Protective devices


Grid monitoring

Available

Input-side disconnection point

DC load-break switch

DC reverse polarity protection

Short-circuit diode

AC short-circuit current capability

Current control

Leakage current protection

Available

AC overvoltage protection"

Surge arrester type 2

DC overvoltage protection

Surge arrester type 1 and type 2

Ground fault monitoring

Insulation monitoring: Riso > 100 kΩ

Arc-fault circuit interrupter (AFCI)

Available

All-pole sensitive residual-current monitoring unit

Available

Active islanding detection

Yes