Protective Devices

DC reverse polarity protection

Short-circuit diode

Input-side disconnection point

DC load-break switch¹⁾

AC short-circuit current capability

Current control

Grid monitoring

SMA Grid Guard 10.0

Maximal output overcurrent protection

32 A

Ground fault monitoring

Insulation monitoring: R_iso > 200 kΩ

All-pole sensitive residual-current monitoring unit

Available

Active anti-islanding method

Frequency shift