Solar Charger Controller
SC-20/40 MPPT
Version: 1.1
User Manual
Page 1: ...Solar Charger Controller SC 20 40 MPPT Version 1 1 User Manual...
Page 2: ...8 5 Installation 9 5 1 Installation Notes 9 5 2 Mounting Location Requirements 9 5 3 Wiring Specifications 10 5 4 Connection 10 5 5 Grounding 6 Operarion 12 6 1 1 Status Description 6 1 2 The interfac...
Page 3: ...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...
Page 4: ...under the rated charging current Multiple load control modes Standard Dusk to Dawn Timer and User defined mode Two USB interfaces EU Series Based RS 485 standard Modbus protocol to maximize their com...
Page 5: ...or example the battery voltage may range from 10 8 15 Vdc but the module s Vmp is typically around 16 or 17V Because traditional controllers do not always operate at the Vmp of the solar array energy...
Page 6: ...tly 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 Flo...
Page 7: ...5 3 1 The dimensions of SC 20MPPT 64...
Page 8: ...6 3 2 The dimensions of SC 40MPPT...
Page 9: ...gs and operating status system parameters Key MENU OK Set and view the operating parameters RJ11 interface Connecting monitoring devices Temperature Sensor Port Collect temperature information Tempera...
Page 10: ...ture of the controller is 25 C and the temperature compensation is not carried out when charging Heat Sink dissipate controller heat Plastic Case Internal protection LCD Display settings and operating...
Page 11: ...e batteries 7 Be very careful when working with batteries Wear eye protection Have fresh water available to wash and clean any contact with battery acid 8 Avoid touching or short circuiting wires or t...
Page 12: ...ay and the controller or between the controller and the battery larger wires can be used to reduce the voltage drop and improve performance 5 4 Connection We strongly recommend connecting a fuse direc...
Page 13: ...e battery voltage should between 20V 30V else if the system is A8V the battery voltage should between 40V 60V If the polarity is correct the LCD on the controller will begin to show 2nd step Connect t...
Page 14: ...12 6 Operation 6 1 LCD Display 6 1 1 Status Description PV array charge ampere hours and load ampere hours are off after power failure...
Page 15: ...13 6 1 2 The interface automatically Cycles 6 1 3 Press OK to browse the interface...
Page 16: ...B interface MT EU series have two USB interfaces maximum output of single USB is 5V 1 5A maximum output of two USB is 5V 2A for charging mobile phones and other smart devices The USB stops output only...
Page 17: ...the controller is working in the street lamp mode press the MENU key for 3 seconds to turn on the load Press the MENU key again or the load turns off automatically after 1 minute If the controller is...
Page 18: ...y Reverse Polarity Fully protection against battery reverse polarity no damage to the controller Correct the connection to start normal operation Battery Over Voltage If there are other energy sources...
Page 19: ...nections Check and confirm that LCD is consistent with required Pay attention to any troubleshooting or error indication Take corrective action if necessary Confirm that all the system components are...
Page 20: ...attery Type Gel AGM Liquid default Gel Panel Parameters Max volt on PV terminal 100V 20 90V 25 Max input power 260 520W Dusk Dawn detect volt 8 0 16 0V MPPT tracking range Battery Voltage 1 0V Voc 0 9...
Page 21: ...ry Type Gel AGM Liquid default Gel Panel Parameters Max volt on PV terminal 150V 20 138V 25 Max input power 1000 2000W Dusk Dawn detect volt 16 0 32 0V MPPT tracking range Battery Voltage 1 0V Voc 0 9...
