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SJWP-150B-based single-chip microprocessor-based design of high-speed digital solar control inverter, with a more complete battery charge and discharge control, can output an ideal square wave (or sine wave modulation) power supply to meet communication in remote areas without electricity, radio, television and household electricity requirements, with a high degree of automation, stable performance, complete functions, perfect protection, easier operation and so on. The products in the whole input and output control and power conversion to achieve a fully digital design, and a good solution to the circuit design analog and weak anti-interference ability of machines, control accuracy, power consumption, product line shortcomings and poor.
Main functions and features:
MCU with single high-speed industrial control, more stable performance, large capacity FLASH memory technology, the product can be online and no-cost technology upgrades.
2, AC isolation and high-speed PI regulator feedback control, accurate and stable output AC voltage, load and unload more reliable.
3, the whole realization of all-digital, automation, smart battery charging and capacity of fuzzy display technology, precise charge and discharge control, display and intuitive and easy to understand;
4, with the intelligent management of battery charging and temperature compensation (optional);
5, low-power design of more highlights the importance of solar energy applications;
6, more complete protection; with over charge, over discharge and over-voltage protection, overload and short circuit protection, reverse charge protection Battery open circuit protection, thermal protection.
7, the specific components of solar cells and anti-theft alarm function open (optional).
> Second, the major technical indicators and schematic:
1, the working methods: PWM Pulse Width Modulation
2, the wave: modified square wave
3, the rated input voltage: 12VDC
4, the maximum input voltage: ≤ 25V
5, the working voltage range: 10.8 ~ 16.5V
6, rated PV power: 150Wp
7, Rated input power: 300VA
8, rated output power: 240W
9, the overload time: 10S/150%
10, Output Voltage: 22OVAC ± 3%
11, frequency: 50Hz ± 1%
12, charging protection value: 14.4V
13, charge recovery value: 13.6V
14, automatic shutdown voltage: ≤ 10.8V or ≥ 16.5V (± 0.1V)
15, automatic recovery voltage: ≥ 12.3V, or ≤ 15V (± 0.1V)
16, the use of ambient temperature: -25 ℃ ~ 50 ℃
17, the use of environment humidity: 0 ~ 92%
18, elevation (m): ≤ 2000 (above 2000 m Qingjiang amount of use)
Solar power solar SJWP-150B Digital Control of AC-DC inverter
