(1) . thermal stability verification: when the short-circuit current passes through the selected electrical equipment, its thermal effect shall not exceed the allowable value: QY ≥ QD<br>(2) Dynamic stability verification: when the selected electrical equipment passes the maximum short-circuit current value, it shall not be deformed or damaged due to the electrodynamic effect of the short-circuit current: ISH ≤ IDW<br>
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