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DAYLIFF SUNVERTER 4, Installation & Operating Manual

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SUNVERTER 4

AC SOLAR PUMP CONTROLLER

Installation & 

Operating Manual

Summary of Contents for SUNVERTER 4

Page 1: ...SUNVERTER 4 AC SOLAR PUMP CONTROLLER Installation Operating Manual...

Page 2: ......

Page 3: ...al Data 22 4 6 View or Modify the Control Parameter 22 4 7 Function Parameter Description 23 3 1 Installation Environment Requirements 5 4 OPERATION CONTROL 18 3 6 Single Phase Motor Wiring Installati...

Page 4: ...Main Points for Inspection Maintenance 32 6 4 Inspection Replacement of the Damageable Part 33 Filter Capacitor 6 5 Storage 33 TERMS OF WARRANTY 7 34 5 TROUBLE SHOOTING 27 5 1 Fault Code Description...

Page 5: ...and up to 99 efficiency Fully automatic operation with up to 8 years storage capacity of operating data Supports motor soft start and gives full motor protection User friendly LED display interface wi...

Page 6: ...with a nominal output about 30 greater than the motor size In hybrid applications higher array MPP voltage is specified to allow achievement of larger solar supply share of hybrid power supply The arr...

Page 7: ...ult in re serious injury or even death It can also cause low or middle level injury to persons or equipment damage CAUTION Suitable for indoor installation with suf cient ventilation Do not install un...

Page 8: ...ely tighten the terminal using the speci ed torque CAUTION Do not connect capacitor or phase advanced LC RC noise lter with inverter output CAUTION 2 4 Connection CAUTION Do not switch off DC or AC po...

Page 9: ...is advisable to install it in shaded areas when used outdoors Install the inverter on flame retardant surface with sufficient heat dissipation space and good ventilation Install the inverter on a fir...

Page 10: ...to the inverter bottom surface to ensure good heat dissipation NOTE If multiple inverters are to be installed in the same cabinet it is recommended to adopt side by side installation If two inverters...

Page 11: ...in advance to enhance the heat dissipation capacity NOTE The expansion bolts provided by manufacturer are suitable for installation on concrete walls If the inverter is to be mounted on wooden walls...

Page 12: ...4 8 3 4 Wiring Diagram Fig 4 System Wiring Diagram...

Page 13: ...put Connected to U phase of three phase motor auxiliary winding terminal A single p h a s e m o t o r w i t h n o capacitor L terminal of single phase motor with capacitor U A W C V M Connected to V p...

Page 14: ...pply of communication module external sensor or miniature relay 24V COM 10V power supply 10V power supply maximum output current 50mA can be used as power supply of an external potentiometer with resi...

Page 15: ...2 Cable mm 2 AC Cable mm SV4 3 0M SV4 1 5M SV4 2 2M CAUTION To maintain proper system functionality it is crucial to choose the cable size in accordance with the table above NOTE L N R S T U V W 2 Ea...

Page 16: ...ower terminal and 0 6Nm for the signal terminals Insert the PV input cable into the MC4 terminal located at the PV PV position as shown in Fig 6 Note the positive and negative poles Fig 5 Cable Prepar...

Page 17: ...he earth cable to the ground screw at the bottom of the housing Fig 6 Wiring Diagram Fig 7 Shell Grounding Operation Diagram Step 4 Turn the knob of the DC disconnect switch on the right side of the i...

Page 18: ...when capacitors are removed Capacitors in terminal box for surface pumps CAUTION Ensure to connect the wires according to the instructions incorrect connection may lead to abnormal operation of the s...

Page 19: ...the two first for tank application connect to the I1 TANK COM terminals Fig 10 Water Level Switch Installation for Well Tank Fig 11 Water Level Switch Wiring Diagram Calculation Add all A s 12 Lowest...

Page 20: ...wer to drive the water pump motor Hybrid Mode Solar priority mode Pr6 1 default Where there is both AC and PV power inputs inverter adjusts pump running speed prioritising solar power and only blends...

Page 21: ...e system is operational the PV array can produce its maximum power Pmax If Vmp deviates from Vdc the greater the deviation the lower the power output from the PV array To maximize the power output fro...

Page 22: ...ording to the rated parameters of the pump For single phase pumps wired with capacitors also modify Pr153 value to 0 For single phase pump without capacitor modify Pr0 value to 4 Note Pr153 is accessi...

Page 23: ...riate value 7 Modify the minimum operation frequency Step Initial Setting Content Operating Method 8 Modify Pr 7 value to 1 enable the inverter to run in MPPT mode Restore frequency adjustment mode 9...

Page 24: ...er saving mode OFF Regular mode Status Indicator Red Green Red Unit of current display parameter is V Indicator Lights Keys RUN Name Function STOP FAULT WELL TANK CRUISE Running Indicator Light Shutdo...

Page 25: ...input AC input Output Others when viewing running data Shift right to switch the bit to be edited 4 3 Panel Operation There are 3 kinds of status for operating panel display running data display cont...

Page 26: ...OG ENTER or or ENTER PROG Select the parameter to be viewed and modified Display parameter number Confirm to view and modify the parameter Display parameter value Modify parameter value Confirm and sa...

Page 27: ...0 Rated voltage of the motor load Associated with the output V F curve 220V 380V Pr 4 Rated Current 0 1 300 Rated AC output current Associated with protection thresholds such as overload and over curr...

Page 28: ...is abnormal short circuit is normal 7 Tank full signal open circuit is normal short circuit is abnormal 8 Valid when used as a group with MUX terminal for double source low signals both input are ope...

Page 29: ...gnal otherwise the time will be cleared to re accumulate Unit s 1s Pr 28 Restart delay time of source low abnormal 1 30 000 The delay time after water level return normal from source low protection If...

Page 30: ...trol Turn on the switch to start the pump and turn the switch to stop the pump Under this control mode the key is still valid Once the key is pressed to stop the inverter need to press key to re enabl...

Page 31: ...d open circuit value of solar array at site The light is weak the operating frequency is lower than the weak light frequency and it will restart automatically after the weak light reset delay time exp...

Page 32: ...maged Refer to the nearest Dayliff dealer for assistance V phase CT fault Device or circuit damaged Refer to the nearest Dayliff dealer for assistance W phase CT fault Device or circuit damaged Refer...

Page 33: ...tting Continuous resetting of the inverter is harmful to the controller CAUTION Allow delay of 5 minutes before reset for overload and overheat protection 5 4 Other Codes Description Important Note Co...

Page 34: ...ate pump Resize and increase the solar array Solar array has not met design requirements The draw down is larger than anticipated Increase the installation depth of the pump throttle the pump or repla...

Page 35: ...p throttle the pump or replace it with a smaller model to obtain a smaller capacity Riser pipe leakage Long delay before water flows after start Check and repair riser pipe Lift pump and rectify Water...

Page 36: ...test the control circuit When conducting insulation test on the motor dismantle the connection between motor and inverter 6 3 Main Points for Inspection and Maintenance Inspect and maintain as per th...

Page 37: ...itor Cooling Fan SV4 has a cooling fan inside the inverter Service life of the fan is around 15 000 hours Replace the fan if it makes abnormal noise or vibrations 6 5 Storage If the product is to be s...

Page 38: ...xcludes defects caused by fair wear and tear the effects of careless handling lack of maintenance faulty installation incompetence on the part of the equipment user Acts of God or any other cause beyo...

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Page 40: ...INS475B 04 22 www davisandshirtliff com...

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