The 2905639 is a surge arrester designed by Phoenix Contact specifically for 2-wire isolated and grounded photovoltaic systems operating at 1000 V DC. It is engineered to provide both type 1 and type 2 surge protection, ensuring comprehensive safety for sensitive electronic equipment against power surges caused by indirect lightning strikes or switching operations.

This model is suitable for DIN rail mounting, allowing for easy integration into existing electrical installations. The inclusion of protective elements with thermal control enhances the safety features of the device, ensuring that it operates within safe temperature ranges even under surge conditions.

A key feature of this surge arrester is the status indication on the module, which provides immediate visual feedback on the health and operational status of the protective elements. This allows for timely maintenance and replacement, thereby minimizing potential downtime due to component failure.

With a maximum discharge current rating of 12.5 kA, this surge arrester is capable of handling significant surge events. The product's unique identifier, 4046356984447, ensures authenticity and traceability. This surge protection device is an essential component for maintaining the integrity and longevity of photovoltaic systems.