Frequency range (expanded)
45 Hz to 55 Hz at f
rated
= 50 Hz
55 Hz to 65 Hz at f
rated
= 60 Hz
Tolerance
0.3 % of the measured value in the above-mentioned
measuring range
Currents, Protection-Class Current Transformer
I
A
, I
B
, I
C
, 3I
0
Current range
A secondary
< 100 I
rated
Rated currents
Measuring range
Frequency range
1 A, 5 A
(0.1 to 5) · I
rated
49 Hz to 51 Hz at f
rated
= 50 Hz
59 Hz to 61 Hz at f
rated
= 60 Hz
Tolerance
0.2 % of the measured value in the above-mentioned
measuring range
Frequency range (expanded)
45 Hz to 55 Hz at f
rated
= 50 Hz
55 Hz to 65 Hz at f
rated
= 60 Hz
Tolerance
0.3 % of the measured value in the above-mentioned
measuring range
Currents, Sensitive Ground-Current Transformer
3I
0
Current range
A secondary
< 1.6 I
rated
Rated currents
Measuring range
Frequency range
1 A, 5 A
(0.1 to 1.6) · I
rated
49 Hz to 51 Hz at f
rated
= 50 Hz
59 Hz to 61 Hz at f
rated
= 60 Hz
Tolerance
0.1 % of the measured value in the above-mentioned
measuring range
Frequency range (expanded)
45 Hz to 55 Hz at f
rated
= 50 Hz
55 Hz to 65 Hz at f
rated
= 60 Hz
Tolerance
0.3 % of the measured value in the above-mentioned
measuring range
Phase Angle
ΦV
°
Frequency range
47.5 Hz to 52.5 Hz at f
rated
= 50 Hz
57.5 Hz to 62.5 Hz at f
rated
= 60 Hz
Tolerance ΦV
0.2° at rated voltage
ΦI
°
Frequency range
47.5 Hz to 52.5 Hz at f
rated
= 50 Hz
57.5 Hz to 62.5 Hz at f
rated
= 60 Hz
Tolerance ΦI
0.2° at rated current
Technical Data
12.30 Operational Measured Values and Statistical Values
SIPROTEC 5, Merging Unit 6MU85, Manual
867
C53000-G5040-C074-1, Edition 01.2020