Elspec G4430 - Page 78

78
ELSPEC
G
G
4
4
K
K
F
F
i
i
x
x
e
e
d
d
P
P
o
o
w
w
e
e
r
r
Q
Q
u
u
a
a
l
l
i
i
t
t
y
y
A
A
n
n
a
a
l
l
y
y
z
z
e
e
r
r
U
U
S
S
E
E
R
R
&
&
I
I
N
N
S
S
T
T
A
A
L
L
L
L
A
A
T
T
I
I
O
O
N
N
G
G
U
U
I
I
D
D
E
E
PARAMETER DEFINITION
True Power
Factor (PF)
The r atio b etween R eal P ower & A pparent P ower ( a v alue
between 0 and 1). The most accurate measure of efficiency is
the T rue P ower F actor. I t is d efined as t he s um o f t he P /S
ratio over all the Harmonics:
QUADRAT PF UNIT
I
+ + +
IND
II
- + -
CAP
III
- - +
IND
IV
+ - -
CAP
Same as True PF, But Only With Fundamental Components:
Displacement
Power Factor
(PF)
SEE ALSO
 Monitoring Real-Time Data
 Voltage & Current Measurements
 Average
 Temperature
 Phasors
 Waveforms
 Voltage Flickering
 Pinst Waveform
 Minimum / Maximum Flickering
 Voltage & Current Harmonics
 P & Q Harmonics
 Spectrum
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