Protection - GE Multilin G650 Manual

6 ACTUAL VALUES
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
IOC BLOCK SIGNALS
PH IOC1 HIGH A /B / C BLK
PH IOC2 HIGH A /B / C BLK
PH IOC3 HIGH A /B / C BLK
NEG SEQ1 IOC BLOCK
NEG SEQ2 IOC BLOCK
NEG SEQ3 IOC BLOCK
NEUTRAL IOC1 BLOCK
NEUTRAL IOC2 BLOCK
NEUTRAL IOC3 BLOCK
GROUND IOC1 BLOCK
GROUND IOC2 BLOCK
GROUND IOC3 BLOCK
SENS GND IOC1 BLK(*)
SENS GND IOC2 BLK(*)
SENS GND IOC3 BLK(*)
POWER BLOCKS
DIR PWR1 BLOCK
DIR PWR2 BLOCK
DIR PWR3 BLOCK
POWER FACTOR1 BLOCK(*)
POWER FACTOR2 BLOCK(*)
POWER FACTOR3 BLOCK(*)
SETTING GROUPS BLOCK IP
SETT GROUPS BLOCK
(*) Available only in enhanced models. Please see ordering code.
GEK-113285A
TOC BLOCK SIGNALS
PH TOC1 HIGH A /B /C BLK
PH TOC2 HIGH A /B /C BLK
PH TOC3 HIGH A /B /C BLK
PH TOC1 LOW A /B /C BLK
PH TOC2 LOW A /B /C BLK
PH TOC3 LOW A /B /C BLK
NEUTRAL TOC1 BLOCK
NEUTRAL TOC2 BLOCK
NEUTRAL TOC3 BLOCK
GROUND TOC1 BLOCK
GROUND TOC2 BLOCK
GROUND TOC3 BLOCK
SENS GND TOC1 BLOCK(*)
SENS GND TOC2 BLOCK(*)
SENS GND TOC3 BLOCK(*)
THERMAL1 49S BLOCK
THERMAL2 49S BLOCK
THERMAL3 49S BLOCK
NEG SEQ TOC1 BLK
NEG SEQ TOC2 BLK
NEG SEQ TOC3 BLK
GENERATOR UNBALANCE
GEN UNBAL1 BLOCK
GEN UNBAL2 BLOCK
GEN UNBAL3 BLOCK
RESTRICTED GND FAULT
RESTR GND FLT1 BLOCK(*)
RESTR GND FLT2 BLOCK(*)
RESTR GND FLT3 BLOCK(*)
G650 Generator Protection & Control System
DIRECTIONAL BLOCKS
NEUTRAL DIR1 BLOCK
NEUTRAL DIR2 BLK INP
NEUTRAL DIR3 BLK INP
GROUND DIR1 BLK INP
GROUND DIR2 BLK INP
GROUND DIR3 BLK INP
FREQUENCY BLOCKS
OVERFREQ1 BLOCK
OVERFREQ2 BLOCK
OVERFREQ3 BLOCK
UNDERFREQ1 BLOCK
UNDERFREQ2 BLOCK
UNDERFREQ3 BLOCK
FREQ RATE1 BLOCK
FREQ RATE2 BLOCK
FREQ RATE3 BLOCK
OTHER BLOCKS
LOSS OF MAINS1 BLOCK(*)
LOSS OF MAINS2 BLOCK(*)
LOSS OF MAINS3 BLOCK(*)
LOSS OF EXC1 BLOCK
LOSS OF EXC2 BLOCK
LOSS OF EXC3 BLOCK
ACCDNT ENRG1 BLOCK
ACCDNT ENRG2 BLOCK
ACCDNT ENRG3 BLOCK
6.2 STATUS

6.2.3 PROTECTION

VOLTAGE BLOCKS
PHASE UV1 BLOCK
PHASE UV2 BLOCK
PHASE UV3 BLOCK
PHASE OV1 BLOCK
PHASE OV2 BLOCK
PHASE OV3 BLOCK
NEUTRAL OV1 HIGH BLK
NEUTRAL OV2 HIGH BLK
NEUTRAL OV3 HIGH BLK
GND OV1 BLK
GND OV2 BLK
GND OV3 BLK
AUXILIARY UV1 BLOCK
AUXILIARY UV2 BLOCK
AUXILIARY UV3 BLOCK
AUXILIARY OV1 BLOCK
AUXILIARY OV2 BLOCK
AUXILIARY OV3 BLOCK
NEG SEQ OV1 BLK
NEG SEQ OV2 BLK
NEG SEQ OV3 BLK
VOLTS/HZ1 BLK(*)
VOLTS/HZ2 BLK(*)
VOLTS/HZ3 BLK(*)
6-3
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