The Noark 110177 is a specialized surge arrester crafted to provide robust protection for photovoltaic systems. Engineered to comply with the stringent requirements of EN 50539-22, this device falls within the PV T2 class, ensuring it meets the necessary standards for solar energy applications. The SPD Ex9UEP 1000 V DC surge arrester is characterized by its Type II classification and occupies a space-efficient footprint of just three modules in width.

A key feature of this surge arrester is the optical status indicator, which offers a clear visual cue regarding the health and wear level of the varistor insert. This allows for timely maintenance and ensures continuous protection against electrical surges. Additionally, the unit is equipped with a built-in auxiliary contact that facilitates electrical signaling, providing real-time monitoring of the insert's status.

Maintenance and safety are further enhanced by the design that permits the safe replacement of the varistor insert without the need to disconnect the device, minimizing downtime and ensuring seamless operation. The product's barcode, 8592765101778, uniquely identifies this specific model of surge arrester.