السؤال 1 Industrial workshop contents the following: (8) Iron lathe (b): Engine capacity of each one: (5.8 Kw/3 phase-380 V / 60 Hz /FP = 0.88). (6) Drill(): Engine capacity of each one: 7 Horse / 3 phase-(380 V/60 Hz / Fp=0.82). Lighting: (4.8 Kw / 1 phase - 220 V / 60 Hz). 1) Calculate the total load currents? 2) Calculate Circuit Breaker Capacity? 3) From Circuit Breaker-Tables, select the Rating Current and type of Circuit Breaker? 4) Calculate the Cross-sectional area of the main cable PVC insulated/ PVC sheathed that feeding the industrial workshop? إرفاق ملف السلام اين جهاز الكم معمار 2 درجات