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EcoSpring RSJ-35/300RDN Technical Manual

Manual is about: Combo Type Heat Pump Water Heater

Summary of RSJ-35/300RDN

  • Page 1

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 1 combo type heat pump water heater technical manual applicable model: rsj-35/300rdn3 ecospring reserves the right to discontinue, or change specification or designs at any time without notice and without incurring obligations. Es300+ ecos...

  • Page 2: Content

    Mcac-rtsm-2013-05 ecospring combo type rsj-35/300rdn3 technical manual 2 content 1. General information ...............................................................................................3 1.1 measurements......................................................................................

  • Page 3: 1. General Information

    Ecospring combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 3 1. General information 1.1 measurements model net/gross weight (kg) dimension (mm, d×h) power supply rsj-35/300rdn3 144.5/173.5 Ф650×1920 220-240v~, 50hz, 1ph 1.2 external appearance 1.3 nomenclature rsj - 35 / 300 r d n3 refri...

  • Page 4

    Mcac-rtsm-2013-05 ecospring combo type rsj-35/300rdn3 technical manual 4 2. Combo type heat pump water heater 2.1 features safety 1. Complete isolation between water and electric circuits. 2. No fuel tubes and storage, no potential danger from oil leakage, fire, explosion, and so on. 3. No cross con...

  • Page 5

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 5 high efficiency according to the heat pump principle, the unit absorbs heat from outdoor air to produce hot water. Coefficient of performance (cop) is up to 3.76 (under the condition a15/12 °c w15/45 °c ). Wide operation range within the...

  • Page 6

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 6 2.3 unit structure notes: 1. All the pictures in this manual are for explanation purpose only. They may be slightly different from the heat pump water heater you purchased (depending on model). 2. Raincover should be purchased by the cli...

  • Page 7

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 7 2.4 specifications model rsj-35/300rdn3 heat source heat pump e-heater running ambient temperature -7 ∼43 -20 ∼43 output water temperature default 60°c, 38°c ∼60°c power supply ph, v, hz 1, 220-240~, 50 storage size ltr 300 water heating...

  • Page 8

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 8 locked rotor amp(lra) a 0.35 capacitor 2.5 μf/450v water pipeline water inlet pipe dn20 water outlet pipe dn20 drainage pipe dn20 ptr valve joint dn20 max. Operating pressure mpa 1.0 water side heat exchanger dividing wall type heat exch...

  • Page 9

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 9 2.6 performance data running mode will be automatically selected by unit. It cannot be selected by manual operation. Running temperature range: setting water temperature target range: 38~60 °c . E-heater running ambient temperature range...

  • Page 10

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 10 the data between capacity and ambient temperature capacity (w) water outlet temperature ( ) ambient temp. ( ) 45 50 55 60 -20 3100 3100 3100 3100 -10 3100 3100 3100 3100 -6 1455 1519 1596 1675 0 1709 1744 1805 1854 2 1817 1811 1809 1842...

  • Page 11

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 11 2.7 wiring diagram ecospring.

  • Page 12

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 12 2.8 installation 2.8.1 transport in order to avoid scratch or damage of the unit surface, apply guard boards to the contacting surface. Don’t incline the unit more than 75° whilst moving, and keep it vertical when installing. This unit ...

  • Page 13

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 13 the ambient air temperature must also be considered when installing this unit, in heat pump mode the ambient air temperature must be above -7 °c and below 43 °c .If the ambient air temperature falls outside the limits, the electrical el...

  • Page 14

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 14 2.8.3 water system piping in case of installing the unit at a place where outside temperature isbelow freezing point, insulation must be provided for all hydraulic components. Water inlet or outlet pipes: the specification of the water ...

  • Page 15

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 15 weather. After water system piping connection, turn on the inlet and outlet valve to effuse the tank. When water flow is coming out from outlet pipe, the tank is full, turn off all valves to check the pipeline leakage. If the inlet wate...

  • Page 16

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 16 2.8.4 installation outdoors raincover must be installed. Filter needs to be installed at the air inlet position. Notes: when the rain cover is installed condensate will be generated around the outside of the rain cover. Rain cover is ne...

  • Page 17

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 17 2.8.5 electric connection 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...

  • Page 18

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 18 switch setting pcb has 2 bits of switches, do not change factory settings. Sw1 model selection ( never allow user to alter the factory settings) on off sw1-1 without electric heater with electric heater sw1-2 without disinfect with disi...

  • Page 19

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 19 pcb i/o ports description ecospring.

  • Page 20

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 20 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. Hot water outlet close water out ...

  • Page 21

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 21 water effusion: if the unit needs cleaning, moving etc., the tank should be emptied. Close open drainpipe open cool water inlet hot water outlet close the cool water inlet, open the hot drainpipe. Water outlet and open the nut of after ...

  • Page 22

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 22 it is normal that the display temperature has reached target temperature but compressor is still running, this is because the lower water temperature has not reached target temperature. When the system stops, a decrease of the temperatu...

  • Page 23

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 23 performance. Check the sacrificial anode every half year and change as needed. For more details, please contact the supplier or the after-sale service. It is recommended to set a lower temperature to decrease the heat release, prevent s...

  • Page 24

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 24 2.12 trouble shooting error shooting error cause resolutions cold water only and display screen extinguished bad connection of power supply plug and socket; setting outlet water temperature too low; temperature sensor broken; pcb indica...

