User Manual
Contents
1. mm 10 43 LED Indicators stts lestis sess eines 12 4 4 Setting Operation nee 14 5 Protections Troubleshooting and Maintenance 18 Did Protection EE EL 18 Da Proublestbottb iii a iet 19 5 3 Maintehance A nsiannannannannannas 21 1 it 22 7 Technical Specifications sse 23 1 Important Safety Information Save These Instructions This manual contains important safety installation and operating instructions The following symbols are used throughout this manual to indicate potentially dangerous conditions or mark important safety instructions please take care when meeting these symbols WARNING Indicates a potentially dangerous condition Use extreme caution when performing this task CAUTION Indicates a critical procedure for safe and proper operation of the controller NOTE Indicates a procedure or function that IS is important for the safe and proper operation of the controller General Safetv Information e Read all of the instructions and cautions in the manual before beginning installation e There are no user serviceable parts inside the controller Do not disassemble or attempt to repair it e Install external fuses breakers as required e Disconnect the solar module and fuse breakers near to batterv before installing or adjusting the controller e Confirm that power connections are tightened to avoid excessive heating from loose connection 2 General Information 2 1 Pr2. 5 Terminal 6mm Net weight 0 4kg Final interpretation right of the manual belongs to our company Any changes without prior notice 25 mm inches 31 6 1 24 145 5 71 135 5 31 49 5 1 95 69 23 2 72 Figurel 1 LS1024RP Dimensions 65 2 56 85 3 35 TI 00 135 5 31 144 6 5 69 Figurel 2 LS1524RP amp LS2024RP Dimensions Version number V6 0 A BEIJING EPSOLAR TECHNOLOGY CO LTD Tel 010 82894112 82894962 Fax 010 82894882 E mail info epsolarpv com Website www epsolarpv com
3. improved system performance The comprehensive self diagnostics and electronic protection functions can prevent damage from installation mistakes or system faults Though the controller is easy to operate and use please take your time to read this manual and become familiar with it This will help you make full use of all the functions and improve your solar PV system 2 2 Product Features Figure 2 1 Land Star characteristics 1 Temperature Sensor Measure ambient temperature and make temperature compensation for charging and discharging 2 Charging status LED indicator An LED indicator that shows charging status and also indicates when battery voltage is higher 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 Setting button in manual mode used for load ON OFF Set load work mode and select battery type 3 9 Solar Module Terminals Connect solar modules 10 Batterv Terminals Connect batteries 11 Load Terminals Connect loads 3 Installation Instructions 3 1 General Installation Notes eRead through the entire installation secti
4. or fire Step1 Battery Wiring WARNING Risk of explosion or fire Never short circuit battery positive and negative or cables ms Figure 3 2 Battery connecting 6 Before battery is connected make sure that battery voltage is greater than 6V so as to start up the controller If system is 24V make sure battery voltage is not less than 18V System voltage can only be automatically recognized when controller start up for the first time When install fuse make sure that the biggest distance between the fuse holder and the positive terminal of battery is 150mm Do not insert a fuse at this time Confirm 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 Solar Charge Controller 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 carefully to avoid short circuit An in line fuse holder should be wired in series in the load positive or negative wire as show in Figure 3 3 Do not insert a fuse at this time Confirm the connection correct and turn on the power If wiring the load connection to a load distribution panel each load circuit should be fused separately The total load draw should not exc
5. to charge the battery The battery can be fully charged safety and rapidly with the pulse current Intermissions make some oxygen and hydrogen generated by chemical reaction chemically combined again and absorbed It can eliminate 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 BULK FLOAT CHARGE Figure 4 1 PWM Charging mode Bulk Charge In this stage the battery voltage has not yet reached boost voltage and 100 of available solar power is used to charge the battery Boost Charge When the battery has recharged to the Boost voltage setpoint constant current regulation is used to prevent heating and excessive battery gassing The Boost stage remains 120 minutes and then goes to Float Charge 10 Float Charge After the battery is fully charged in Boost voltage stage the controller reduces the battery voltage to Float voltage set point When the battery is fully recharged there will be no more chemical reactions and all the charge current transmits into heat and gas at this time Then the controller reduces the voltage to the floating stage charging with a smaller voltage and current It will reduce the temperature of batte
