2-22 G650 Generator Protection & Control System GEK-113285A
2.4 TECHNICAL SPECIFICATIONS 2 PRODUCT DESCRIPTION
2.4.2.11 BREAKER MAINTENANCE
2.4.2.12 SWITCHGEAR
2.4.3 MONITORING
2.4.3.1 OSCILLOGRAPHY
2.4.3.2 FAULT LOCATOR
KI
2
t Breaker Counters for Phases A, B, C 0.00 to 9999.99 in steps of 0.01 (kA)
2
s
Breaker Openings Counter 0 to 9999 in steps of 1
Breaker Closings Counter 0 to 9999 in steps of 1
Switchgear 1 to16 (configurable in “relay configuration” screen).
Snapshot Events Selectable by setting (for each switchgear in “system setup”)
Maximum Records: Up to 20 Oscillography records.
Sampling rate: 250, 450, 900, 1800 or 3600 Hz
Full storage capacity: 1 Mb
Trigger position:
5% to 95% of total length
Trigger: Programmable via PLC
Data: 5 current channels and 4 voltage channels
Up to 16 digital channels programmable through PLC
Data Storage: In non volatile memory (flash) without battery
Format: International Standard COMTRADE ASCII - IEEE C37.111-1999.
Automatic Overwrite: Selectable by setting. (Oscillography records can be concatenated)
Snapshot Events: Selectable by setting
Method: Single-ended
Positive Sequence Module: 0.01 to 250.00 Ohm in steps of 0.01 Ohms
Positive Sequence Angle: 25 to 90º in steps of 1º
Zero Sequence Module: 0.01 to 750.00 Ohms in steps of 0.01 Ohm
Zero Sequence Angle: 25 to 90º in steps of 1º
Line Length: 0.0 to 2000.0 in steps of 0.1 (miles or km)
Accuracy: 5% (typical)
Show Fault on HMI: Selectable by setting
Snapshot Events: Selectable by setting
Maximum Records: Up to 10 fault report records.
Data: Fault date and time, pre-fault currents and voltages, fault currents and voltages,
fault type, distance to the fault (fault location), line parameters, recloser and
breaker status information.
Data Storage: In non volatile memory (flash) without battery available through communications
In volatile memory (ram) available through HMI (if selectable by setting)
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