High Quality 360W off Grid MPPT 30A Solar Controller (JN-MPPT-A-30A-12V)
China High Quality 360W off Grid MPPT 30A Solar Controller (JN-MPPT-A-30A-12V), Find details about China Solar Controller, 360W PV Power from High Quality 360W off Grid MPPT 30A Solar Controller (JN-MPPT-A-30A-12V)
Basic Info.
Model NO.
JN-MPPT-A-30A-12V
System Rated Voltage
12/24/48/96V
System Identification Voltage Range-1
DC9V-DC16V @12V System
PV Panel Open Circuit Input Voltage Rang
20A-100V @12V System
Maximum Charge Current(a)
30A
PV Maximum Input Power(12V)
360W
Over Voltage(Overcharge)
14-18V
Over Voltage Retuen
13-17V
Charging Limit Voltage
12.9-16.9V
Balanced Charging Voltage
12.7-16.7V
Boost Charging Voltage
12.4-16.4V
Float Charging Voltage
11.8-15.8V
Discharge Voltage
8.8-12.8V
Balance Charge Time
1/2/3 Hours
Trademark
JNGE
Transport Package
Standard Carton Package for Export
Specification
201.5*145*81
Origin
China
HS Code
9032899090
Model NO.
JN-MPPT-A-30A-12V
System Rated Voltage
12/24/48/96V
System Identification Voltage Range-1
DC9V-DC16V @12V System
PV Panel Open Circuit Input Voltage Rang
20A-100V @12V System
Maximum Charge Current(a)
30A
PV Maximum Input Power(12V)
360W
Over Voltage(Overcharge)
14-18V
Over Voltage Retuen
13-17V
Charging Limit Voltage
12.9-16.9V
Balanced Charging Voltage
12.7-16.7V
Boost Charging Voltage
12.4-16.4V
Float Charging Voltage
11.8-15.8V
Discharge Voltage
8.8-12.8V
Balance Charge Time
1/2/3 Hours
Trademark
JNGE
Transport Package
Standard Carton Package for Export
Specification
201.5*145*81
Origin
China
HS Code
9032899090
Product Desciption
I. Safety instructions:
For electrical and electronic equipment, safety involves the entire process of installation, commissioning, operation and maintenance. Therefore, incorrect use or misuse will endanger the life and personal safety of the operator or a third party and the safety of the equipment. In order to avoid personal injury and damage to the equipment, all safety, warnings and cautions such as the following are strictly observed during operation and maintenance.
Before installion
installing
Before installing the MPPT controller, make sure that the MPPT controller has not been electrically connected and powered.
In Operation
Repair
II. Product Features
1. Overview
Thank you for choosing the JN-MPPT-MINI/AL/BL/CL buck type solar charge controller. Based on multi-phase synchronous rectification technology and common anode design, this series of products adopts advanced high-speed processor and MPPT control algorithm, featuring high response speed, high reliability and high industrial standard.
The MPPT control algorithm used in this series can quickly track the maximum power point of the PV array in any environment and obtain the maximum energy of the solar panel in real time. The multi-phase synchronous rectification technology can guarantee the pole in any charging power environment. High conversion efficiency, compared with most of the current BUCK, greatly improve the energy efficiency of the solar system; the controller can be connected to the host computer through RS485, support WIFI module and GPRS module to expand APP cloud monitoring, can be applied to communication base stations, households Use systems, street lighting systems and field monitoring.
2. product features
3. product appearance
3.1 product appearance
pic 2-1: Product appearance dimension drawing
Table 2-1:Product weight and size
3.2.Interface definition
pic2-2 Product interface definition
Table 2-2 Product interface definitionIII. Installation Instruction
1. installation precautions
2. installation instructions
Step 1: Choose the installation location
Avoid installing the controller in direct sunlight, high temperatures, and easy access to water, and ensure adequate ventilation around the controller.
Step 2: Unpacking and checking
Step 3: Fixed controller
Install the mounting ear fittings on the top of the top of the cabinet at the reserved installation position. Fix the controller to the mounting platform or cabinet mounting bracket with screws through the mounting ears. Allow sufficient ventilation and cooling space around the installation.
pic 3-1 Reserved space map around the equipment installation
Step 1: Connect the battery, PV module, load, temperature sensor, monitoring background.
