51
IM CW500-02EN
Reactive energy -WQ [Varh]
Display digits
6 digits, unit: m, k, M, G, T (match with +WS)
Display range
0.00000 mvarh to 9999.99 Tvarh (match with +WS)
*
OL is displayed when the display range is exceeded.
Equation
Leading phase
(
)
+
=
−
∑
i
ci
Q
h
c
WQc
1
_
,
Lagging phase
(
)
−
=
−
∑
i
ci
Q
h
c
WQi
1
_
h: integration time (3600 s), n: system No.,
c: measurement channel, i: data point No.,
*
Lagging phase:
when Q
≥ 0, leading phase:
when Q
<0
1P2W-1 to 4
-
WQ
1
, -
WQ
2
, -
WQ
3
, -
WQ
4
, -
WQ
sum
1P3W(3P3W)
-1 to 2
-
WQ
1
, -
WQ
2
, -
WQ
sum1
-
WQ
3
, -
WQ
4
, -
WQ
sum2
-
WQ
sum
3P3W3A(3P4W)
-
WQ
1
, -
WQ
2
, -
WQ
3
, -
WQ
sum
Integration time
Display range
00:00:00 (0 s) to 99:59:59 (99 hours 59 minutes 59 seconds),
0100: 00
to 9999:59 (9999 hours 59 minutes),
010000
to 999999 (999999 hours)
* The display switches between these modes as necessary.
DEMAND Measurement Items
Target value (DEM
Target
)
Display digits
4 digits
Displayed unit
m, k, M, G, T
Display range
0.000 mW (VA) to 999.9 TW (VA)
*
Fixed to the specified value
Specifications