Epsolar LS1024RP, Instruction Manual

Page 1: ...product This manual offers important information and suggestions with respect to installation use and troubleshooting etc Please read this manual carefully before using the product and pay attention to the safety recommendations in it EPSOLAR Utility model patent NO 201120064092 1 INSTRUCTION MANUAL ...

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Page 3: ...V input voltage 50V Nominal charge discharge current LS1024RP 10A LS1524RP 15A LS2024RP 20A The controller will recognize the system rated voltage when start up If the battery voltage is lower than 18V it will recognize the system as 12V If the battery voltage is greater than 18V it will recognize the system as 24V LandStar ...

Page 4: ...ns 4 3 1 General Installation Notes 4 3 2 Mounting 4 3 3 Wiring 6 4 Operation 10 4 1 PWM Technology 10 4 2 Battery Charging Information 10 4 3 LED Indicators 12 4 4 Setting Operation 14 5 Protections Troubleshooting and Maintenance 18 5 1 Protection 18 5 2 Troubleshooting 19 5 3 Maintenance 21 6 Warranty 22 7 Technical Specifications 23 ...

Page 5: ...critical procedure for safe and proper operation of the controller NOTE Indicates a procedure or function that is important for the safe and proper operation of the controller General Safety Information Read all of the instructions and cautions in the manual before beginning installation There are no user serviceable parts inside the controller Do not disassemble or attempt to repair it Install ex...

Page 6: ...le for the extreme environment with corrosion dust water etc Gel Sealed and Flooded battery type option Adopt temperature compensation correct the charging and discharging parameters automatically and improve the battery lifetime Electronic protection Overheating over charging over discharging overload and short circuit Reverse protection any combination of solar module and battery The controller ...

Page 7: ...gher than over voltage disconnect voltage 3 Battery status LED indicator An LED indicator that shows battery status 4 Battery type setting indicator The indicator will be on when select battery type 5 Timer 2 setting indicator The indicator will be on when set timer 2 6 Timer 1 setting indicator The indicator will be on when set timer 1 7 LED digital display Display the load work mode and status 8...

Page 8: ...corroded wires may result in resistive connections that melt wire insulation burn surrounding materials or even cause fire Ensure tight connections and use cable clamps to secure cables and prevent them from swaying in mobile applications Use with Gel Sealed or Flooded batteries only Battery connection may be wired to one battery or a bank of batteries The following instructions refer to a singula...

Page 9: ...will be mounted Verify that there is sufficient room to run wires and that there is sufficient room above and below the controller for air flow Figure 3 1 Mounting and cooling Step 3 Mark Holes Use a pencil or pen to mark the four 4 mounting hole locations on the mounting surface Step 4 Drill Holes Remove the controller and drill 4mm holes in the marked locations Step 5 Secure Controller Place the...

Page 10: ...of the controller CAUTION For mobile applications be sure to secure all wiring Use cable clamps to prevent cables from swaying when the vehicle is in motion Unsecured cables create loose and resistive connections which may lead to excessive heating and or fire Step1 Battery Wiring WARNING Risk of explosion or fire Never short circuit battery positive and negative or cables Figure 3 2 Battery conne...

Page 11: ...onfirm the connection correct and turn on the power Step 2 Load Wiring The controller loads can be connected to such electrical equipments as lights pumps motors and others Controller offers power to loads through the battery voltage Figure 3 3 Load Wiring Connect the positive and negative of loads to controller load terminals as shown in Figure 3 3 The load terminal may exist voltage connect care...

Page 12: ... solar wiring The solar module s high voltage output can cause severe shock or injury Be careful operation when installing solar wiring The controller can accept12V 24V nominal off grid solar module s Grid tie solar module s may be used if the open circuit voltage of solar module doesn t exceed the Maximum PV input voltage of the controller The solar module s work voltage must be equal to or great...

Page 13: ...re tightened Figure 3 5 System wiring review Step 5 Confirm power on When battery power is applied and the controller starts up the battery LED indicator will be green If the controller doesn t start up or the battery status LED error exists please refer to section 5 for troubleshooting Solar Module Fuse Load Fuse 150mm 5 9inches MAX Battery ...

Page 14: ...liminate concentration polarization and ohm polarization naturally and reduce the internal pressure of the battery so that the battery can absorb more power Pulse current charging mode makes battery have more time to react which reduces the gassing volume and makes battery improve the acceptance rate of charging current 4 2 Battery Charging Information Figure 4 1 PWM Charging mode Bulk Charge In t...

Page 15: ... battery In the event that the system load s exceed the solar charge current the controller will no longer be able to maintain the battery at the Float setpoint Should the battery voltage remains below the boost reconnect charging voltage the controller will exit Float stage and return to Bulk charge Equalize Charge WARNING Risk of explosion Equalizing flooded battery can produce explosive gases s...

Page 16: ...the equalize stage remain 120mins Equalize charge and boost charge are not carried out constantly in a full charge process to avoid too much gas precipitation or overheating of battery 4 3 LED Indicators Charging Status LED indicator Battery Status LED indicator Figure 4 2 LED indicators Charging Status indicator GREEN ON whenever sunlight is available for battery charging GREEN FAST FLASHING when...

