Siemens SIPROTEC 7RW80 - Page 192

Technical Data
4.6 Synchrocheck 25
SIPROTEC, 7RW80, Manual
C53000-G1140-C233-1, Release date 10.2010
192
Measured Values of the Synchrocheck Function
1)
at nominal frequency
Reference voltage V1
- Range
- Tolerance
1)
in kV primary, in V secondary or in % of V
Nom
10 % to 120 % of V
Nom
≤ 1 % of measured value, or 0.5 % of V
Nom
Voltage to be synchronized V2
- Range
- Tolerance
1)
in kV primary, in V secondary or in % of V
Nom
10 % to 120 % of V
Nom
≤ 1 % of measured value, or 0.5 % of V
Nom
Frequency of the voltage V1
- Range
- Tolerance
1)
f1 in Hz
25 Hz ≤ f ≤ 70 Hz
20 mHz
Frequency of the voltage V2
- Range
- Tolerance
1)
f2 in Hz
25 Hz ≤ f ≤ 70 Hz
20 mHz
Voltage difference V2-V1
- Range
- Tolerance
1)
in kV primary, in V secondary or in % of V
Nom
10 % to 120 % of V
Nom
≤ 1 % of measured value, or 0.5 % of V
Nom
Frequency difference f2-f1
- Range
- Tolerance
1)
in mHz
f
Nom
± 3Hz
20 mHz
Angle difference α2 - α1
- Range
- Tolerance
1)
in °
0 to 180°
1°