GEK-113285A G650 Generator Protection & Control System 6-3
6 ACTUAL VALUES 6.2 STATUS
6
6.2.3 PROTECTION
6.2.3.1 PROTECTION BLOCKS
(Actual > Status > Protection > Protection Blocks)
This screen shows the entire protection element blocks available. If the protection element is blocked, the green LED
located on the right side of the text will light up and will remain lit as long as the element remains blocked.
Protection elements block signals are configured at Setpoint > Relay Configuration > Protection Elements.
Table 6–4: PROTECTION ELEMENTS BLOCK
(*) Available only in enhanced models. Please see ordering code.
IOC BLOCK SIGNALS TOC BLOCK SIGNALS DIRECTIONAL BLOCKS VOLTAGE BLOCKS
PH IOC1 HIGH A /B / C BLK PH TOC1 HIGH A /B /C BLK NEUTRAL DIR1 BLOCK PHASE UV1 BLOCK
PH IOC2 HIGH A /B / C BLK PH TOC2 HIGH A /B /C BLK NEUTRAL DIR2 BLK INP PHASE UV2 BLOCK
PH IOC3 HIGH A /B / C BLK PH TOC3 HIGH A /B /C BLK NEUTRAL DIR3 BLK INP PHASE UV3 BLOCK
NEG SEQ1 IOC BLOCK PH TOC1 LOW A /B /C BLK GROUND DIR1 BLK INP PHASE OV1 BLOCK
NEG SEQ2 IOC BLOCK PH TOC2 LOW A /B /C BLK GROUND DIR2 BLK INP PHASE OV2 BLOCK
NEG SEQ3 IOC BLOCK PH TOC3 LOW A /B /C BLK GROUND DIR3 BLK INP PHASE OV3 BLOCK
NEUTRAL IOC1 BLOCK NEUTRAL TOC1 BLOCK
FREQUENCY BLOCKS NEUTRAL OV1 HIGH BLK
NEUTRAL IOC2 BLOCK NEUTRAL TOC2 BLOCK OVERFREQ1 BLOCK NEUTRAL OV2 HIGH BLK
NEUTRAL IOC3 BLOCK NEUTRAL TOC3 BLOCK OVERFREQ2 BLOCK NEUTRAL OV3 HIGH BLK
GROUND IOC1 BLOCK GROUND TOC1 BLOCK OVERFREQ3 BLOCK GND OV1 BLK
GROUND IOC2 BLOCK GROUND TOC2 BLOCK UNDERFREQ1 BLOCK GND OV2 BLK
GROUND IOC3 BLOCK GROUND TOC3 BLOCK UNDERFREQ2 BLOCK GND OV3 BLK
SENS GND IOC1 BLK(*) SENS GND TOC1 BLOCK(*) UNDERFREQ3 BLOCK AUXILIARY UV1 BLOCK
SENS GND IOC2 BLK(*) SENS GND TOC2 BLOCK(*) FREQ RATE1 BLOCK AUXILIARY UV2 BLOCK
SENS GND IOC3 BLK(*) SENS GND TOC3 BLOCK(*) FREQ RATE2 BLOCK AUXILIARY UV3 BLOCK
POWER BLOCKS THERMAL1 49S BLOCK FREQ RATE3 BLOCK AUXILIARY OV1 BLOCK
DIR PWR1 BLOCK THERMAL2 49S BLOCK
OTHER BLOCKS AUXILIARY OV2 BLOCK
DIR PWR2 BLOCK THERMAL3 49S BLOCK LOSS OF MAINS1 BLOCK(*) AUXILIARY OV3 BLOCK
DIR PWR3 BLOCK NEG SEQ TOC1 BLK LOSS OF MAINS2 BLOCK(*) NEG SEQ OV1 BLK
POWER FACTOR1 BLOCK(*) NEG SEQ TOC2 BLK LOSS OF MAINS3 BLOCK(*) NEG SEQ OV2 BLK
POWER FACTOR2 BLOCK(*) NEG SEQ TOC3 BLK LOSS OF EXC1 BLOCK NEG SEQ OV3 BLK
POWER FACTOR3 BLOCK(*)
GENERATOR UNBALANCE LOSS OF EXC2 BLOCK VOLTS/HZ1 BLK(*)
SETTING GROUPS BLOCK IP GEN UNBAL1 BLOCK LOSS OF EXC3 BLOCK VOLTS/HZ2 BLK(*)
SETT GROUPS BLOCK GEN UNBAL2 BLOCK ACCDNT ENRG1 BLOCK VOLTS/HZ3 BLK(*)
GEN UNBAL3 BLOCK ACCDNT ENRG2 BLOCK
RESTRICTED GND FAULT ACCDNT ENRG3 BLOCK
RESTR GND FLT1 BLOCK(*)
RESTR GND FLT2 BLOCK(*)
RESTR GND FLT3 BLOCK(*)
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