6. x2 24V Voltage Boost Charging 14 2V x2 24V 14 4V x2 24V 14 6V x2 24V Voltage Float Charging 13 8V x2 24V 13 8V x2 24V 13 8V x2 24V Voltage Boost Reconnect Charging Voltage 13 2V x2 24V 13 2V x2 24V 13 2V x2 24V Low Voltage Reconnect 12 6V x2 24V 12 6V x2 24V 12 6V x2 24V Voltage Under voltage warning 12 2V x2 24V 12 2V x2 24V 12 2V x2 24V reconnect voltage Under Voltage Warning Voltage 12V x2 24V 12V x2 24V 12V x2 24V Low Voltage Disconnect 11 1V x2 24V 11 1V x2 24V 11 1V x2 24V Voltage Discharging re 10 8V x2 24V 10 8V x2 24V 10 8V x2 24V Limit Voltage Equalize f 2 hours 2 hours duration Boost gt 2 hours 2 hours 2 hours duration 24 Environmental parameters Table 7 5 Environmental parameters Parameter Working temperature 35 C to 55 C Storage temperature 35 Cto 80 C Enclosure 1P66 LS1024RP Mechanical parameters Table 7 6 Mechanical Parameter Parameter Overall dimension 145 5 71 x69 2 72 x31 1 22 mm inches Mounting dimension 135 5 31 x 49 1 93 mm inches Mounting hole size 04 5 Terminal 4mm Net weight 0 3kg LS1524RP amp 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 135 5 31 x65 2 56 mm inches dimension Mounting hole size 04
7. EPSOLARA jizz LS1024RP LS1524RP LS2024RP Waterproof Solar Light Controller INSTRUCTION MANUAL Thank you very much for selecting our 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 LandStar LS1024RP LS1524RP LS2024RP Waterproof Solar Light Controller o o aa E ot Mode amp Timer 1 e Timer Batt Type i 8 gt aa Solar Charge Controller Specification Summary Nominal system voltage 12 24VDC Maximum PV input voltage SOV 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 Contents 1 Important Safety Information ss eemmsennnzznnezi 1 2 General Information 2 1 Product Overview aicciccccciccicciennententenieniinccccccectecte 2 2 2 Product Features sse 3 3 Installation Instructions 3 1 General Installation Notes 4 3 2 Lea E s a NRE RRR BRO RE QEORERRERPIF PPP ER ERA RR diin 4 313 WILDE iii ia p AS GAS AS 6 AKIVET GATE aaa 10 4 1 PWM Technology eee nennnennennnnznennn 10 4 2 Battery Charging Information
8. arge increases the battery voltage higher than the standard complement voltage which gasifies the battery electrolyte If the battery is being over discharged the solar controller will automatically turn to equalize charging stage and 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 Mode amp Timer 1 Timer 2 Batt Type gt Lower Battery Landstar Solar Charge Controller Figure 4 2 LED indicators e Charging Status indicator GREEN ON whenever sunlight is available for battery charging GREEN FAST FLASHING when battery over voltage Please refer to section 5 for troubleshooting Charging Status LED indicator Table 4 1 Color Indicator Charging Status Green On Solid Charging Green Fast Flashing Battery over voltage 12 Battery Status indicator GREEN ON when battery voltage in normal range GREEN SLOWLY FLASHING when battery full ORANGE ON when battery under voltage RED ON when battery over discharged Please refer to section 5 for troubleshooting Battery status LED indicator Table 4 2 Color Indicator Battery Status Green On solid Normal Green Slowly Flashing Full Orange On solid Under voltage Red On solid Over discharged e Loa
9. confined area where battery gassed can accumulate Step 1 Choose Mounting Location Locate the controller on a vertical surface protected from direct sun high temperature And make sure good ventilation Step 2 Check for clearance Place the controller in the location where it 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 444444444444 A A A A 150mm 5 9inches Warm air Solar Charge Control 150mm 5 9inches 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 controller on the surface and align the mounting holes with the drilled holes in step 4 Secure the controller in place using the mounting screws 5 NOTE A recommended connection order has been provided for maximum safety during installation NOTE The controller is a common positive ground controller exceeding the ratings of the controller f CAUTION Don t connect the loads with surge power CAUTION For mobile applications be sure to secure all wiring Use cable clamps to prevent cables from swaving when the vehicle is in motion Unsecured cables create loose and resistive connections which may lead to excessive heating and
