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ABB REX640 - Autosynchronizer for Network Breaker (ASNSCSYN)

ABB REX640
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Table 181. Autosynchronizer for generator breaker (ASGCSYN) main settings
Parameter Function Value (Range) Step
Live dead mode ASGCSYN -1 = Off
-2 = Command
1 = Both Dead
4 = Dead B, G Any
2 = Live G, Dead B
-
Angle Diff positive ASGCSYN 5...90° 1
Angle Diff negative ASGCSYN 5...90° 1
Phase shift ASGCSYN -180...180° 1
Closing time of CB ASGCSYN 40...250 ms 1
Synchronization Dir ASGCSYN 1 = Always over synchronous
2 = Both direction
-
Synchrocheck mode ASGCSYN 1 = Off
3 = Asynchronous
4 = Command
-
Dead voltage value ASGCSYN 0.10...0.80 × U
n
0.10
Live voltage value ASGCSYN 0.20...1.00 × U
n
0.10
Voltage match mode ASGCSYN 1 = Off
2 = Variable Pulse
3 = Variable Interval
-
Frequency match mode ASGCSYN 1 = Off
2 = Variable Pulse
3 = Variable Interval
-
Table 182. Autosynchronizer for network breaker (ASNSCSYN)
Characteristic
Value
Measurement accuracy Depending on the frequency of the voltage measured:
f
n
±2 Hz
Voltage difference:
±1.0% or ±0.004 × U
n
Frequency difference:
±10 mHz
Phase angle difference:
±1°
Operation accuracy MATCH_OK for voltage:
±0.001 × U
n
MATCH_OK for frequency:
±10 mHz
Operation time accuracy
Energizing time
for dead-bus closing:
±1.0% of the set value or ±35 ms
Minimum Syn time
for SYNC_OK:
±1.0% of the set value or ±60 ms
Reset time Typically 20 ms
Closing angle accuracy ±1°
1MRS759144 A
REX640
Product version: 1
86 ABB

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