48
IM CW500-02EN
Phase advance capacitor
Display digits
4 digits, unit: nF, µF, mF, kvar
Display range
0.000 nF to 9999 F, 0.000 kvar to 9999 kvar
Equation
[
]
var
1
1
1
1
2
arg
_
2
k
PF
PF
P
C
et
T
C
C
C
C
−
−
−
×
=
[ ]
F
PF
PF
V
f
P
et
T
C
C
C
C
µ
−
−
−
×
×
×
=
1
1
1
1
2
10
2
arg
_
2
2
9
π
C
c
P
c
f
V
c
PF
c
PF
c_Target
c
: capacitance needed for improvement
: load power (active power) [kW]
: frequency
: rms voltage
: measured power factor
: power factor after improvement (target)
: measurement channel
1P2W-1 to 4
C
1
,
C
2
,
C
3
,
C
4
,
C
sum
=
C
1
+C
2
+C
3
+C
4
1P3W(3P3W)
-1 to 2
C
1
,
C
2
,
C
sum1
=
C
1
+C
2
C
1
,
C
2
,
C
sum2
=
C
3
+C
4
C
sum
=
C
sum1
+ C
sum2
3P3W3A(3P4W)
C
1
,
C
2
,
C
3
,
C
sum
=
C
1
+C
2
+C
3
Integrated Measurement Items
Power Consumption (When P≥0)
Active WP [Wh]
Display digits
6 digits, unit: m, k, M, G, T (match with +WS)
Display range
0.00000 mWh to 9999.99 TWh (match with +WS)
*
OL is displayed when the display range is exceeded.
Equation
(
)
+
=
+
∑
i
ci
P
h
WPc
1
h: integration time (3600 s), c: measurement channel,
i: data point No.
1P2W-1 to 4
+WP
1
,
+WP
2
,
+WP
3
,
+WP
4
,
+WP
sum
1P3W(3P3W)
-1 to 2
+WP
1
,
+WP
2
,
+WP
sum1
+WP
3
,
+WP
4
,
+WP
sum2
+WP
sum
3P3W3A(3P4W)
+WP
1
,
+WP
2
,
+WP
3
,
+WP
sum
Specifications