"Generator connection box (GAK) for PV systemsFor inverters with 1 MPP trackersProtection of the DC side: Integrated combination arrester type 1+2Connection: Cable gland and PUSH IN terminalsProtection rating: IP67 cable gland / IP65 cable glandHigh continuous voltage: Ucpv = 1100 V DCLightning surge current: Iimp/Itotal = 6.25 kA / 12.5 kALeakage surge current: In/imax = 20 kA / 40 kAProtection level: Up = < 4.4 kV"