KANGYU ELECTRICAL CO., LTD.
Add: NO.136-138,XinGuang Road,XinGuang Industrial Zone, Liushi,Yueqing, Wenzhou, Zhejiang, China 325604
For large PV power generation system,In order to reduce the grid connection between the grid-connected inverter and the cabinet, it is convenient to maintain and improve the reliability.It is necessary to add a DC bus between the PV grid-connected inverter and the cabinet.PV AC lightning protection combiner box series products of the company is specially designed to meet this requirement,Can be composed of PV inverter products matching with complete PV system solutions.Using Ac combiner box,the user can according to the AC power cabinet rated input current and voltage, the output of a certain number of grid connected inverter by lightning protection device and circuit breaker for confluence, convenient access level power cabinet.
|2||Rated input voltage：（V）||480V ac|
|3||Rated insulation voltage：（V）||690V ac|
|5||Busbar rated current：（A）||Horizontal bus||400A|
|6||Rated short-time withstand current effective value Icw（1 sec）（kA）||Horizontal bus||30|
|7||Rated short-time withstand current maximum value Ipk（kA）||Horizontal bus||30|
|8||Power frequency withstand voltage for 1 minutes（V）||2500VAC|
|11||Protection level||IP65,outdoor class B,IP20 After opening|
|12||Lightning protection level||Class C lighting protection|
|13||Fire-proof level||UL790 － Class C|
|15||Installation||Wall type/Rack mounted|
|16||Way of entry and exit||Down in and out|
|17||Maintenance mode||Positive maintenance, and the circuit breaker has a protective panel|