Area of application: according to VDE 0100-443 and 0100-534, building without external lightning arrester
Compact and pre-fabricated box with type II surge arresters for the DC side. Suitable for INV with only 3 MPP up to 1000 V DC voltage. This overvoltage box has 3 input terminals each with spring-type terminal contacts per pole and arrester. Here, cable end sleeves are not required. This results in an even larger contact area and low contact resistance. The output terminal is also screwless.