交大光谷离网逆变器

光伏离网逆变器适用电力系统，通讯系统、铁路系统、航运、医院、商场、学校,户外等场所，可以接入市电对蓄电池补充充电，可以设置成风光电优先市电后备，或者市电优先风光电后备。

光伏离网型逆变器同光伏并网型逆变器一样对逆变器具有要求较高的效率；要求较高的可靠性；要求直流输入电压有较宽的适应范围；在中、大容量的光伏发电系统中，逆变电源的输出应为失真度较小的正弦波。

交大光谷离网逆变器性能和特点

1．采用16位单片机或32位DSP微处理器进行控制。

2．PWM控制模式，大大提高效率。

3．采用数码或液晶显示各种运行参数，可设置相关参数。

4．方波，修正波，正弦波输出。正弦波输出，波形失真率小于5%。

5．稳压精度高，额定负载下，输出精度一般小于正负3%。

6．具有缓启动功能，避免对蓄电池和负载的大电流冲击。

7．高频变压器隔离，体积小，重量轻。

8．配备标准的R232/485通信接口，便于远程通信控制。

9．可在海拔5500米以上环境使用。

10．具有输入反接保护，输入欠压保护，输入过压保护，输出过压保护，输出过载保护，输出短路保护，过热保护等多种保护功能。

上海交谷太阳能科技有限公司作为国内光伏离网逆变器产品线最齐全的厂家之一，拥有全系列的离网逆变器产品功率范围0.5-160kW，涵盖单相、三相应用。其中，JD-ETS系列光伏离网一体机是专门为大功率单相负载（10~20kW）和中小功率的三相负载（10~60kW）而研发。

Photovoltaic off-grid inverter is suitable for power system, communication system, railway system, shipping, hospitals, shopping malls, schools, outdoor and other places, can be connected to the mains to supplement the battery charging, can be set into the wind photoelectric priority mains backup, or mains priority scene-power backup.

Photovoltaic off-grid inverter and photovoltaic grid-connected inverter have higher efficiency requirements on the inverter; High reliability is required; The DC input voltage is required to have a wide range of adaptation; In medium and large capacity photovoltaic power generation system, the output of inverter power supply should be sine wave with low distortion degree.

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Performance and characteristics of off-grid inverter of Optics Valley

1. It is controlled by 16 bit MCU or 32 bit DSP microprocessor.

2. PWM control mode, greatly improve efficiency.

3. Using digital or liquid crystal display various operating parameters, you can set the relevant parameters.

4. Square wave, modified wave, sine wave output. Sine wave output, waveform distortion rate is less than 5%.

5. High voltage stability accuracy, under rated load, output accuracy is generally less than plus or minus 3%.

6. With the function of slow start, to avoid the battery and load of large current impact.

7. High frequency transformer isolation, small volume, light weight.

8. Equipped with standard R232/485 communication interface, easy to remote communication control.

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9. It can be used in the environment above 5500 meters.

10. With input backconnection protection, input undervoltage protection, input overvoltage protection, output overvoltage protection, output overload protection, output short-circuit protection, overheating protection and other protection functions.

Shanghai Jiaogu Solar Technology Co., LTD., as one of the most complete manufacturers of off-grid photovoltaic inverters in China, has a full series of off-grid inverter products with a power range of 0.5-160kW, covering single-phase and three-phase applications. Among them, JD-ETS series photovoltaic off-grid all-in-one machine is specially developed for high-power single-phase load (10~20kW) and medium-power three-phase load (10~60kW).