Siemens SIPROTEC 5 7VE85 - Page 18

Paralleling Function
Operating Modes
Switching synchronous systems
Switching asynchronous systems
Switching to dead line or dead busbar
Direct close command
Balancing voltage
Balancing frequency
Setting Values
Supervision/Delay/Pulse times
Max.durat. sync.process 0.00 s to 3600.00 s or ∞ (ineffective) Increments of 0.01 s
Supervision time for dead-system
switching
0.00 s to 60.00 s Increments of 0.01 s
Closure delay 0.00 s to 60.00 s Increments of 0.01 s
T V pulse min/T f pulse min 0.01 s to 1.00 s Increments of 0.01 s
T V pulse max/T f pulse max 0.01 s to 60.00 s Increments of 0.01 s
T pause V/T pause f 0.01 s to 60.00 s Increments of 0.01 s
T close without balancing 1.00 s to 100.00 s Increments of 0.01 s
Voltage threshold values
Upper voltage limit V
max
0.300 V to 340.000 V (phase-to-phase) Increments of 0.001 V
Lower voltage limit V
min
0.300 V to 340.000 V (phase-to-phase) Increments of 0.001 V
V1, V2 without voltage 0.300 V to 170.000 V (phase-to-phase) Increments of 0.001 V
V1, V2 with voltage 0.300 V to 340.000 V (phase-to-phase) Increments of 0.001 V
Differential values, changeover thresholds asynchronous/synchronous/balancing
Voltage difference
V2 > V1; V2 < V1
0.000 V to 170.000 V Increments of 0.001 V
Frequency difference
f2 > f1; f2 < f1
0.000 Hz to 2.000 Hz (synchronous)
0.000 Hz to 4.000 Hz (asynchronous)
Increments of 0.001 Hz
Angle difference
α2 > α1; α2 < α1
0° to 90° Increments of 1°
Δf threshold ASYN <-> SYN 0.010 Hz to 0.200 Hz Increments of 0.001 Hz
Δf set point for balancing -1.00 Hz to 1.00 Hz Increments of 0.01 Hz
Δf for the kick pulse -1.00 Hz to 1.00 Hz Increments of 0.01 Hz
Adjustments of the sides
Angle adjustment 0.0° to 360.0° Increments of 0.1°
Voltage adjustment 0.500 to 2.000 Increments of 0.001
Circuit breaker
Closing time of the circuit breaker 0.01 s to 0.60 s Increments of 0.01 s
Dropout Ratio
Min./max. operating limit
1 % of the setting value
Voltage differential 10 % of the setting value or 0.5 V
Dead/energized 5 % of the setting value
Frequency difference 3 mHz
Angle difference 0.1°
12.3
Technical Data
12.3 Paralleling Function
718 SIPROTEC 5, Paralleling Device, Manual
C53000-H5040-C071-1, Edition 05.2018