Advantages:

1. Protection level of combiner box could achieve IP54, which satisfies the outdoor installation required wall-mounted sealed cabinet.

2.It can access to multiple solar batteries simultaneously . Each positive electrode terminal and negative electrode  terminal  connected with one PV specialized fuse respectively.

3.Using PV specialized high voltage DC Fuse to protect both positive electrode and negative electrode .With withstand voltage not less than 1000V.

4.PV specialized high voltage lightning protector could satisfy positive electrode and negative electrode to ground , working voltage not less than1000V.

5.DC Fuse from international famous brand .

6.Max.Open-circuit voltage of batteries(Max.DC Voltage) the combiner box could access to is not less than 1000V.

7.Detection module of combiner box adopts reliable Hall components (DC CT sensor).Monitoring the current of each PV group, alarming and positioning the fault and communicating through RS485 serial port.

8 Independent measurement on current of PV array ,.

9.With functions of analyzing current and warning for fault of PV array.

10.Combiner box detection module can realize the detecting to voltage ,solar panel temperature and monitoring on lightning protector and condition of output switch

11.Lightning protection for all the external interfaces.

12. Parameter downloading from local monitoring device and the analyzing of it are acceptable.

13.Optional communication power supply of combiner box ,from external 220V or from combiner box itself.

14.Combiner box could choose shielded twisted pair cable communication , wireless communication or carrier communication .No need separate cable for communication if it adopts wireless communication or carrier communication.