Connect the battery, load, PV module, temperature sensor, monitoring background (host computer / WIFI module / GPRS module) in turn, disconnect all switches during the wiring process, pay attention to distinguish between positive andnegativeBefore connecting the battery, make sure the battery is in a normal state to ensure normal operation of the system.egative cable access.
Step 2:Wiring diagram
Lock the cable to the binding post through the mounting hole on the lower side of the cabinet.
pic2-2 Wiring diagram
Description: The monitoring background supports the PC host computer, supports the WIFI module and the GPRS module to expand the APP cloud monitoring (optional). For details, see the PC host computer and the APP user manual;
The controller defaults to lead-acid batteries. If you need to connect the other types of batteries, you need to set the corresponding battery type and series number. For details, please refer to the relevant settings of the PC host computer or APP manual.
Step 3: Check the connection
Check that all wiring polarity is correct and the terminals are locked;
Step 4: Power On Sequence
Recommended opening and closing sequence: sequentially close the battery pack switch, photovoltaic switch or load switch;
Turn off the PV and load switches before turning off the battery switch.
4.photovoltaic array requirements
Table 3-1 Photovoltaic electrical parameters
5. able selection requirements
The following table shows the diameter of the copper wire according to the current level. The actual cable size is greater than or equal to the data in the table:
Table 3-2 cable size
IV. Operate instruction
pic 4-1 Display panel image
4.1 Indicator function
The LED indicators on the display panel are fault light (red), charge indicator (yellow), and load indicator (green). The functions are defined as shown in the following table.
Table 4-1 Indicator definition
4.2 Setting Button
table4-2 setting button function
UP and DOWN buttion Switching function:
pic 4-2 UP and DOWN Button display interface switching diagram
4.3 LCD display
The display of the controller adopts the segment code screen display mode, and the display layout diagram is as follows:
pic 4-3 Display
Table 4-3 Icon function introduction
Table 4-4 Field function introduction
Press the set (set) button in the standby mode to enter the undervoltage setting interface. Refer to the following figure for the setting process. Press the (ESC) button on any interface to exit the setting interface and return to the standby interface. Other general parameter setting items are the same as the undervoltage setting.
pic 4-4 General parameter setting--over-discharge voltage point setting diagram
4.4.2,Light control parameter setting
pic 4-5 Light control parameter setting diagram
4.4.3,Time control parameter setting
pic 4-6 Time control parameter setting diagram
4.4.4,Combination button function settings:
1. Restore factory settings: Press the SET and DOWN buttons simultaneously for 3 seconds in standby mode, the system will restore the factory settings;
2. ID address modification: Press the SET and UP buttons simultaneously for 3 seconds in the standby state, and display the ID in the first two digits of the data in the display area. Press the UP or DOWN button at this time. Set the system ID (address).
4.4.5,For the setting method of connecting the PC to PC or APP (WIFI or GPRS mode), please refer to the corresponding PC manual and APP manual respectively;
V. Device parameters
5.2 Troubleshooting
If the following symptoms occur, please check and troubleshoot as follows:
Table 5-2 Troubleshooting table
Verify that the controller is securely installed in a clean, dry environment.
VI. Warranty commitment
The MPPT controller has a one-year free warranty and the warranty period begins on the date of sale.
Repair Procedures Before requesting repairs, check the user manual to determine if the controller does have a problem. If this is not possible, return the problem controller to the company, prepay the shipping fee, and provide date and location information related to the purchase. In order to enjoy the fast return warranty service, the returned product must indicate the model, serial number and the detailed cause of the fault, as well as the type of components in the system and related parameters, battery and system load conditions; this information is very important for quickly solving your repair requirements. .
If the controller is damaged due to improper use of the customer or failure to follow this manual, the company is not responsible for it! The maintenance procedure is carried out in accordance with the above procedure and only the maintenance cost is charged.
Disclaimer: The company reserves the right to change products, product updates without prior notice!
VII.Device parameters
1.System parameter table
2.Battery parameter reference table:
VII.Device parameters
pic 8-1 MPPT-MINI Installation diamenion
pic 8-2 MPPT-AL Installation dimension
1.1 Safety signs
The following safety symbols may appear in this manual and their meanings are as follows:| safety symbols | signification |
| Danger | Indicates that if the safety warning is ignored, there is a serious accident that may lead to personal injury. |
| Warning | Indicates that if safety warnings are ignored, there is a risk of serious injury, serious equipment damage or major business interruption. |
| Notice | This means that if safety warnings are ignored, there is a risk of moderate injury, moderate equipment damage or partial business interruption. |
Insturction | Indicates that the content is additional information for the body. |
For electrical and electronic equipment, safety involves the entire process of installation, commissioning, operation and maintenance. Therefore, incorrect use or misuse will endanger the life and personal safety of the operator or a third party and the safety of the equipment. In order to avoid personal injury and damage to the equipment, all safety, warnings and cautions such as the following are strictly observed during operation and maintenance.
