Gprs Communication Electromagnetic

We choose high speed and high performance 32-bit processor with excellent EMC design
Advanced MPPT tracking algorithm, the tracking efficiency more than 99%
High performance IGBT power module as electronic switch, there is no any mechanical switch, plus multiphase synchronous rectification technology, improves the stable greatly
Ultrafast maximum power point tracking speed to ensure tracking efficiency
Accurate identification and tracking of multi-peak maximum power points
With current-limiting charging function, charging current can be set, friendly and compatible with various capacity batteries.
Widely PV arrays voltage input, this can save the cost of PV combiner box, wires and construction
Full enclosed duct design and high-speed fan for cooling makes the controller suitable for various harsh environment
It shows the ambient temperature. It also has automatic temperature compensation function and RTC real time function
The perfect battery protection function and multi-stage charging improves battery life
It has the statistical function of generating capacity which is very convenient for customers to view the daily, monthly and total charging capacity of the controller.
Complete menu display and operation, plus the humanized design of browsing interface, these makes the operation more easy
It can work with GEL. LEAD-ACID, LITHIUM and other type battery
Twice protection function to protect battery from damage when the power switch is down (optional)
Standard Modbus communication protocol for RS-485 or GPRS communication to extend the communication distance (optional function)

MPPT Solar charge controller
Feature
1. We choose high speed and high performance 32-bit processor with excellent EMC design
2. Advanced MPPT tracking algorithm, the tracking efficiency more than 99%
3. High performance IGBT power module as electronic switch, there is no any mechanical switch, plus multiphase synchronous rectification technology, improves the stable greatly
4. Ultrafast maximum power point tracking speed to ensure tracking efficiency
5. Accurate identification and tracking of multi-peak maximum power points
6. With current-limiting charging function, charging current can be set, friendly and compatible with various capacity batteries.
7. Widely PV arraysâ?? voltage input, this can save the cost of PV combiner box, wires and construction
8. Full enclosed duct design and high-speed fan for cooling makes the controller suitable for various harsh environment
9. It shows the ambient temperature. It also has automatic temperature compensation function and RTC real time function
10. The perfect battery protection function and multi-stage charging improves battery life
11. It has the statistical function of generating capacity which is very convenient for customers to view the daily, monthly and total charging capacity of the controller.
12. Complete menu display and operation, plus the humanized design of browsing interface, these makes the operation more easy
13. It can work with GEL. LEAD-ACID, LITHIUM and other type battery
14. Twice protection function to protect battery from damage when the power switch is down (optional)
15. Standard Modbus communication protocol for RS-485 or GPRS communication to extend the communication distance (optional function)

The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently.
To meet different solar power stations need, there are 48V 96V 120V192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project.
Product Feature:
1, The solar controller uses high performance 32-bit chips which is excellent EMC design
2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least
3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries
4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system
5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least
6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current
7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments
8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time
9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature
10, The controller also has temperature compensation function and RTC real time clock function,
11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function)
12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)

The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently.
To meet different solar power stationsâ?? need, there are 48Vã??96Vã??120Vã??192Vã??220Vã??240Vã?? 360Vã??384Vã??480Vã??492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project.
Product Feature:
1, The solar controller uses high performance 32-bit chips which is excellent EMC design
2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least
3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries
4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system
5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least
6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current
7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments
8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time
9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature
10, The controller also has temperature compensation function and RTC real time clock function,
11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function)
12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)

The SANDI solar charge controller adopts advanced digital control technology, touching keys and automatically operation. With the features of PWM (Pulse Width Modulation) battery charging and unique control technology, the PV charge controller improves battery life efficiently. The PV charge controller is only suitable for controlling solar modules. Never connect any other types of charging source to the controller. This can destroy the controller and/or the charging source permanently.
To meet different solar power stations need, there are 48V 96V 120V 192V 220V 240V 360V 384V 480V 492V and 600V other normal series voltage level base on different battery voltage of off-grid PV power station system project.
Product Feature:
1, The solar controller uses high performance 32-bit chips which is excellent EMC design
2, The controller adopts advanced PID algorithm which has more accurate battery energy management system to improve the battery efficiency 45% at least
3, The controller adopts three charging stages (buck charging, equalize charging and float charging) which can maximize the utilization of photovoltaic modules and batteries
4, IGBT Modular design ensure stable and efficiency performance of solar controller and solar power system
5, The controller has perfect battery protection function and with multi-stage charging technology to improve battery life 35% at least
6, The controller has double loop control function of voltage loop and current loop, user can set the limiting charging current
7, Fully enclosed duct design and high-speed fan for cooling makes the controller working under harsh environments
8, The controller has power generation statistics and real-time power curve function, so we can know power generating information at any time
9, Colorful LCD display, touching key and multi-language option makes the HMC (Human Machine communication) easy and convenient. Users also can set working parameters through the LCD panel and touching keys according to different battery feature
10, The controller also has temperature compensation function and RTC real time clock function,
11, Standard Modbus protocol for RS-485 or GPRS communication to extend the communication distance (optional function)
12, The patent of second protection function which can protect battery from over charging due to power switch failure (optional function)

