The term firefighter switch indicates a remotely controllable DC Disconnect with which the DC side of a photovoltaic system in proximity of the modules (or directly below the cable outlet) can be ...

The National Electrical Code (NEC) requirements for arc fault circuit interrupters (AFCIs) have become more stringent with each passing Code cycle, stirring up much discussion and debate among ...

2011 NEC Section 690.11 requires detection and interruption of “arcing faults resulting from a failure in the intended continuity of a conductor, connection, module, or other system component.” This ...

Electrical distribution needs are continuously evolving in residential, commercial, and industrial sectors. Owning to this, the demand for electrical power is on the rise, indicating the probability ...

Solid-state power controllers (SSPCs) are designed to replace mechanical circuit breakers, which work by tripping when the temperature of their internal Solid-state power controllers (SSPCs) are ...

Germany's Fraunhofer ISE announced it published a new international test standard for inverters that incorporate arc fault detection devices. The research institute said the new IEC 63027 standard ...

Shanghai, July 27, 2025 -- Fonrich, a global leader in photovoltaic safety technology, in collaboration with TÜV Rheinland, proudly announces the release of its latest white paper titled “Arc Fault ...

The comparison figure between no arc-fault state and arc-fault state under various type of loads, ranging from 30 W–60 W. An arc fault is an electrical discharge between two conductors due to poor ...

There seems to be no limit to the questions regarding the benefits and pitfalls of arc detection. With the ever-increasing list of features and options available for equipment in the field of test and ...

ABB demonstrated its new Arc Fault Circuit Protection solution at the Solar Power International conference and exhibition last week, in conjunction with Shoals Technologies. This solution uses new and ...