Siemens siprotec SJ62 User Manual page 506

Matching
Times
Measured Values of the Synchronism and Voltage Check
SIPROTEC 4, 7SJ62/63/64 Handbuch
C53000-G1140-C147-A, Edition 07.2015
Vector group matching via angle
Different voltage transformer V1/V2
Minimum Measuring Time
Maximum Duration T
SYN DURATION
Monitoring Time T
SUP VOLTAGE
Closing time of CB T
CB close
Tolerance of All Timers
Reference voltage V1
- Range
1)
- Tolerance
Voltage to be synchronized V2
- Range
1)
- Tolerance
Frequency of voltage V1
- Range
1)
- Tolerance
Frequency of voltage V2
- Range
1)
- Tolerance
Voltage differences V2-V1
- Range
1)
- Tolerance
Frequency difference f2-f1
- Range
1)
- Tolerance
Angle difference λ2-λ1
- Range
1)
- Tolerance
1)
at nominal frequency
4.21 Synchronism and Voltage Check 25 (7SJ64 only)
0° to 360°
0.50 to 2.00
Approx. 80 ms
0.01 s to 1200.00 s
or ∞
0.00 s to 60.00 s
0.00 s to 60.00 s
1 % of setting value or 10 ms
in kV primary, in V secondary or in % of V
10 % to 120 % of V
≤ 1 % of measured value, or 0.5 % of V
in kV primary, in V secondary or in % of V
10 % to 120 % of V
≤ 1 % of measured value, or 0.5 % of V
f1 in Hz
± 5 Hz
f
Nom
20 mHz
f2 in Hz
± 5 Hz
f
Nom
20 mHz
in kV primary, in V secondary or in % of V
10 % to 120 % of V
≤ 1 % of measured value, or 0.5 % of V
in mHz
± 5 Hz
f
Nom
20 mHz
in °
0 to 180°
0.5°
Increments 1°
Increments 0.01
Increments 0.01 s
Increments 0.01 s
Increments 0.01 s
Nom
Nom
Nom
Nom
Nom
Nom
Nom
Nom
Nom
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