This device has to be seen in a close connection with the type of inverters and the inverter supplier.

Main functions            for parallel connections of several module strings

for the integration of string fuses, if required

for the integration of elements for lightning protection and earthing

having a power switch for separation of the strings from the rest of the plant:
       single separation of the individual strings, i.a. important for string measuring or an exchange / replacement of a module

Material of the box long-lasting plastic, resistant against UV, ozone, acid

Protection class II  double isolated (a must), suitable only for one-core cables, which laying has to be short-circuit-proof and ground-fault-proof

Protection class, mech.  min. IP 54 (splash-water-tight)

Kind of switch       if, then a power-circuit breaker, that means switchable under a DC load