Kilovolt-Ampere Reactive (kVAR) is a unit that measures reactive power in an electrical system, which is essential for maintaining voltage levels necessary for the safe and efficient operation of electrical equipment. Unlike active power, which performs useful work, reactive power oscillates between the source and load, helping to sustain the magnetic and electric fields that spin motors and flow electricity.
Understanding kVAR is crucial in industries reliant on large motors and transformers, as it helps in optimizing power factor and reducing unnecessary power wastage. Managing kVAR can also lead to significant cost savings by minimizing energy losses and improving overall electrical system efficiency. This unit plays a vital role in ensuring that electrical systems are not only effective but also economically viable.
The Gigavolt-Ampere Reactive (GVAR) is a unit used in the field of electrical engineering to measure reactive power in large power systems. Reactive power is crucial as it represents the portion of electricity that does not perform any actual work but is essential to maintaining the voltage levels needed for grid stability and efficient power delivery. Although their measurement isn’t directly related to energy consumption, GVARs are instrumental in ensuring that electricity can be effectively transmitted over long distances without excessive losses.
Understanding GVARs is critical for managing the power factor in electrical systems, especially in industries with significant inductive loads like motors and transformers. These loads can lead to inefficiencies, but with the right balance of reactive power, systems optimize performance and reduce energy waste, contributing to more sustainable energy practices.
Kilovolt-Amperes Reactive | Gigavolt-Amperes Reactive |
---|---|
0
kVAR
|
0
GVAR
|
10
kVAR
|
0.00001
GVAR
|
20
kVAR
|
0.00002
GVAR
|
30
kVAR
|
0.00003
GVAR
|
40
kVAR
|
0.00004
GVAR
|
50
kVAR
|
0.00005
GVAR
|
60
kVAR
|
0.00006
GVAR
|
70
kVAR
|
0.00007
GVAR
|
80
kVAR
|
0.00008
GVAR
|
90
kVAR
|
0.00009
GVAR
|
100
kVAR
|
0.0001
GVAR
|
110
kVAR
|
0.00011
GVAR
|
120
kVAR
|
0.00012
GVAR
|
130
kVAR
|
0.00013
GVAR
|
140
kVAR
|
0.00014
GVAR
|
150
kVAR
|
0.00015
GVAR
|
160
kVAR
|
0.00016
GVAR
|
170
kVAR
|
0.00017
GVAR
|
180
kVAR
|
0.00018
GVAR
|
190
kVAR
|
0.00019
GVAR
|
200
kVAR
|
0.0002
GVAR
|
210
kVAR
|
0.00021
GVAR
|
220
kVAR
|
0.00022
GVAR
|
230
kVAR
|
0.00023
GVAR
|
240
kVAR
|
0.00024
GVAR
|
250
kVAR
|
0.00025
GVAR
|
260
kVAR
|
0.00026
GVAR
|
270
kVAR
|
0.00027
GVAR
|
280
kVAR
|
0.00028
GVAR
|
290
kVAR
|
0.00029
GVAR
|
300
kVAR
|
0.0003
GVAR
|
310
kVAR
|
0.00031
GVAR
|
320
kVAR
|
0.00032
GVAR
|
330
kVAR
|
0.00033
GVAR
|
340
kVAR
|
0.00034
GVAR
|
350
kVAR
|
0.00035
GVAR
|
360
kVAR
|
0.00036
GVAR
|
370
kVAR
|
0.00037
GVAR
|
380
kVAR
|
0.00038
GVAR
|
390
kVAR
|
0.00039
GVAR
|
400
kVAR
|
0.0004
GVAR
|
410
kVAR
|
0.00041
GVAR
|
420
kVAR
|
0.00042
GVAR
|
430
kVAR
|
0.00043
GVAR
|
440
kVAR
|
0.00044
GVAR
|
450
kVAR
|
0.00045
GVAR
|
460
kVAR
|
0.00046
GVAR
|
470
kVAR
|
0.00047
GVAR
|
480
kVAR
|
0.00048
GVAR
|
490
kVAR
|
0.00049
GVAR
|
500
kVAR
|
0.0005
GVAR
|
510
kVAR
|
0.00051
GVAR
|
520
kVAR
|
0.00052
GVAR
|
530
kVAR
|
0.00053
GVAR
|
540
kVAR
|
0.00054
GVAR
|
550
kVAR
|
0.00055
GVAR
|
560
kVAR
|
0.00056
GVAR
|
570
kVAR
|
0.00057
GVAR
|
580
kVAR
|
0.00058
GVAR
|
590
kVAR
|
0.00059
GVAR
|
600
kVAR
|
0.0006
GVAR
|
610
kVAR
|
0.00061
GVAR
|
620
kVAR
|
0.00062
GVAR
|
630
kVAR
|
0.00063
GVAR
|
640
kVAR
|
0.00064
GVAR
|
650
kVAR
|
0.00065
GVAR
|
660
kVAR
|
0.00066
GVAR
|
670
kVAR
|
0.00067
GVAR
|
680
kVAR
|
0.00068
GVAR
|
690
kVAR
|
0.00069
GVAR
|
700
kVAR
|
0.0007
GVAR
|
710
kVAR
|
0.00071
GVAR
|
720
kVAR
|
0.00072
GVAR
|
730
kVAR
|
0.00073
GVAR
|
740
kVAR
|
0.00074
GVAR
|
750
kVAR
|
0.00075
GVAR
|
760
kVAR
|
0.00076
GVAR
|
770
kVAR
|
0.00077
GVAR
|
780
kVAR
|
0.00078
GVAR
|
790
kVAR
|
0.00079
GVAR
|
800
kVAR
|
0.0008
GVAR
|
810
kVAR
|
0.00081
GVAR
|
820
kVAR
|
0.00082
GVAR
|
830
kVAR
|
0.00083
GVAR
|
840
kVAR
|
0.00084
GVAR
|
850
kVAR
|
0.00085
GVAR
|
860
kVAR
|
0.00086
GVAR
|
870
kVAR
|
0.00087
GVAR
|
880
kVAR
|
0.00088
GVAR
|
890
kVAR
|
0.00089
GVAR
|
900
kVAR
|
0.0009
GVAR
|
910
kVAR
|
0.00091
GVAR
|
920
kVAR
|
0.00092
GVAR
|
930
kVAR
|
0.00093
GVAR
|
940
kVAR
|
0.00094
GVAR
|
950
kVAR
|
0.00095
GVAR
|
960
kVAR
|
0.00096
GVAR
|
970
kVAR
|
0.00097
GVAR
|
980
kVAR
|
0.00098
GVAR
|
990
kVAR
|
0.00099
GVAR
|
1000
kVAR
|
0.001
GVAR
|
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