GE Industrial Solutions Entellisys 5.0 User Manual User Manual

Page 291

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Alarms and events description and system troubleshooting guide

279

A

Invalid MSGF Sum Zone1…2
Alrm Pkup Min Used

Pickup setting 1 for alarm only multi source ground
fault for summation zone 1…2 has been set to the
minimum allowable (current setting is too low)

Check pickup setting for MSGF Summation
zone. Value can be set higher if desired.

Relays – High Resistance GF

Pickup High Resistance GF

High resistance ground fault has entered pickup

Dropout High Resistance GF

High resistance ground fault has dropped out of
pickup

Alarm High Resistance GF

High resistance ground fault alarm has operated

Invalid Settings HRGF Unable To
Detect Phase

The product of the pickup current setting and the
ground resistance setting is greater than the
nominal phase voltage

Check pickup current and ground resistance
settings.

Relays – High Resistance GF Location

HRGF Location - Fault Located
Function 1-4

Logged when location function 1 located fault at a
breaker. Each breaker that location function locates
fault at will have a separate event logged.

HRGF Location - Automatic
Mode Started Function 1-4

Logged when location function 1 is started locating
the fault in automatic mode.

HRGF Location - Automatic
Mode Ended Function 1-4

Logged when automatic mode finishes regardless
of the location results for location function 1

HRGF Location - Manual Mode
Started Function 1-4

Logged when location function 1 is started locating
the fault in manual mode.

HRGF Location - Manual Mode
Stopped Function 1-4

Logged when manual mode location is interrupted
by user regardless of the location results for
location function 1

Alarm HRGF Location Function Logged when location function 1 activates alarm.

HRGF Location Trip Function 1-4
Could Not Issue Trip

Logged when HRGF Location could not issue a trip
command.

HRGF Location Trip Function 1-4
In Pick Up

Logged when HRGF Location is in pick up

HRGF Location Trip Function 1-4
Drop Out

Logged when HRGF Location is in drop out

HRGF Location - Breaker Trip

Logged when location function 1 trips located

HRGF Location - Discrete Output
Unavail Function 1-4

Logged when one of the following conditions takes
place
- no discrete I/O card in the system, wrongly
configured or hardware failure
- no discrete outputs are configured
- none of the configured outputs is set to be
operated by HRGF Location function 1

Table A-9 Protection Relay Events

Event

Description

Notes and Troubleshooting tips

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