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EMA-D9 - USER MANUAL
-10-
2.6)
MEASURING & CALCULATION FORMULAS
(
)
dt
W Li
WhLi
ALi
W Li
PF Li
QLi
W Li
W Li
Li
I LiN
V LiN
ALi
P
iLi
∆
k
vLiNk
QLi
P
iLik
vLiNk
W Li
P
i
LiNk
I Li
P
v
LiN k
V LiN
P
k
P
k
P
k
P
k
∫
∞
=
=
+
=
⋅
=
∑
−
⋅
=
∑
⋅
=
=
=
=
=
=
=
∑
∑
0
Energy
Active
Factor
Power
2
2
cos
Cos
Power
Appearent
Power
Reactive
Power
Active
2
RMS
Current
Line
2
RMS
Voltage
Phase
1
1
1
1
ϕ
ϕ