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 ...

Switchgear comprises electrical disconnect switches, fuses and/or circuit breakers that control, protect and isolate electrical equipment in electrical power systems. A switchgear fault (phase loss, ...

The arc fault is an unintended arc created by current flowing through an unplanned path. Conventional overcurrent protective devices do not detect low level hazardous arcing currents that have the ...

Note to editors: There is a photo associated with this press release. The ZNRG2061 works in 12V and 24V power supply installations. It requires few external components and comes in a small footprint 5 ...

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 ...

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 ...

Residential electrical branch circuit breakers incorporate electronic and electrical technology in Arc Fault Circuit Interrupters that can turn off power to prevent fires if arcing occurs. This ...

Schweitzer Engineering Laboratories, Inc. (SEL) has announced the immediate availability of arc-flash detection capability in the SEL-751A Feeder Protection Relay, Schweitzer Engineering Laboratories, ...

Arcs are visible plasma discharges caused by electrical current passing through a normally non-conductive medium such as air. This phenomenon occurs when the current ionises gases in the air, ...