Product advantages:
ï?¬All-in-one design, high integration and space saving installationï¼?
ï?¬Using high-performance lithium iron phosphate cells, laser welding, good cell consistency, designed service life of more than 10 yearsï¼?
ï?¬Master-slave mode, passive equalization, can manage the equalization resistance, can set the equalization start voltage difference, and monitor the equalization resistance temperature, more intelligent and safe, and reduce the impact of barrel effect on system energy storage
BMS adopts NXP(USA) automotive-grade high-performance chips, with strong anti-interference, good reliability and wide temperature range
CAN2.0 communication interface, has the advantages of strong real-time performance, long transmission distance, strong anti-electromagnetic interference ability
System parameters can be set through the host computer, such as fan start/stop temperature, charger maximum current setting, charge and discharge current correction, SOC correction, with insulation leakage detection function to prevent oil leakage and short circuit of the cell
Integrate Solar charge controller or AC charger optional, BMS communication control, more safe and reliable;
Cell temperature management, can be automatically controlled with the air conditioner heater according to the cell condition to make the cell works at the most suitable temperature, and can be linked with the fire protection system as needed
Performance characteristics
Built-in BMS management system with comprehensive protection and monitoring control functions
5" LCD screen display, easy to operate, can check the temperature, voltage, working status, discharge current, dynamic and static SOC algorithm of a single cell, local display of alarm info, alarm level distinction, accurate positioning of abnormal cells
Main control MCU can be centrally controlled and manage peripheral settings (AC charging module, inverter module, solar charging module) to adjust the charging current and voltage of peripheral devices according to the battery charging curve, making the system more reliable
BMS battery management system, with SOC automatic calibration and high current passive balance function, combined with perfect operation control and management strategy, to achieve accurate and efficient management
EMS energy management system, BMS with solar controller/AC charger, inverter centrally manages charge and discharge, effectively controls the charge and discharge current within the cell usage conditions, protects the cell and extend its service life

Product introduction:
This product is composed of high quality lithium iron phosphate core (series-parallel connection) and advanced BMS management system. It adopts master-slave mode, which is convenient for monitoring and controlling the input and output system. The charging and discharging are independent, it can control the charging current of the AC charger and solar controller according to the battery temperature, voltage and SOC to better protect the battery cells from overcharging, overheating and discharging. It has high reliability and long life, products developed for applications such as solar energy storage, industrial and commercial energy storage, household energy storage, charging piles, data room and other applications.
Product advantages:
All-in-one design, high integration and space saving installationï¼?
Using high-performance lithium iron phosphate cells, laser welding, good cell consistency, designed service life of more than 10 years
Charging and discharging are controlled separately, which is convenient and reliable to control charging and discharging. The discharge port will not be disconnected when over-charging, and the charging port will not be disconnected when over-discharging, the system has good stability
Master-slave mode, passive equalization, can manage the equalization resistance, can set the equalization start voltage difference, and monitor the equalization resistance temperature, more intelligent and safe, and reduce the impact of barrel effect on system energy storage
BMS adopts NXP(USA) automotive-grade high-performance chips, with strong anti-interference, good reliability and wide temperature range
CAN2.0 communication interface, has the advantages of strong real-time performance, long transmission distance, strong anti-electromagnetic interference ability
System parameters can be set through the host computer, such as fan start/stop temperature, charger maximum current setting, charge and discharge current correction, SOC correction, with insulation leakage detection function to prevent oil leakage and short circuit of the cell
Integrate Solar charge controller or AC charger optional, BMS communication control, more safe and reliable;
Cell temperature management, can be automatically controlled with the air conditioner heater according to the cell condition to make the cell works at the most suitable temperature, and can be linked with the fire protection system as needed