接线盒75度环境旁路二级管9A通电168小时，无功能性影响。适用组件超过330W，电站 区域易阴影遮挡，维护清洗频次不高的电站。 

The bypass diode junction box 75 degrees environment 9A electricity 168 hours, No  functional impact. Applicable components more than 330w, Power station area  shadows shade, Maintenance of cleaning frequency is not high power station.