GE Multilin W650, Instruction Manual

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4-28 W650 Wind Generator Protection System GEK-113032A
4.1 ENERVISTA 650 SETUP SOFTWARE INTERFACE 4 HUMAN INTERFACES.
4
Table 4–18: ACTUAL VALUES INCLUDED IN THE PROTECTION MENU
Table 4–19: ACTUAL VALUES RELATED TO RECORDING FUNCTIONS IN THE RECORDS STATUS MENU:
PROTECTION
Protection Blocks This screen shows all the protection element blocks available. Protection
elements block signals can be configured at “
Setpoint>Relay
Configuration > Protection Elements ”.
Phase Current Protection status signals (pickups and operations) for time overcurrent,
instantaneous overcurrent and directional protection functions for phase
current.
Neutral Current Protection status signals (pickups and operations) for time overcurrent,
instantaneous overcurrent and directional protection functions for neutral
current (calculated from phases).
Ground Current Protection status signals (pickups and operations) for time overcurrent,
instantaneous overcurrent and directional protection functions for ground
current (measured from 4
th
current input).
Sensitive Ground
Current Protection status signals (pickups and operations) for time overcurrent,
instantaneous overcurrent, isolated and directional protection functions
for ground current (measured from 5
th
current input).
Negative Sequence
Current Protection status signals (pickups and operations) for negative sequence
time overcurrent function.
Voltage Protection status signals (pickups and operations) for all voltage
functions, undervoltage, overvoltage, neutral overvoltage, and auxiliary
under and over voltage.
Power Protection status signals (pickups and operations) for directional power
units.
RECORD
STATUS
Fault Reports This menu shows the fault report status signals, as fault report trigger,
fault date, fault type and location, besides the fault report number.
Control Events Status of the control events (if the signal configured to launch the control
event is active or not).
Oscillography Status of signals related to oscillography recording, such as status or
digital channels, oscillography trigger, number of records available, etc.
Data Logger Data logger information about oldest and newest sample time stamp,
and number of channels and days configured in data logger settings.
Demand Demand trigger and reset inputs status.
Energy Freeze, unfreeze and reset input signals for energy counters.
Breaker Maintenance All signals related to breaker maintenance, such as number of openings,
closings, (KI)
2
t counters, alarm signal for (KI)
2
t, etc.