METREL MI 2893 - Page 21

MI 2893 / MI 2892 / MI 2885 Abbreviations
21
Iih
n
n
th
current RMS inter-harmonic component including I
p
ih
n
(phase p;
n
th
RMS current inter-harmonic component) and I
N
ih
n
(neutral n
th
RMS current inter-harmonic component). See 5.1.8 for definition
I
Nom
Nominal current. Current of clamp-on current sensor for 1 Vrms at
output.
I
Pk
Peak current, including IpPk (phase p current) including INPk (neutral
peak current)
I
Rms
RMS current, including IpRms (phase p current), INRms (neutral RMS
current). See 5.1.3 for definition.
I
rmsinv
Photovoltaic inverter RMS current
I
acinv
Photovoltaic inverter AC current
I
dcinv
Photovoltaic inverter DC current
 P
Instantaneous phase active combined
(fundamental and nonfundamental)
power, including  Pp (phase p active
power). Minus sign indicates generated
and plus sign indicates consumed
power. See 5.1.5 for definitions.
P

Recorded phase active (fundamental and nonfundamental) power,
including P
p

(phase p active power). Minus sign indicates generated
and plus sign indicates consumed power. See 5.1.5 for definitions.
 P
tot
Instantaneous total active combined
(fundamental and nonfundamental)
power. Minus sign indicates
generated and plus sign indicates
consumed power. See 5.1.5 for
definitions.
P
tot

Recorded total active (fundamental and nonfundamental) power.
Minus sign indicates generated and plus sign indicates consumed
power. See 5.1.5 for definitions.
 Pfund
Instantaneous active fundamental power, including Pfund
p
(phase
p active fundamental power). Minus sign indicates generated and
plus sign indicates consumed power. See 5.1.5 for definitions.
Pfund
+
Recorded phase active fundamental power, including Pfund
p

(phase
p active fundamental power). Minus sign indicates generated and
plus sign indicates consumed power. See 5.1.5 for definitions.
 P
+
,  P
+
tot
Instantaneous positive sequence of total active fundamental power.
Minus sign indicates generated and plus sign indicates consumed
power.
See 5.1.5 for definitions.
270
0
Lead
Lag
180
0
90
0
0
0
+P
-P
I
II
III IV
+P-P
270
0
Lead
Lag
180
0
90
0
0
0
+Ptot
I
II
III IV
+Ptot
-Ptot
-Ptot