1.2 Safety instructions
| Warning! All installation operations on the controller must be performed by a qualified technician. Professional and technical personnel must undergo special training, complete the manual and understand the safety related to the operation. If a non-professional person performs installation operations and causes personal injury, the company will not be responsible. Failure to install and operate the controller in accordance with the instructions in this manual will result in damage to the controller and will not be covered by our warranty. |
| Notice! When receiving the product, first check the MPPT series controller for damage during transportation. If you find any problem, please contact our company or the transportation company immediately. |
Before installing the MPPT controller, make sure that the MPPT controller has not been electrically connected and powered.
| Warning! Damage to the MPPT controller caused by the following conditions, or other damages will not be covered by our warranty. When configuring the PV array, ensure that the maximum short-circuit current on the DC side is within the allowable range of the MPPT controller, otherwise the MPPT may be irreparable. When configuring the PV array, make sure that the open circuit voltage of each PV string does not exceed the maximum input range of the MPPT controller, otherwise the MPPT controller will be irreparable. The selected controller charging current should not be greater than 0.3 times the battery capacity. If it is greater than the battery will be damaged or the battery life will be reduced. Improper selection of the MPPT controller installation environment will affect machine performance and may cause machine damage. Do not install the MPPT controller in a flammable or explosive place or in a place where flammable or explosive materials are stored. Do not install the MPPT controller in an explosive location. Do not install the MPPT controller in a location where it may be exposed to lightning strikes. Do not install the MPPT controller in a place with a lot of salt spray. Good ventilation is required when the MPPT controller is in operation. The MPPT controller needs to be installed upright and ensure that the air duct is unobstructed. |
| Warning! Always disconnect the PV array, battery, load, etc. (circuit breaker) or fuse before all devices are fully connected. Prevent water from entering the inside of the controller. |
| Note! All electrical installations must comply with local and national electrical installation standards. To ensure safe operation, proper grounding, proper conductor size and the necessary short-circuit protection are required. The connection cable must be selected to the appropriate specifications, and the connection is secure and well insulated. After installation, check that all wiring connections are tight to avoid the risk of heat build-up due to virtual connections. |
| Danger! Do not open the machine cover while the MPPT is powered! |
| Danger! Repair work must be carried out by professional service technicians. The machine needs to be powered off before maintenance, and it can be disassembled after waiting for 5 minutes after power off. |
1. Overview
Thank you for choosing the JN-MPPT-MINI/AL/BL/CL buck type solar charge controller. Based on multi-phase synchronous rectification technology and common anode design, this series of products adopts advanced high-speed processor and MPPT control algorithm, featuring high response speed, high reliability and high industrial standard.
The MPPT control algorithm used in this series can quickly track the maximum power point of the PV array in any environment and obtain the maximum energy of the solar panel in real time. The multi-phase synchronous rectification technology can guarantee the pole in any charging power environment. High conversion efficiency, compared with most of the current BUCK, greatly improve the energy efficiency of the solar system; the controller can be connected to the host computer through RS485, support WIFI module and GPRS module to expand APP cloud monitoring, can be applied to communication base stations, households Use systems, street lighting systems and field monitoring.
2. product features
- Advanced multi-phase synchronous rectification technology also has high conversion efficiency in low power charging environment.
- Has an ultra-wide PV array operating voltage range.
- Advanced MPPT maximum power point tracking technology, the tracking efficiency is not less than 99.5%, compared with the ordinary PWM algorithm, the efficiency is increased by 15 to 20%.
- Using high-quality imported components and advanced power conversion circuit, the maximum conversion efficiency can reach over 98%, the full load efficiency can reach 97%, and a variety of tracking algorithms can be combined to quickly track the maximum power point.
- Three-stage charging method: MPPT-lifting charging-floating.
- 12V/24V/48V battery system automatic identification function.
- RS485 communication can provide communication protocol to facilitate unified management and secondary development for customers.
