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- Q654 - Electrical, Electronic, & Control Engineering
143. From the information given in the illustration, what would be the maximum output amperage available from the emergency generator if it operated with a power factor of 0
The maximum output amperage is calculated using the three-phase power formula: I_L = P / (√3 * V_LL * PF). With a 500 kW generator, 480 V line-to-line voltage, and a power factor of 0.9, the line current is approximately 669 amps.
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