Find the per-phase impedance of Load 2 if the line
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- A balanced three-phase 240-V source supplies a balanced three-phase Load. If the line current IA is measured to be 15 A and is in phase with the line-to-line voltage, VBC, find the per-phase load impedance if the load is (a) Y-connected, (b) -conneeted.A balanced -connected impedance load with (12+j9) per phase is supplied by a balanced three-phase 60-Hz,208-V source, (a) Calculate the line current, the total real and reactive power absorbed by the load, the load power factor, and the apparent load power, (b) Sketch a phasor diagram showing the line currents, the line-to-line source voltages, and the -load currents. Use Vab as the reference.Consider a three-phase Y-connected source feeding a balanced- load. The phasor sum of the line currents as well as the neutral current are always zero. (a) True (b) False
- An acb sequence balanced three-phase Y-connected source supplies power to a balanced, three-phase Δ-connected load with an impedance of 15 + 6i Ω/ϕ. The source voltage in the b-phase is 240∠−45∘ V. The line impedance is 1 + 1i Ω/ϕ. Use the single phase equivalent circuit for the a-phase to find the current in ampere in the a-phase of the load. Express your answer using polar notation, only provide the polar magnitude.A balanced three-phase source is supplying 60 kVA at 0.6 lagging to two balanced Y-connected parallel loads. The distribution line connecting the source to the load has negligible impedance. Load 1 is purely resistive and absorbs 30 kW. Find the per-phase impedance of Load 2 if the line voltage is 1203 V and the impedance components are in series.For a balanced three-phase Y-Δ system - Line voltage: 240V - total apparent power supplied: 4800 VA - power factor angle of the load: -50⁰ - line impedance: negligible Find the impedance of the load. Impedance of the load is: BLANK EXPRESS YOUR ANSWER IN RECTANGULAR FORM
- A balanced three-phase source is supplying 60 kVA at 0.96 pf leading to two balanced Δ-connected parallel loads. The distribution line connecting the source to the load has negligible impedance. Load 1 is purely resistive and absorbs 45 kW. 1. a) Determine the types of components and their impedances in each phase of load 2 if the line voltage is 630 V and the impedance components are in series. 2. b) Repeat (a) with the impedance components in parallel.I really need help understanding three phase systems. What can you tell me to make it more clear? When can a system be analyzed in its single-phase equivalent? Is it better/easier to have the load in the same configuration as the source? is power factor alwasy the cosing of the angle of the total impedance? Thank youThe magnitude of the phase voltage of an ideal balanced threephase Y-connected source is 125 V. The source is connected to a balanced Y-connected load by a distribution line that has an impedance of 0.1+j0.8 Ω/ϕ. The load impedance is 19.9+j14.2 Ω/ϕ. The phase sequence of the source is acb. Use the a-phase voltage of the source as the reference. Specify the magnitude and phase angle of the following quantities: (a) the three line currents, (b) the three line voltages at the source, (c) the three phase voltages at the load, and (d) the three line voltages at the load.
- A balanced, 3-phase, 346.41 Vrms line voltage source feeds two loads connected in parallel with a 3-phase line with j3ohm/phase impedance.The first load is Y (star) connected and has an impedance of 12ohm/phase.The second load is D (delta) connected and has an impedance of 12ohm/phase.Taking the Van phase voltage as reference: a)Find the current, active power and reactive power provided by the source. b)Find the phase and line voltages on the loads c)Find the phase currents for each load d)Find the active and reactive power in each load. e)Find the active and reactive power loss in the line f)Show whether the total active and reactive power provided by the source is equal to the total active and reactive power in each load and line.An acb sequence balanced three-phase Y-connected source supplies power to a balanced, three-phase Δ-connected load with an impedance of 15 + 6i Ω/ϕ. The source voltage in the b-phase is 240∠−45∘ V. The line impedance is 1 + 1i Ω/ϕ. Use the single phase equivalent circuit for the a-phase to find the current in ampere in the a-phase of the load. Express your answer using polar notation, only provide the polar angle in degrees.For a balanced three-phase Y-Δ system - Line voltage: 120V - total apparent power supplied: 2400VA - power factor angle of the load: -25⁰ - line impedance: negligible Find the impedance of the load. Impedance of the load is: Blank 1 EXPRESS YOUR ANSWER IN RECTANGULAR FORM