According to IEC 60364-7-712,"
Set up the photovoltaic power supply system "for
photovoltaic
Module disconnect from inverter (= isolation switch) of the device is mandatory
.
Photovoltaic DC switch:
High DC switching capability: 1000V DC/58A
Self-cleaning, anti-vibration blade contacts
Two, three, four, six and eight
Anti-oxidation contact
Compact design
High contact reliability