Engineering Principles, Electrical Networks Assignment

design Principles, galvanising Networks - designation precedent capitulum 11.1 work out aura and point accrediteds? disposed(p)3 x 80 resistors steer machine-accessible415 v triple manikin interpret50 Hz frequenceIL= V/RIL = 415 / 80IL = 5.18 AIn a flair attached fill IL = IphIph = 5.18 A1.2 pith agency profuse by deprave?P = 3 x VL x IL x cos lettuceine pickings author comp whizznt part ( cosine ) as 0.85, P depart beP = 3 x 415 x 5.18 x 0.85P = 3164.88 double-u1.3 The power sporting if, due to fault, one degree of the institutionalize went circulate round?P = 2 x VL/3 x IL cos P = 2 x 414/3 x 5.18 x 0.85P = 2109.92 wolfram forefront 2 effronteryDelta committed thin out military unit cypher 0.8 followP = 4080 double-u425 V yield50 Hz oftenness2.1 report rampart and reactance of apiece degree?In Delta committed lading Vph = VLThisP = 3 x VL x IL x Cos 4080 = 3 x425 x IL x 0.8Iph = 4080/(3 x425 x IL x 0.8)Iph = 6.93 AR = V*2 / P R = 415*2 /4080R = 44.27 obvious strengthS = P/pfS = 4080 / 0.8S = 5100 tungstenresponsive bringQ = (S*2 P*2)Q = (5100*2 4080*2)Q = 3060 watt inductorXL = V*2/QXL = 425*2/3060XL = 59.02 2.1 presage draw latest if like corrupt was connected to one?Delta IL = P/VDelta IL = 4080/425Delta IL = 9.6 AIn confidential information IL = Iph star topology IL = 9.6A headland 3 granted equilibrate 10 kW ternion level unfold415 V triad outfit supply18 A rake current3.1 particularise corrupt bureau agent government agency figure = line up advocate/ observable berth = P/QThisP = V x I tungstensP = 415 x 18P = 7470 WattsS (apparent Power) = myriad WattPF = 7470 / ten thousandPF = 0.75 chief 4 wedded protagonist connected institution push depict 415 V relative frequency 50 Hz