GE Multilin G650, Manual

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GEK-113285A G650 Generator Protection & Control System 2-23
2 PRODUCT DESCRIPTION 2.4 TECHNICAL SPECIFICATIONS
2
2.4.3.3 SNAPSHOT EVENTS
2.4.3.4 CONTROL EVENTS
2.4.3.5 DEMAND
2.4.3.6 DATA LOGGER
Format: Text in ASCII format
Capacity: 479 scrolling events
Time-tag 1 ms using an internal clock of 100
μ
s
Timing Accuracy: 1 ms (using the IRIG-B synchronization input)
Triggers: Any element pickup, dropout or operation
Digital input /output change of state
By virtual inputs and control events
Data Storage In non volatile memory (flash) without battery
The snapshot event recording procedure can be enabled or disabled by setting for each protection function
Capacity: 128 events programmable through PLC
Time-tag:
1 ms plus one plc cycle using an internal clock of 100
μ
s
.
For Digital Inputs, the
debounce time of these digital inputs must be added.
Timing Accuracy: 1 ms (using the IRIG-B synchronization input)
Triggers: By any digital signal programmable through PLC
Alarm Possibility to display the event as an alarm on the alarms panel.
Information available always through Communications for all models and also in
HMI for models with graphical display (M in ordering code).
Data Storage: In non volatile memory (flash) without battery
Control events are also displayed in the snapshot events recording
Channels: 9
Parameters: Ia (kA RMS), Ib (kA RMS), Ic (kA RMS), Ig (kA RMS), Isg (kA RMS), I2 (kA), P
(MW), Q (MVAr) and S (MVA)
Current and Power Method Thermal Exponential, Block Interval, Rolling Demand
Measurements: Each channel shows the present and maximum measured value, with date and
time for the maximum recorded value.
Samples: 5, 10, 15, 20, 30, 60 minutes.
Accuracy: ±
1%
Trigger Input Selectable by setting (operation mode selection for the Block Interval calculation
method)
Snapshot Events: Selectable by setting
Number of Channels:
1 to 16
Parameters Any available analog actual value