overview This product is mainly used in the confluence of string inverters in centralized photovoltaic grid-connected power generation systems. It is connected in series between the string inverters and grid-connected metering cabinets. The product has input lightning protection and system overcurrent And other protection,the application of this product reduces the long-distance transmission of large wires,reduces costs for users, and improves system efficiency.The product has passed industry standard CCC certification,CE certification,IS09001 quality management system certification,etc. main feature All components are domestic/foreign well-known brands,certified by authoritative organizations,and have complete qualifications; the internal exposed live parts are protected by flame-retardant,anti-static,and high-temperature-resistant transparent covers; the incoming and outgoing circuit breakers are installed vertically and flat Lay it on the boxand connect the wiring one by one to avoid wrong wiring the main circuit is connected by copper bars. and the surface of the copper bars is treated with anti-corrosion and anti-oxidation tin plating: each phase line is marked with a common color in the industry,which is clear and eye-catching;Optional intelligent monitoring system(system voltage,main circuit current, switch status,lightning protection status);suitable for various voltage levels in the industry:380Vac.480Vac 540Vac; rainproof cover design, outdoor installation. Support special requirements and function customization.