- The controller running parameters can be viewed and set through the PC host computer and mobile phone APP. For details, refer to the host computer and APP manual (optional).
- With battery temperature compensation.
- It has comprehensive protection functions such as overcharge, over discharge, over temperature, overload, reverse connection and so on.
3. product appearance
3.1 product appearance
pic 2-1: Product appearance dimension drawing
Table 2-1:Product weight and size
| parameter name | Weight and Size | |||
| Model no. | JN-MPPT-MINI | JN-MPPT-AL | JN-MPPT-BL | JN-MPPT-CL |
| weight(kg) | 1.25Kg | 1.5kg | 2.3kg | 3.6kg |
| Size L*D*H(mm) | 156*134*81mm | 186*146*81mm | 240*170*97mm | 340*208*95mm |
3.2.Interface definition
pic2-2 Product interface definition
Table 2-2 Product interface definitionIII. Installation Instruction
1. installation precautions
- You must read the entire installation chapter and familiarize yourself with the installation steps before installation.
- Be very careful when installing the battery. For the installation of the open lead-acid battery, wear a protective mirror. When it comes into contact with the battery acid, please rinse it with clean water.
- Avoid placing metal objects near the battery to prevent the battery from short-circuiting.
- Acid gas may be generated when the battery is being charged to ensure good ventilation around the battery.
- Please install indoors and install outdoors to avoid direct sunlight and rain.
- The connection point of the virtual connection and the corroded wire may cause great heat to melt the insulation of the wire, ignite the surrounding materials, and even cause fire, so ensure that the connectors are tightened, and the wires are preferably fastened with the cable tie. To avoid loose wires when the application is moving and the wires are shaken.
- The installed battery pack should match the controller charging voltage and the recommended charging current range.
| Danger! Explosion hazard! Never install the controller and battery in the same confined space! Also do not install in a confined space where battery gas may collect. |
2. installation instructions
Step 1: Choose the installation location
Avoid installing the controller in direct sunlight, high temperatures, and easy access to water, and ensure adequate ventilation around the controller.
Step 2: Unpacking and checking
- Check the outer packaging for damage or deformation;
- Unpacking inspection: one controller, one manual, one attachment, etc.;
- Check the appearance of the mainframe and the accessories are in good condition
Step 3: Fixed controller
Install the mounting ear fittings on the top of the top of the cabinet at the reserved installation position. Fix the controller to the mounting platform or cabinet mounting bracket with screws through the mounting ears. Allow sufficient ventilation and cooling space around the installation.
pic 3-1 Reserved space map around the equipment installation
- Wire
| Note: For installation safety, we recommend a wiring sequence Note: The MPPT series controller is a common negative design. |
| Caution: Do not connect the electrical equipment that exceeds the surge power of the controller to the load terminal to prevent damage to the controller! |
| Warning: When you need to use the mobile, make sure that all the wirings are fixed. Because the virtual connection points may cause heat to accumulate, it may cause fire in severe cases; |
Connect the battery, load, PV module, temperature sensor, monitoring background (host computer / WIFI module / GPRS module) in turn, disconnect all switches during the wiring process, pay attention to distinguish between positive andnegativeBefore connecting the battery, make sure the battery is in a normal state to ensure normal operation of the system.egative cable access.
| Warning: Do not connect the PV panel to the battery terminal of the controller, as it will burn out the controller.It is strictly forbidden to make the battery positive or negative, extremely short circuit, otherwise it will cause fire or explosion hazard, please be careful. |
Step 2:Wiring diagram
Lock the cable to the binding post through the mounting hole on the lower side of the cabinet.
pic2-2 Wiring diagram
Description: The monitoring background supports the PC host computer, supports the WIFI module and the GPRS module to expand the APP cloud monitoring (optional). For details, see the PC host computer and the APP user manual;
The controller defaults to lead-acid batteries. If you need to connect the other types of batteries, you need to set the corresponding battery type and series number. For details, please refer to the relevant settings of the PC host computer or APP manual.
| Caution!
|
Step 3: Check the connection
Check that all wiring polarity is correct and the terminals are locked;
Step 4: Power On Sequence
Recommended opening and closing sequence: sequentially close the battery pack switch, photovoltaic switch or load switch;
Turn off the PV and load switches before turning off the battery switch.
