Arc fault detection is a critical issue in modern power and photovoltaic (PV) systems owing to the significant safety risks posed by unintended electrical discharges. These faults, occurring when ...

Arc Vault’s breakthrough arc fault protection technology will stop an arcing fault in less than 8 msec to provide increased arc flash hazard mitigation with equipment doors open or closed Arc Vault’s ...

Designed for used with any circuit breaker, Intelli-Arc is a hand-held diagnostic tool that helps end-users accurately determine the circuit in which an arc fault has occurred. Designed for use with ...

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 ...

In arc fault circuit breakers, the choice of a fault detection sensitivity is generally made as a compromise between speed of detection and avoidance of nuisance trips. By using solid state switching ...

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 ...

The United States' National Electrical Code (NEC) recently expanded Arc-Fault Circuit Interrupter (AFCI) requirements (see "Arc-Detecting Circuit Breakers Will See Wider Use" at ...

As an alternative to using oil and SF6 gas for insulation or interruption in medium-voltage auto-reclosers, NOJA Power offers an arc-vented, solid-dielectric, SF6-free recloser. The company says its ...

Eaton Aerospace is to shrink its arc-fault circuit interrupter (AFCI) for use in fighters and adapt the technology to DC and three-phase AC electrical systems. Single-phase AC arc-fault circuit ...

Solar inverters in Brazil must include arc fault circuit interrupters (AFCIs) from Dec. 1, according to new rules from Inmetro. Several distributors have reportedly begun selling non-compliant ...