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4 Measured Quantities and Recording
4.3 Display of Measured Quantities
Table 4-19
Measured Quantities and their Operational Measurement Uncertainty (cont.)
Measured Quantity
Harmonics of
voltage H_xV
ph
Mains signalling voltage
MSV
(star) / MSV
ph-N
ph-
(delta)
ph
Udin: Primary nominal voltage, corresponds to the primary rated voltage in SICAM Q100
V
: Measured value
m
V
: Rated voltage
rated
u2: Value of Neg.seq.comp.V
u0: Value of Zero seq.comp.V
76
Unit
Measurement Range
10 % to 200 % acc. to
% or V
IEC 61000-2-4, class 3
V
1 % to 15 % Udin
Operat. Measurem. Uncertainty acc. to
IEC 62586-1, Class A,
IEC 61000-4-30, IEC 61000-4-7,
IEC 61000-4-15
IEC 61000-4-7, class 1:
Condition: V
> 1 % V
m
rated
Maximum error: ±5 % V
m
-------------------------------
Condition: U
< 1 % V
m
rated
Maximum error: ±0.05 % V
Condition:
3 % to 15 % of Udin
Maximum error:
±5 % of measured value
-------------------------------
Condition:
1 % to 3 % of Udin
Maximum error:
±0.15 % of Udin
SICAM Q100, 7KG95xx, Device Manual
E50417-H1040-C522-A4, Edition 03.2018
rated
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