4.photovoltaic array requirements
| Photovoltaic electrical parameters | ||||
| MODEL | JN-MPPT-MINI | JN-MPPT-AL | JN-MPPT-BL | JN-MPPT-CL |
| PV array open circuit voltage range | 20V~100V (12VA battery system) | |||
| 40V~145V (24V battery system) | ||||
| 80V~145V (48V battery system) | ||||
| 120V~250V (96V battery system) | ||||
5. able selection requirements
The following table shows the diameter of the copper wire according to the current level. The actual cable size is greater than or equal to the data in the table:
Table 3-2 cable size
| Cable selection table | ||||||||||
| Current level /A | 10 | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 100 | 120 |
| Wire diameter /mm2 | 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 | 20 | 24 |
| AWG | 14 | 11 | 9 | 8 | 7 | 6 | 5 | 5 | 4 | 3 |
IV. Operate instruction
pic 4-1 Display panel image
4.1 Indicator function
The LED indicators on the display panel are fault light (red), charge indicator (yellow), and load indicator (green). The functions are defined as shown in the following table.
Table 4-1 Indicator definition
| Indicator light | status | definition | Remarks | |
| 1 | Fault indicator (red) | Extinguished | Working normally, no fault | |
| 2 | Constantly light on | error | ||
| 3 | Charging indicator (yellow) | Light off | No charging | |
| 4 | Light on | MPPT charging | ||
| 5 | Slow flashing | Floating charge | ||
| 6 | Fast flashing | Boost charging | ||
| 7 | Output indicator (green) | Light on | Output normally | |
| 8 | Light off | Light control, timing light normally off output | ||
| 9 | Slow flashing | Battery over discharge off load | ||
| 10 | fast flashing | Battery over discharge off load |
4.2 Setting Button
table4-2 setting button function
| button | Effect | Remarks |
| SET | Function 1: Main menu key, function 2: parameter setting save key; | |
| ESC | Exit the setup interface button; | |
| UP | Function 1: display page on page display, function 2: parameter setting plus; | |
| DOWN | Function 1: Display page under parameter, function 2: parameter setting minus; |
UP and DOWN buttion Switching function:
pic 4-2 UP and DOWN Button display interface switching diagram
4.3 LCD display
The display of the controller adopts the segment code screen display mode, and the display layout diagram is as follows:
pic 4-3 Display
Table 4-3 Icon function introduction
| Icon name | definition | Function Description |
| day | The icon lights up to indicate daylight | |
| night | The icon lights up to indicate the night | |
| Solar panel | The icon lights up to check the PV array access | |
| battery | The icon lights up to indicate battery access and the inside indicates battery voltage | |
| load | The load is lit to indicate that the load has an output | |
| Status icon | The icon lights up and scrolls to indicate the chargevstatus and discharge status,respectively. | |
| Failure icon | The icon flashes to indicate that the system has a fault condition. |
Table 4-4 Field function introduction
| Field Name | definition | Function Description |
| Vbattery | Battery voltage | The field lights up and the current battery voltage is displayed in the data display area. |
| VPV | Solar panel voltage | The field lights up and the current PV panel voltage is displayed in the data display area. |
| Icharge | Charge current | The field lights up and the current battery charging current is displayed in the data display area. |
| Iload | Discharge current | The field lights up and the current battery discharge current is displayed in the data display area. |
| Under | Over discharge voltage | The field lights up to set the battery over-discharge voltage. When the battery is under voltage, this field flashes. |
| Under-R | Over discharge return | The field is lit and the battery over-discharge return voltage can be set. |
| OVD | Over charge volatge | The field lights up to set the battery overcharge voltage. This field flashes when the battery is overcharged. |
| OVD-R | Over charge return | The field is lit and the battery overcharge return voltage can be set. |
| Float | Float charge voltage | The field lights up to set the battery float voltage, and the field flashes during the float phase. |
| BCV | Boost charge | The field lights up to set the battery to raise the charging voltage, and the field flashes during the boost charging phase. |
| Time | Time control period 1 setting | The field lights up, and the first time period can be set (the light control lights up for the first time). When the 24 is set, the controller is the household mode. The default is 24 hours. |
| Time1 | Time control period 2 setting | The field lights up. In the street light mode, the second time period can be set (the light control time is after the light control is turned on). |
| Time2 | Time control period 3 setting | The field lights up. In the street light mode, the third time period can be set (the light control is illuminated for the second time). |
| L-CON-V | Light control voltage setting | The field is lit, the first digit of the display area is displayed 1, and the light control can be set to turn on (light control lighting) voltage; after the light control is turned on, the first digit is displayed 2, and the light control can be set to turn off (lighting off) |
| MPPT | MPPT charging | This field flashes during the MPPT charging phase. |
| ERROR | ERROR | This field lights up when there is a fault |
4.4 Setup operation
4.4.1,General parameter settings:Press the set (set) button in the standby mode to enter the undervoltage setting interface. Refer to the following figure for the setting process. Press the (ESC) button on any interface to exit the setting interface and return to the standby interface. Other general parameter setting items are the same as the undervoltage setting.
