Page 1: ...rs 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 recommendat...
Page 2: ......
Page 3: ...C Maximum PV input voltage 50V Nominal charge discharge current LS1024R 10A LS1524R 15A LS2024R 20A The controller will recognize the system rated voltage when start up If the battery voltage is lower...
Page 4: ...s 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 T...
Page 5: ...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 ins...
Page 6: ...t light system Gel Sealed and Flooded battery type option Adopt temperature compensation correct the charging and discharging parameters automatically and improve the battery lifetime Electronic prote...
Page 7: ...nput fault condition exists 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 setti...
Page 8: ...e 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 s...
Page 9: ...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 Figure 3 1 Mounting and cooling Step 3 Mark Holes Use...
Page 10: ...f 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...
Page 11: ...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 Wi...
Page 12: ...r module s from the sun before 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...
Page 13: ...use Install a suitable fuse in each fuse holder in the following order 1 Battery circuit 2 Load circuit Step 6 Confirm power on When battery power is applied and the controller starts up the battery L...
Page 14: ...an eliminate concentration polarization and ohm polarization naturally and reduce the internal pressure of the battery Consequently it makes next charging smooth and the more power is charged to the b...
Page 15: ...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 rema...
Page 16: ...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 Ind...
Page 17: ...f 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...
Page 18: ...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 Ni...
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 des...
Page 20: ...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 te...
Page 21: ...urs 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 su...
Page 22: ...g 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 protecti...
Page 23: ...fast flashing Battery voltage higher than over voltage disconnect voltage OVD Check if battery voltage over high Disconnect the solar module Battery LED indicators are orange Battery under voltage Lo...
Page 24: ...troller 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 c...
Page 25: ...e connections 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...
Page 26: ...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...
Page 27: ...rcuit Voltage Drop 0 26V Discharge Circuit Voltage Drop 0 15V Self consumption 6mA Threshold Voltage Parameters Table7 2 Description Parameter NTTV Night Time Threshold Voltage 5V x2 24V DTTV Day Time...
Page 28: ...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...
Page 29: ...65 2 56 x34 1 34 mm inches Mounting dimension 130 5 12 x 45 1 77 mm inches Mounting hole size 4 5 Terminal 6mm2 Net weight 0 15kg LS1524R LS2024R Mechanical Parameters Table 7 7 Mechanical Parameter P...
Page 30: ...Figure1 1 LS1024R Dimensions Figure1 2 LS1524R LS2024R Dimensions 34 1 34 140 5 51 130 5 12 45 1 77 65 2 56 45 1 77 55 2 16 75 2 95 135 5 31 144 5 67 mm inches...
Page 31: ...BEIJING EPSOLAR TECHNOLOGY CO LTD Tel 010 82894112 82894962 Fax 010 82894882 E mail info epsolarpv com Website www epsolarpv com...
