Three loads are connected in parallel across a 1400-V rms, 60-Hz single-phase supply as shown in Figure 2.8. I 11 12 13 Load 1: Inductive load, 125 kVA at 0.28 power factor. Load 2: Capacitive load, 10 kW and 40 kvar. 1400 V 1 2 3 Load 3: Resistive load of 15 kW. (a) Find the total kW, kvar, kVA, and the supply power factor. (b) A capacitor of negligible resistance is connected in parallel with the above loads to improve the power factor to 0.8 lagging. Determine the kvar rating of this ca- pacitor and the capacitance in μF.
Three loads are connected in parallel across a 1400-V rms, 60-Hz single-phase supply as shown in Figure 2.8. I 11 12 13 Load 1: Inductive load, 125 kVA at 0.28 power factor. Load 2: Capacitive load, 10 kW and 40 kvar. 1400 V 1 2 3 Load 3: Resistive load of 15 kW. (a) Find the total kW, kvar, kVA, and the supply power factor. (b) A capacitor of negligible resistance is connected in parallel with the above loads to improve the power factor to 0.8 lagging. Determine the kvar rating of this ca- pacitor and the capacitance in μF.
Power System Analysis and Design (MindTap Course List)
6th Edition
ISBN:9781305632134
Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Chapter3: Power Transformers
Section: Chapter Questions
Problem 3.33P: Consider the three single-phase two-winding transformers shown in Figure 3.37. The high-voltage...
Question
![Three loads are connected in parallel across a 1400-V rms, 60-Hz single-phase
supply as shown in Figure 2.8.
I
11
12
13
Load 1: Inductive load, 125 kVA at 0.28 power factor.
Load 2: Capacitive load, 10 kW and 40 kvar.
1400 V
1
2
3
Load 3: Resistive load of 15 kW.
(a) Find the total kW, kvar, kVA, and the supply power factor.
(b) A capacitor of negligible resistance is connected in parallel with the above loads
to improve the power factor to 0.8 lagging. Determine the kvar rating of this ca-
pacitor and the capacitance in μF.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F70407586-cca6-400e-bc6e-166d48c7b1e2%2F91e676c8-fac0-4cd2-a89c-ba8108e91b58%2Fqskel3_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Three loads are connected in parallel across a 1400-V rms, 60-Hz single-phase
supply as shown in Figure 2.8.
I
11
12
13
Load 1: Inductive load, 125 kVA at 0.28 power factor.
Load 2: Capacitive load, 10 kW and 40 kvar.
1400 V
1
2
3
Load 3: Resistive load of 15 kW.
(a) Find the total kW, kvar, kVA, and the supply power factor.
(b) A capacitor of negligible resistance is connected in parallel with the above loads
to improve the power factor to 0.8 lagging. Determine the kvar rating of this ca-
pacitor and the capacitance in μF.
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