10. d status indicator When the load amp is 1 25times of rated current for 60 seconds or the load amp is 1 5 times of 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 e Overheating protection indicator When heat sink of the controller exceeds 85 C the controller will automatically cut input and output circuit with LED digital tube showing H with slowly flashing simultaneously Please refer to section 5 for trouble shooting Overheating protection indicator Table 4 4 Color LED digital display System status Red H with slowly flashing Controller overheating 13 4 4 Setting Operation Dual timer function n Timerl Timer2 Light ON Midnight Number Number Light of hours of hours OFF Sunset Sunrise The default night length is 10 hours The controller can learn the night length refering to the previous night so as to adapt to the different seasons However it will take some time to learn it Notes when the OFF time set at timer 2 is later than FS local sunrise time the controller will turn off the load output at the sunrise time which s
11. e LED digital display stops flashing Battery type setting Table 4 7 Battery type LED Digital No Sealed lead acid battery 1 Gel battery 2 Flooded battery 3 17 5 Protection Troubleshooting and Maintenance 5 1 Protection PV Array Short Circuit If PV array short circuit occurs clear it to resume normal operation Load Overload If the load current exceeds the maximum load current rating the controller will disconnect the load Overloading must be cleared up through reapply power or pressing the setting button Load Short Circuit Fully protected against load wiring short circuit After one automatic load reconnect attempt the fault must be cleared by reapply power or pressing the setting button PV Reverse Polarity Fully protection against PV reverse 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 the default temperature 25 C to prevent the battery damaged from overcharging or over discharged Overheating Protection If the temperature of the controller heat sink exceeds 85 C the controller will automatically start the overhea
12. eed the load rated current of controller Step 3 Solar wiring WARNING Risk of electric shock Exercise caution when handling 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 greater than the system voltage Solar Module Figure 3 4 Solar wiring Step 4 Confirm Wiring Double check the wiring in stepl through 3 Confirm correct polarity at each connection Verify that all six terminals are tightened e rs Solar Module Solar Charge Controlier 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 4 Operation 4 1 PWM Technology Series Pulse Width Modulation The controller adopts the advanced series pulse width modulation PWM charging mode With range of 0 100 it can charge the battery quickly and stably under any condition of solar photovoltaic system PWM charging mode use automatic conversion duty ratio pulses current
13. hows light control first Load Control Settings 1 Dusk to Dawn When solar module voltage goes below the point of NTTV Night Time Threshold Voltage at sunset the controller will recognize the starting voltage and turn on the load after 10 minutes delay When solar module voltage goes above point of DTTV Day 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 LED digital tube The controller has dual timer function Please refer to table 4 5 Load Work Mode Setting 3 Test mode This mode is the same as Dusk to Dawn But there is no 10 minutes delay when controller recognizes the starting voltage When below the starting voltage the controller will turn on the load if higher it will turn off load The test mode makes it easy to check the system installation 14 4 ON OFF mode This mode is to turn ON and OFF the load bv manual e Load Work Mode Setting Timerl Setting indicator Load work mode LED digital tube Mode 8 Timer 1 Timer2 att Type Setting indicator Battery type Setting Indicator Solar Charge Controller Setting button Figure 4 3 Setting operat
14. ion indicating Press the setting button once and setting indicators will be changed once among timer 1 timer2 and battery type When timer 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 15 Load work mode Table 4 5 LED Timer 1 Digital No Disable n Dusk to Dawn Load will be on all night 0 Load will be on for 1 hour after ten minutes delay since sunset 1 Load will be on for 2 hours after ten minutes delay since sunset 2 Load will be on for 3 hours after ten minutes delay since sunset 3 Load will be on for 4 hours after ten minutes delav since sunset 4 Load will be on for 5 hours after ten minutes delav since sunset 5 Load will be on for 6 hours after ten minutes delav since sunset 6 Load will be on for 7 hours after ten minutes delav since sunset 7 Load will be on for 8 hours after ten minutes delav since sunset 8 Load will be on for 9 hours after ten minutes delav since sunset 9 Load will be on for 10 hours after ten minutes delav since sunset 10 Load will be on for 11 hours after ten minutes delav since sunset 11 Load will be on for 12 hours after ten minutes delav since sun