  • Page 25

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 25 e0, e1 notes: t5u is the upper water temperature sensor. T5l is the lower water temperature sensor. E2 e4, e5, e6, e9 notes: t3 is the evaporator temperature sensor; t4 is the ambient temperature sensor. Tp is the compressor discharge t...

  • Page 26

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 26 e8 notes: if the pcb current-induction-circuit check the current difference between l, n >14ma, system considers it as ‘electric leakage error’. Ee notes: e-heater open-circuit error means that ieh (current difference e-heater on and of...

  • Page 27

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 27 ed 2.13 function week disinfect under disinfection mode, the unit will immediately start to heat water up to 65 °c to kill the legionella bacteria inside water tank. ‘ ’ icon will light on the display screen during disinfection. Unit wi...

  • Page 28

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 28 tco and atco the power to compressor and e-heater will be automatically switched on or switched off by atco and tco. If the water temperature is higher than 78°c, the atco will automatically shut off the power to the compressor and e-he...

  • Page 29

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 29 the warning indicator illuminates and the display indicate the error code and water temperature alternatively. Press cancel button for 3 seconds to stop the alarm. This will stop when the protection is resolved and error code disappears...

  • Page 30

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 30 display explanation 1. Wire controller if connected to a wire controller, the icon will illuminate, otherwise, the icon be extinguished. 2. Outdoor solar heat source if an outside solar heat source has been connected to the unit, this i...

  • Page 31

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 31 7. High temperature alarm if setting water temperature higher than 50°c, the icon will illuminate, otherwise it will be extinguished. 8. Alarm when unit is under protection /error, the icon will flash with 5hz frequency as well as buzze...

  • Page 32

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 32 illuminate the timer which has been set. 16. Clock and clock setting the icon shows the clock. Whenever there is any setting for clock, ‘ ’ will illuminate. Operation panel explanation notes: button selection is availble only in unlocke...

  • Page 33

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 33 value will be increased continuously. Under query mode, check items will page up by pressing ‘ increase’ or page down by pressing ‘decrease’. Cancel to cancel setting, quit setting, clear alarm, etc. And to clear alarm buzzer, need to p...

  • Page 34

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 34 slowly. By pressing ‘ up’ or ‘ down’, set the minute value of clock. Press ‘ enter’ to confirm the disinfect clock setting and quit out. Notes: unit will automatically start disinfect function at the above-set clock every 7 days. If wit...

  • Page 35

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 35 setting timer press ‘ clock’ to enter timer setting. Push ‘ up’ or ‘ down’, select timer ( 1~ 6) which needs to be set. The timer icon will flash slowly if it is selected. Press ‘ clock’, and confirm the selected setting timer. Then ‘ ’...

  • Page 36

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 36 icon will flash slowly if it is selected, and the timer action (on or off) and set clock will be shown. If the action is on, target temperature will be shown. And if the action is off, icon ‘ ’ will be shown. Press button ‘ cancel’ for ...

  • Page 37

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 37 2.16 resistance characteristic of temperature sensor resistance characteristic of ambient temp., pipe temp. And suction temp. Sensor. Temp. (°c) resistance value (kΩ) temp. (°c) resistance value (kΩ) temp. (°c) resistance value (kΩ) tem...

  • Page 38

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 38 resistance characteristic of discharge temperature sensor temp. (°c) resistance value (kΩ ) temp. (°c) resistance value (kΩ ) temp. (°c) resistance value (kΩ ) temp. (°c) resistance value (kΩ ) -20 542.7 20 68.66 60 13.59 100 3.702 -19 ...

  • Page 39

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 39 resistance characteristic of water tank temperature sensor temp. (°c) max. Resistance value (kΩ ) normal resistance value (kΩ ) min. Resistance value (kΩ ) temp. Tol. (°c) -30 965.72 867.29 778.18 -1.78 1.73 -29 907.28 815.80 732.88 -1....

  • Page 40

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 40 temp. (°c) max. Resistance value (kΩ ) normal resistance value (kΩ ) min. Resistance value (kΩ ) temp. Tol. (°c) 10 104.71 98.227 92.060 -1.34 1.34 11 99.722 93.634 87.839 -1.33 1.33 12 94.992 89.278 83.832 -1.31 1.32 13 90.510 85.146 8...

  • Page 41

    Combo type rsj-35/300rdn3 technical manual mcac-rtsm-2013-05 41 temp. (°c) max. Resistance value (kΩ ) normal resistance value (kΩ ) min. Resistance value (kΩ ) temp. Tol. (°c) 50 18.128 17.600 17.072 -0.77 0.80 51 17.465 16.943 16.423 -0.79 0.83 52 16.830 16.315 15.801 -0.82 0.85 53 16.221 15.713 1...

  • Page 42

    Mcac-rtsm-2013-05 combo type rsj-35/300rdn3 technical manual 42 temp. (°c) max. Resistance value (kΩ ) normal resistance value (kΩ ) min. Resistance value (kΩ ) temp. Tol. (°c) 90 4.6990 4.4381 4.1880 -1.85 1.84 91 4.5579 4.3022 4.0572 -1.88 1.87 92 4.4218 4.1711 3.9312 -1.91 1.90 93 4.2903 4.0446 3...