T5L is the lower water temperature sensor. E4, E5, E6, E9 Notes: T3 is the evaporator temperature sensor; T4 is the ambient temperature sensor. TP is the compressor discharge temperature sensor;...
Page 30 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Notes: If the PCB current-induction-circuit check the current difference between L, N >14mA, system considers it as ‘electric leakage error’. Notes: E-heater open-circuit error means that IEH (Current difference E-heater on and off) <1A. Notes: When the EF code checked by query function is displayed, the unit can work well without clock-memory.
Page 31: Function
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 High pressure protection Check whether the Fasten the Fasten the Check whether the Replace The EXV is defective System is blocked Check up Recharge Refrigerant Repla Notes: When the discharge pressure of compressor is 2.76Mpa or higher, the protection switch will be triggered. If the discharge pressure is down to 2.07MPa, the protection switch will be recovered.
Page 32 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual High discharge Fasten Check whether the Full Check whether the Check the Check whether the Replace The EXV is damaged Check up the System is lack of leakage of the refrigerant. Make sure The system is Replac Notes:...
Page 33 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 No current Check whether the Fasten Replace the Check whether System is lack of refrigerant. Replace Notes: When the compressor running for 10 minutes, the discharge temperature is not higher 10℃ than evaporator temperature, compressor abnormally stopped protection P3 active.
Page 34 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Compressor Fasten the Check whether the Restart the unit Check whether power Full Check whether the Check the Check whether the fan Check up System is lack of the leakage refrigerant or Replace the Check whether Replace Check whether...
Page 35 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.13 Function Week disinfect Under disinfection mode, the unit will immediately start to heat water up to 65 to kill the Legionella °C bacteria inside water tank. ‘ ’ icon will light on the display screen during disinfection. Unit will quit disinfection mode if water temperature is higher than 65°C and extinguish ‘...
Page 36 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Defrosting function In heat pump running period, if the evaporator frosted in lower ambient temperature, the system will defrost automatically to keep effective performance(about 3~10min). At defrosting time, the fan motor will stop, but compressor will still run.
Page 37: Operation
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 Auto-restart function If electricity power failed, unit can memorize all setting parameters, and unit will be back to the previous setting when power recovers. Button auto-lock When there is no operation of button for 1 minute, button except unlock button (‘ENTER’) will be locked. Press ‘ENTER’...
Page 38 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Display explanation ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ SET CLOCK ⑩ Invalid 14.1 14.2 Wire controller If connected a wire controller, the icon will be lightened, otherwise, the icon be extinguished. Outdoor solar heat source If an outside solar heat source has been connected to the unit, this icon will flash with 0.5Hz frequency, and otherwise, it will be extinguished.
Page 39 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 High temperature Alarm If setting water temperature is higher than 50°C, the icon will be lightened, otherwise it will be extinguished. Alarm When unit is under protection /error, the icon will flash with 5Hz frequency as well as buzzer will sound 3 times per minute until protection/error eliminated or press ‘CANCEL’...
Page 40 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual The icon shows the clock. Whenever there is any setting for clock, ‘ ’ will be lightened. Operation panel explanation Notes: Any press of button is effective only under button and display unlocked state. E-heater Turn on E-heater manually.
Page 41 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 To cancel setting, quit setting, clear alarm, etc. And to clear alarm buzzer, need to press for 1 second. ON/OFF (With LED indicator)  If unit is standby, press ‘ON/OFF’, then unit will be off. ...
Page 42 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual VACATION In vacation mode, the setting target water temperature is 15°C as default and ‘ ’ will show the remaining vacation days. On the last day of vacation, unit will automatically start disinfect function, and automatically reset the target temperature to the last one before vacation.
Page 43 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 if it is selected.  Press ‘CLOCK’, and confirm the selected setting timer. Then ‘ ’ will be lightened. Then the hour value of timer will flash slowly.  By pressing ‘UP’ or ‘DOWN’ to set the hour value of timer. ...
Page 44: Accessories
TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual  Press ‘ENTER’ and ‘CLOCK’ at the same time to clear all stored error and protection codes. The buzzer will buzz one time.  Query mode  Press ‘E-HEATER’ and ‘DISINFECT’ at the same time for 1 second to go into query mode. ...
Page 45: Resistance Characteristic Of Temperature Sensor
Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 2.16 Resistance characteristic of temperature sensor Resistance characteristic of ambient Temp., pipe Temp., suction Temp. sensor. Temp. Resistance Temp. Resistance Temp. Resistance Temp. Resistance (°C) value (kΩ) (°C) value (kΩ) (°C) value (kΩ) (°C) value (kΩ) 115.266...
Page 46 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Resistance characteristic of discharge Temp. sensor Temp. Resistance Temp. Resistance Temp. Resistance Temp. Resistance (°C) value (kΩ) (°C) value (kΩ) (°C) value (kΩ) (°C) value (kΩ) 542.7 68.66 13.59 3.702 511.9 65.62 13.11 3.595 62.73 12.65...
Page 47 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 Resistance characteristic of water tank Temp. sensor. Temp. Max. Resistance Normal Resistance value Min. Resistance Temp. Tol. (°C) value (kΩ) (kΩ) value (kΩ) (°C) 965.72 867.29 778.18 -1.78 1.73 907.28 815.80 732.88 -1.78 1.72 852.73 767.68...
Page 48 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Temp. Max. Resistance Normal Resistance value Min. Resistance Temp. Tol. (°C) value (kΩ) (kΩ) value (kΩ) (°C) 104.71 98.227 92.060 -1.34 1.34 99.722 93.634 87.839 -1.33 1.33 94.992 89.278 83.832 -1.31 1.32 90.510 85.146 80.028 -1.30...
Page 49 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual TCAC-RTSM-2015-07 Temp. Max. Resistance Normal Resistance value Min. Resistance Temp. Tol. (°C) value (kΩ) (kΩ) value (kΩ) (°C) 18.128 17.600 17.072 -0.77 0.80 17.465 16.943 16.423 -0.79 0.83 16.830 16.315 15.801 -0.82 0.85 16.221 15.713 15.207 -0.84...
Page 50 TCAC-RTSM-2015-07 Tadiran Combo Type RSJ-35/300RDN3-F1 Technical Manual Temp. Max. Resistance Normal Resistance value Min. Resistance Temp. Tol. (°C) value (kΩ) (kΩ) value (kΩ) (°C) 4.6990 4.4381 4.1880 -1.85 1.84 4.5579 4.3022 4.0572 -1.88 1.87 4.4218 4.1711 3.9312 -1.91 1.90 4.2903 4.0446 3.8096 -1.94...