15. nfirm that all the terminals have no corrosion insulation damaged high temperature or burnt discolored sign tighten terminal screws to the suggested torque Inspect for dirt insects and corrosion and clear up e Check and confirm that lightning arrester is in good condition Replace a new one in time to avoid damaging of the controller and even other equipments Notes Dangerous with electric shock Make sure that all power source of controller is cut off when operate above processes and then make inspection or other operations 21 6 Warranty The LandStar charge controller is warranted to be free from defects for a period of TWO 2 years from the date of shipment to the original end user We will at its option repair or replace any such defective products e Claim procedure Before requesting warranty service check the Operation Manual to be certain that there is a problem with the controller Return the defective product to us with shipping charges prepaid if problem cannot be solved Provide proof 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 eThis warranty does not apply under the following conditions 1 Damage by accident negligence abuse or impro
16. oduct Overview Thank you for selecting Land Star series waterproof solar light controller that adopts the most advanced digital technique and operates fully automatically The Pulse Width Modulation PWM battery charging can greatly increase the lifetime of battery It has various unique functions and quite easy to use such as 12 24V automatic recognition eHigh efficient Series PWM charging increase the battery lifetime and improve the solar system performance eUse MOSFET as electronic switch without any mechanical switch eWidely used automatically recognize day night eDigital LED menu only one key solve all setting simply Intelligent timer function with 1 15 hours option eUnique dual timer function enhance the flexibility of street light system eWaterproof design suitable for the extreme environment with corrosion dust water etc eGel Sealed and Flooded battery type option eAdopt temperature compensation correct the charging and discharging parameters automatically and improve the battery lifetime eElectronic protection Overheating over charging over discharging overload and short circuit eReverse protection any combination of solar module and battery The controller is for off grid solar system especially in solar street light system and protects the battery from being over charged by the solar module and over discharged by the loads The charging process has been optimized for long battery life and
17. on first before beginning installation Be very careful when working with batteries Wear eye protection Have fresh water available to wash and clean any contact with battery acid Uses insulated tools and avoid placing metal objects near the batteries eExplosive battery gasses may be present during charging Be certain there is sufficient ventilation to release the gasses eAvoid direct sunlight for outdoor use eLoose power connections and or 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 eUse 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 singular battery but it is implied that the battery connection can be made to either one battery or a group of batteries in a battery bank e Select the system cables according to 3 5A mm current density 3 2 Mounting NOTE When mounting the controller ensure free air through the controller heat sink fins There should be at FS least 6 inches 150 mm of clearance above and below the controller to allow for cooling If mounted in an enclosure ventilation is highly recommended WARNING Risk of explosion Never install the controller in a sealed enclose with flooded batteries Do not install in a
18. per use 2 PV or load current exceeding the ratings of product 3 Unauthorized product modification or attempted repair 4 Damaged occurring during shipment 5 Damage results from acts of nature such as lightning weather extremes 6 Irreclaimable mechanical damage 22 7 Technical specifications Electrical Parameters Table 7 1 Description Parameter s 12 24VDC Nominal System Voltage Auto work Maximum Battery Voltage 32V Rated Batterv Current LS1024RP 10A LS1524RP 15A LS2024RP 20A Charge Circuit Voltage Drop lt 0 26V Discharge Circuit Voltage Drop lt 0 15V Self consumption lt 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 C 12V 25 C ref Compensation of equalize boost float and low voltage disconnect voltage 23 Battery Voltage Parameters temperature at 25 C Table 7 4 Charging Parameters Battery charging Gel Sealed Flooded setting Over Voltage Disconnect 16V x2 24V 16V x2 24V 16V x2 24V Voltage Charging Nw 15 5V x2 24V 15 5V x2 24V 15 5V x2 24V Limit Voltage Over Voltage Reconnect 15V x2 24V 15V x2 24V 15V x2 24V Voltage Equalize Charging 14 6V x2 24V 14 8V
