: Ensuring that electrical components do not melt, degrade, or catch fire during a fault before protective devices (like circuit breakers) trip.
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Accounting for non-adiabatic effects allows engineers to sometimes use smaller conductor cross-sections for specific fault durations, potentially reducing material costs. : Ensuring that electrical components do not melt,
The standard aims to ensure that electric cables, wires, and cords are designed and manufactured to provide safe and reliable performance, minimizing the risk of electrical shock, fire, and other hazards.
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When a short circuit occurs, a massive amount of current flows through a cable instantaneously. This generates intense heat. If the cable cannot dissipate this heat quickly enough, the insulation may melt or degrade, leading to fire hazards or system failure.