GW Power Commercial & Industrial PV System Solutions provide the different technique Solutions ,100kW PV system reference design is mainly applied to the medium and large scale of commercial rooftop PV power supply system. The whole system is composed of PV modules, combiner box, inverter, DC/AC distribution panel and monitoring system. The PV DC/AC distribution panel of our company integrates the whole system by centralizing the switches and lightning protection devices on both of DC and AC side to keep the inverter efficient and the grid safe. Besides, the electric voltage and current of each string can be accurately measured. The Commercial rooftop grid-tied PV system can also be customized to the needs of customers from 10kW to 500kW.