Page 17: ...rated current for 5 seconds overload or load amp is more than 3 5 times of rated current Short Circuit the LED digital tube shows L with slowly flashing simultaneously Please refer to section 5 for trouble shooting Load status LED indicator Table 4 3 Color LED digital display Load status Red L with slowly flashing Overload or short circuit Overheating protection indicator When heat sink of the con...

Page 18: ...y Time Threshold Voltage the solar controller will recognize the starting voltage and turn off the load after 10 minutes delay 2 Light ON Timer When solar module voltage goes below the point of NTTV Night Time Threshold Voltage at sunset the solar controller will recognize the starting voltage and turn on the load after 10 minutes delay The load will be on for several hours which users set through...

Page 19: ... among timer 1 timer2 and battery type When timer 1 setting indicator is on press the setting button for more than 5 seconds till the LED digital tube flashes Then press the setting button till the desired number appears according to the following table The setting is finished when the digital tube stop flashing Timer 2 setting is the same as timer 1 when the setting indicator is on timer2 Timer2 ...

Page 20: ...n minutes delay since sunset 6 Load will be on for 7 hours after ten minutes delay since sunset 7 Load will be on for 8 hours after ten minutes delay since sunset 8 Load will be on for 9 hours after ten minutes delay since sunset 9 Load will be on for 10 hours after ten minutes delay since sunset 10 Load will be on for 11 hours after ten minutes delay since sunset 11 Load will be on for 12 hours a...

Page 21: ...s before sunrise 11 Load will be on for 12 hours before sunrise 12 Load will be on for 13hours before sunrise 13 Load will be on for 14 hours before sunrise 14 Load will be on for 15 hours before sunrise 15 Notes If timer 1 is Dusk to Dawn 0 Test mode 16 or ON OFF mode 17 the timer 2 will be disabled and show n Battery Type Setting When battery type setting indicator is on press the setting button...

Page 22: ...everse polarity no damage to the controller will result Correct the miswire to resume normal operation Battery Reverse Polarity Fully protection against battery reverse polarity no damage to the controller will result Correct the miswire to resume normal operation Damaged Local Temperature Sensor If the temperature sensor short circuited or damaged the controller will be charging or discharging at...

Page 23: ...tor fast flashing Battery voltage higher than over voltage disconnect voltage OVD Check if battery voltage over high Disconnect the solar module Battery LED indicators orange Battery under voltage Load output is normal charging LED indicator will return to green automatically when fully charged Battery LED indicators RED color and loads not working Battery over discharged The controller cut off th...

Page 24: ...ntroller will resume to work after 3s Digital tube displays H with red slowly flashing Too high temperature of controller When heat sink of the controller exceeds 85 the controller will automatically cut input and output circuit When the temperature below 75 the controller will resume to work Notes No LED indicator Measure battery voltage with multimeter Min 6V can start up the controller Notes No...

Page 25: ...onnections Check and confirm that LED digital tube is consistent with required Pay attention to any troubleshooting or error indication Take necessary corrective action Confirm that all the system components are ground connected tightly and correctly Confirm that all the terminals have no corrosion insulation damaged high temperature or burnt discolored sign tighten terminal screws to the suggeste...

Page 26: ...f of date and place of purchase To obtain rapid service under this warranty the returned products must include the model serial number and detailed reason for the failure the module type and size type of batteries and system loads This information is critical to a rapid disposition of your warranty claim This warranty does not apply under the following conditions 1 Damage by accident negligence ab...

Page 27: ...uit Voltage Drop 0 26V Discharge Circuit Voltage Drop 0 15V Self consumption 6mA Threshold Voltage Parameters Table 7 2 Description Parameter NTTV Night Time Threshold Voltage 5V x2 24V DTTV Day Time Threshold Voltage 6V x2 24V Temperature Compensation Coefficient Table7 3 Description Parameter Temperature Compensation Coefficient TEMPCO 30mV 12V 25 ref Compensation of equalize boost float and low...

Page 28: ...4 2V x2 24V 14 4V x2 24V 14 6V x2 24V Float Charging Voltage 13 8V x2 24V 13 8V x2 24V 13 8V x2 24V Boost Reconnect Charging Voltage 13 2V x2 24V 13 2V x2 24V 13 2V x2 24V Low Voltage Reconnect Voltage 12 6V x2 24V 12 6V x2 24V 12 6V x2 24V Under voltage warning reconnect voltage 12 2V x2 24V 12 2V x2 24V 12 2V x2 24V Under Voltage Warning Voltage 12V x2 24V 12V x2 24V 12V x2 24V Low Voltage Disco...

Page 29: ...1 1 22 mm inches Mounting dimension 135 5 31 x 49 1 93 mm inches Mounting hole size Φ4 5 Terminal 4mm2 Net weight 0 3kg LS1524RP LS2024RP Mechanical Parameters Table 7 7 Mechanical Parameter Parameter Overall dimension 144 6 5 69 x85 3 35 x34 3 1 35 mm inches Mounting dimension 135 5 31 x65 2 56 mm inches Mounting hole size Φ4 5 Terminal 6mm2 Net weight 0 4kg Final interpretation right of the manu...

Page 30: ...Figure1 1 LS1024RP Dimensions Figure1 2 LS1524RP LS2024RP Dimensions Version number V6 0 31 6 1 24 145 5 71 135 5 31 49 5 1 95 69 23 2 72 34 3 1 35 65 2 56 85 3 35 135 5 31 144 6 5 69 mm inches ...

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