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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M
70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE
FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA
ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH
FORMULA FOR THIS. FRM: JEFF
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