pic 4-4 General parameter setting--over-discharge voltage point setting diagram
4.4.2,Light control parameter setting
pic 4-5 Light control parameter setting diagram
4.4.3,Time control parameter setting
pic 4-6 Time control parameter setting diagram
4.4.4,Combination button function settings:
1. Restore factory settings: Press the SET and DOWN buttons simultaneously for 3 seconds in standby mode, the system will restore the factory settings;
2. ID address modification: Press the SET and UP buttons simultaneously for 3 seconds in the standby state, and display the ID in the first two digits of the data in the display area. Press the UP or DOWN button at this time. Set the system ID (address).
4.4.5,For the setting method of connecting the PC to PC or APP (WIFI or GPRS mode), please refer to the corresponding PC manual and APP manual respectively;
Instruction | The PC host computer or APP (WIFI or GPRS mode) is an optional accessory. The device can only use one mode for single communication, and cannot use several communication modes at the same time! |
V. Device parameters
5.1 Protection function
table5- 1.Protection function reference table :| Protection function | instruction |
| PV over voltage protection | When the PV array charging voltage exceeds the controller's rated input voltage range, charging will stop. |
| Battery polarity reverse connection | When the polarity of the battery is reversed, the controller will not work and will not be damaged. After correcting the wiring error, re-open the opportunity to continue normal operation. |
| Battery over discharge protection | When the battery voltage is lower than the set undervoltage value, the discharge of the battery will be automatically stopped to prevent the battery from being over-discharged and damaged. |
| Battery overload protection | When the controller output current is greater than the set value, the load output will be automatically stopped to prevent the battery from being over-discharged and damaged. |
| Battery over volatge protection | When the battery voltage reaches the overvoltage protection setting value, the battery will be automatically stopped to prevent the battery from being overcharged and damaged. |
| Night anti-reverse protection | At night, since the battery voltage is greater than the voltage of the photovoltaic module, the automatic protection prevents the battery voltage from being discharged through the photovoltaic module; |
| Equipment overheat protection | The controller has its own temperature sensor. When the temperature is higher than the set value, the charging will stop. When the temperature is lowered, it will automatically start to work. |
| High voltage surge | This controller can only protect high-voltage surges with low energy. In areas with frequent lightning, it is recommended to install an external lightning arrester. |
If the following symptoms occur, please check and troubleshoot as follows:
Table 5-2 Troubleshooting table
| ERROR | Indicator status and alarm icon | possible reason | Solution |
| Array over voltage | Red light, icon flashes | More PV arrays in series | Disconnect the PV array, reduce the number of PV arrays connected in series, and ensure that the PV array open circuit voltage does not exceed the set value in the "Table 3-1 PV Electrical Parameters" table; |
| Battery over voltage (overcharge) | Red light on,OVDandflashes | 1. The controller overvoltage protection point is lower than the highest charging range; 2. The battery is aging or over-discharged; 3. The battery is over-discharged; 4. Large dynamic changes in load; | 1. Reset the battery overvoltage protection point through the device button or PC host computer or APP; 2. The battery needs to be replaced after aging; 3. Over-discharge requires manual setting of battery voltage level; 4. Reduce large dynamic changes in load; |
| Battery under voltage (over discharge) | Under and flashes | Battery voltage value is lower than the undervoltage protection setting | 1. Reduce or disconnect the load. If the alarm is released, the battery voltage returns to normal, indicating that the load power is too large or the battery voltage and capacity are low. It is easy to cause undervoltage protection with heavy load; 2. Disconnect the load controller and still alarm, the battery voltage does not return to the over-discharge recovery setting value, and the battery pack needs to be charged by PV or other means, so that the fault can be released after the battery pack voltage reaches the recovery point set value. |
| The indicator light is off and the display is not displayed. | Battery voltage is lower than device startup voltage | ||
| Heat sink overheating | Red light on, flashes | 1. The ambient temperature is too high, the heat dissipation of the equipment is poor, and the fan is not well ventilated; 2. The fan is damaged. | 1. Check the installation environment of the equipment, remove the debris of the equipment, and ensure that the fan is ventilated smoothly; 2. The fan needs to be replaced if it is damaged. |
| Charge current | Red light on,Icharge flashes | Charging overcurrent protection check for abnormal current detection and malfunction | If you restart it several times, if you can't solve it, you need to go back to the factory for repair; |
| Over loading | Red light on, flashes | Load power is too large | 1. Reduce the load power; 2. Restart and release the fault; 3. Without excessive sensibility and capacitive load; |
| Remark: The above fault phenomenon can not be turned on except the battery under voltage, other faults can refer to the fault information through the PC background or mobile APP; | |||
5.3 system maintenance
In order to maintain optimal long-term performance, it is recommended to perform the following checks twice a year.Verify that the controller is securely installed in a clean, dry environment.
