Recommended References on Arc Flash
What is Arc Flash? Arc flash is a type of electrical explosion or discharge that occurs when a fault condition bridges the air gap between energized conductors or between an …
What is difference of Arc Fault from Arc Flash?
Definition of Terms It is a sad reality that even Electrical Engineers are not aware of the diffrences of arc faults and arc flashes. Arc faults and arc flashes are …
What is an arc fault?
An arc fault is a high-power discharge of electricity between two or more conductors. This discharge can manifest in a number of ways. Series Arc Fault Occurs in a single …
IEEE Std 80 Step Potential and Touch Potential Calculation
Potential Hazards Step potential is the voltage difference between the feet of a person near an energized, grounded object. A person on the ground is subjected to the risk of …
CAUTION! Do not mix LV and ELV in Multicore Control Cable
Mixing low voltage (LV) and extra-low voltage (ELV) control voltages in a multicore cable is a common mistake committed by inexperienced design engineers. Combining these control voltages may look good …
Low Voltage Three Phase AC Motors Protection – Part 5
This is Part 5 of the series of articles about three (3) phase Ac motor protection. Links to others parts could be found in below links: Part 1 Part 2 …