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• Technical characteristics
PMD Characteristics
Type of characteristic
Power quality assessment function
Classification of PMD
Temperature
Humidity + Altitude
Characteristics of functions
Function
symbols
P
Q
v
S
a
E
a
E
v
r
I
I
, I
c
n
n
E
, E
ap
a
f
U
P
, P
fa
fv
P
, P
st
lt
U
dip
U
swl
U
tr
U
int
U
nba
U
nb
U
h
THD
u
THD - R
I
h
THD
i
THD-R
M
sv
38
Function performance class according to
ap
v
u
i
Conformity IEC 61557-12 Edition 1 (08/2007)
IEC 61557-12
1
2
1
1
2
1
3
-
± 0,1 Hz
0,5
1
-
-
-
-
-
-
-
-
5
-
-
5
-
-
Other complementary
Specification values
-
SD / SS
K55
Standard conditions
Measuring range
Other complementary
(Accuracy)
* See Table
Currents (TRMS) page 36
10 Imax
47 ÷ 63 Hz
50 ÷ 290 V (Ph/N)
0,5 ind ÷ 0,8 cap
-
-
-
-
-
-
-
-
> 1,5 %
-
-
> 3 %
-
-
characteristics
-
-
-
-
characteristics
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