19. ry and prevent the gassing also charging the battery slightly at the same time The purpose of Float stage is to offset the power consumption caused by self consumption and small loads in the whole system while maintaining full battery storage capacity In Float stage loads can continue to draw power from the 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 so well ventilation of battery box is necessary NOTE Equipment damage Equalization may increase battery voltage to the level damaging to sensitive DC loads Ensure that all load allowable input voltages are greater than the equalizing charging set point voltage NOTE Equipment damage Over charging and excessive gas precipitation may damage the battery plates and activate material shedding on them Too high an equalizing charge or for too long may cause damage Please carefully review the specific requirements of the battery used in the system 11 Certain types of batteries benefit from periodic equalizing charge which can stir the electrolyte balance battery voltage and complete chemical reaction Equalizing ch
20. set 12 Load will be on for 13hours after ten minutes delav since sunset 13 Load will be on for 14 hours after ten minutes delav since sunset 14 Load will be on for 15 hours after ten minutes delav since sunset 15 Test mode 16 ON OFF mode 17 16 Load work mode Table 4 6 Timer2 LED Digital No Disable n Load will be on for 1 hour before sunrise 1 Load will be on for 2 hours before sunrise 2 Load will be on for 3 hours before sunrise 3 Load will be on for 4 hours before sunrise 4 Load will be on for 5 hours before sunrise 5 Load will be on for 6 hours before sunrise 6 Load will be on for 7 hours before sunrise 7 Load will be on for 8 hours before sunrise 8 Load will be on for 9 hours before sunrise 9 Load will be on for 10 hours before sunrise 10 Load will be on for 11 hours 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 r ON OFF mode 17 the timer 2 will be disabled and show n e Battery Type Setting When battery type 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 th
21. tal tube displays H with red slowly flashing Too high temperature of controller When heat sink of the controller exceeds 85 C the controller will automatically cut input and output circuit When the temperature below 75 C the controller will resume to work Notes No LED indicator A Measure battery voltage with multimeter Min 6V can start up the controller Notes No charging status LED indicator with normal A 20 connection Measure the input voltage of solar module the input voltage must be higher than battery voltage 5 3 Maintenance The following inspections and maintenance tasks are recommended at least two times per year for best controller performance e Check that the controller is securely mounted in a clean environment Check that the air flow and ventilation around the controller is not blocked Clear all dirt or fragments on the heat sink e Check all the naked wires to make sure insulation is not damaged for serious solarization frictional wear dryness insects or rats etc Maintain or replace the wires if necessary e Tighten all the terminals Inspect for loose broken or burnt wire connections e Check and confirm that LED digital tube is consistent with required Pay attention to any troubleshooting or error indication Take necessary corrective action e Confirm that all the system components are ground connected tightly and correctly e Co
22. ting protection High Voltage Transients PV is protected against high voltage transients In lightning prone areas additional external suppression is recommended 18 5 2 Troubleshooting Trouble Shooting Table 5 1 Faults Possible reasons Troubleshootin Charging LED PV Check that PV and battery indicator off array wire connections are during daytime when disconnection correct and tight sunshine falls on PV modules properly Green charging LED Battery voltage Check if battery voltage indicators RED color and loads not working over discharged indicator fast higher than over over high Disconnect the flashing voltage solar module disconnect voltage OVD Battery Battery under Load output is normal LED indicators voltage charging LED indicator orange will return to green automatically when fully charged Battery LED Battery The controller cut off the output automatically LED indicator will return to green automatically when fully charged 19 Digital tube displays L with red slowly flashing Over load or short circuit Overload Please reduce the load and press the button once the controller will resume to work after 3s Short circuit when the first short circuit occurs the controller will automatically resume to work after 10s when a second short circuit occurs press the button the controller will resume to work after 3s Digi
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