- Verify that the airflow around the controller is not blocked and remove any dirt or debris from t 1) Check that all exposed wires are damaged by the sun, friction with other objects around them, dryness, insect or rodent damage. Repair or replace the wires if necessary.he heat sink.
- Check that all exposed wires are damaged by the sun, friction with other objects around them, dryness, insect or rodent damage. Repair or replace the wires if necessary.
- Tighten the screws of all electrical connection terminals as recommended.
- Check the grounding of all parts of the system and verify that all grounding conductors are securely and properly grounded.
- Check all terminals for corrosion, insulation damage, high temperature or signs of burning, discoloration, and tighten the terminal screws to the recommended torque.
- Check for dirt, nesting insects and corrosion, and clean as required.
- If the arrester has failed, replace the failed arrester in time to prevent lightning damage to the controller or even other equipment of the user.
Note: Danger of electric shock! When doing this, you must ensure that all power to the controller has been disconnected before performing the appropriate checks or operations! |
VI. Warranty commitment
The MPPT controller has a one-year free warranty and the warranty period begins on the date of sale.
Repair Procedures Before requesting repairs, check the user manual to determine if the controller does have a problem. If this is not possible, return the problem controller to the company, prepay the shipping fee, and provide date and location information related to the purchase. In order to enjoy the fast return warranty service, the returned product must indicate the model, serial number and the detailed cause of the fault, as well as the type of components in the system and related parameters, battery and system load conditions; this information is very important for quickly solving your repair requirements. .
If the controller is damaged due to improper use of the customer or failure to follow this manual, the company is not responsible for it! The maintenance procedure is carried out in accordance with the above procedure and only the maintenance cost is charged.
Disclaimer: The company reserves the right to change products, product updates without prior notice!
VII.Device parameters
1.System parameter table
| parameter name | Parameter value (and adjustable range) | |||||||||||||||
| MODEL | JN-MPPT-MINI | JN-MPPT-AL | JN-MPPT-BL | JN-MPPT-CL | ||||||||||||
| Current rating (A) | 10 | 20 | 30 | 30 | 40 | 50 | 30 | 40 | 50 | 60 | 70 | 50 | 60 | 80 | 100 | 120 |
| Maximum charging current (A) | 10 | 20 | 30 | 30 | 40 | 50 | 30 | 40 | 50 | 60 | 70 | 50 | 60 | 80 | 100 | 120 |
| PV maximum input power (12V) (W) | 150 | 250 | 400 | 400 | 500 | 600 | 400 | 500 | 600 | 750 | 850 | 600 | 750 | 1000 | 1200 | 1450 |
| PV maximum input power (24V) (W) | 300 | 500 | 800 | 800 | 1000 | 1200 | 800 | 1000 | 1200 | 1500 | 1700 | 1200 | 1500 | 2000 | 2400 | 2900 |
| PV maximum input power (48V) (W) | 600 | 1000 | 1600 | 1600 | 2000 | 2400 | 1600 | 2000 | 2400 | 3000 | 3400 | 2400 | 3000 | 4000 | 4800 | 5500 |
| PV maximum input power (96V) (W) | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Output maximum current A | 10 | 15 | 15 | 15 | 20 | 25 | 15 | 20 | 25 | 30 | 35 | -- | -- | -- | -- | -- |
| System identification voltage range v | 12V battery sysem | DC9V-DC16V | ||||||||||||||
| 24V battery system | DC18V-DC32V | |||||||||||||||
| 48V battery system | DC42V-DC60V | |||||||||||||||
| 96V battery system | 96V is a stand-alone system | |||||||||||||||
| PV panel open circuit input voltage range v | 20V~100V(12V battery system) | |||||||||||||||
| 40V~145V(24V battery system) | ||||||||||||||||
| 80V~145V(48V battery system) | ||||||||||||||||
| 120V~250V (96V battery system) | ||||||||||||||||
| MPPT efficiency | >99.5% | |||||||||||||||
| Conversion efficiency | >98% | |||||||||||||||
| Operating mode | The default is the household mode 24H | |||||||||||||||
2.Battery parameter reference table:
| Lead-acid batteries | |||||
| System rated voltagev | 12V system(1 in series) | 24Vsystem(2in series) | 48Vsystem(4in series) | 96V system(8series) | 12Vdefault |
| Over voltage (overcharge)(v) | 13~17V | 26~34V | 52~68V | 104~136V | 15.5V |
| Over voltage return (v) | 13~17V | 26~34V | 52~68V | 104~136V | 15V |
| Charge limit voltage(v) | 9~15V | 18~30V | 36~60V | 72~120V | 14.9V |
| Boost charge(v) | 9~15V | 18~30V | 36~60V | 72~120V | 14.4V |
| Boost charge return(v) | 9~15V | 18~30V | 36~60V | 72~120V | 13.9V |
| Float voltage (v) | 9~15V | 18~30V | 36~60V | 72~120V | 13.8V |
| Over discharge (v) | 7~13V | 14~26V | 28~52V | 56~104V | 10.8V |
| Over discharge return(v) | 9~15V | 18~30V | 36~60V | 72~120V | 13.1V |
| Ternary lithium battery (single section 3.7V) | |||||
| System rated voltagev | 12Vsystem(default 3 in series) | 24V system(default 6 in series) | 48Vsystem(default 12 in series) | 96Vsystem (d efault24seires) | 3in series default value |
| Over voltage (v) | 10.5~15V | 21~30V | 42~60V | 84~120V | 13.5V |
| Over voltage return (v) | 10.5~15V | 21~30V | 42~60V | 84~120V | 12.6V |
| Charge limit voltage(v) | 10.5~15V | 21~30V | 42~60V | 84~120V | 12.6V |
| Boost charge(v) | 10.5~15V | 21~30V | 42~60V | 84~120V | 12.3V |
| Boost charge return(v) | 10.5~15V | 21~30V | 42~60V | 84~120V | 12V |
| Float voltage (v) | 10.5~15V | 21~30V | 42~60V | 84~120V | 12.3V |
| Over discharge (v) | 6~12V | 12~24V | 24~48V | 48~96V | 9.3V |
| Over discharge return (v) | 6~13.5V | 12~27V | 24~54V | 48~108V | 10.5V |
| Lithium LIFEPO4(single section 3.2V) | |||||
| System rated voltage | 12Vsystem(default 3 in series) | 24V system(default 6 in series) | 48Vsystem(default 12 in series) | 96Vsystemdefault24seires) | 3in series default value |
| Over voltage (v) | 9~12V | 18~24V | 36~48V | 72~96V | 11.7V |
| Over voltage return(v) | 9~12V | 18~24V | 36~48V | 72~96V | 11.1V |
| Charge limit voltage(v) | 9~12V | 18~24V | 36~48V | 72~96V | 11.1V |
| Boost charge limit (v) | 9~12V | 18~24V | 36~48V | 72~96V | 10.8V |
| Boost charge return(v) | 9~12V | 18~24V | 36~48V | 72~96V | 10.2V |
| Float voltage(v) | 9~12V | 18~24V | 36~48V | 72~96V | 10.8V |
| Over discharge (v) | 6~9V | 12~18V | 24~36V | 48~72V | 8.4V |
| Over discharge return(v) | 6~12V | 12~24V | 24~48V | 48~96V | 9.6V |
| Storage temperature(ºC) | -40ºC~80ºC | ||||
| Humidity(ºC) | 10% ~ 90% no condensation | ||||
pic 8-1 MPPT-MINI Installation diamenion
pic 8-2 MPPT-AL Installation dimension
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