GE Industrial Solutions Entellisys 5.0 User Manual User Manual

Page 289

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Alarms and events description and system troubleshooting guide

277

A

Invalid BDiff Zone1…4 Set2 Alm
Pkup Min Used

Pickup setting 2 for alarm only bus differential for
zone 1…4 has been set to the minimum allowable
(current setting is too low)

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

Multi-Source Ground Fault Events

Pickup Multi Source GF Zone
1…4

Multi source ground fault for zone 1…4 has entered
pickup

Dropout Multi Source GF Zone
1…4

Multi source ground fault for zone 1…4 has dropped
out of pickup

Breakers Trip Multi Source GF
Zone 1…4

Multi source ground fault for zone 1…4 has
operated and tripped the breakers

Breakers Trip Backup Multi
Source GF Zone 1…4

Multi source ground fault backup for zone 1…4 has
operated and tripped the breakers

Alarm Pickup Multi Source GF
Zone 1…4

Alarm only multi source ground fault for zone 1…4
has entered pickup

Alarm Dropout Multi Source GF
Zone 1…4

Alarm only multi source ground fault for zone 1…4
has dropped out of pickup

Alarm Multi Source GF Zone 1…4 Alarm only multi source ground fault for zone 1…4

has operated

Pickup Multi Source GF Sum
Zone 1…2

Multi source ground fault for summation zone 1…2
has entered pickup

Dropout Multi Source GF Sum
Zone 1…2

Multi source ground fault for summation zone 1…2
has dropped out of pickup

Breaker Trip Multi Source GF
Sum Zone 1…2

Multi source ground fault for summation zone 1…2
has operated and tripped the breakers

Alarm Pickup Multi Source GF
Sum Zone 1…2

Alarm only multi source ground fault for
summation zone 1…2 has entered pickup

Alarm Dropout Multi Source GF
Sum Zone 1…2

Alarm only multi source ground fault for
summation zone 1…2 has dropped out of pickup

Alarm Multi Source GF Sum
Zone 1…2

Alarm only multi source ground fault for
summation zone 1…2 has operated and tripped the
breakers

Protection Disabled Invalid Cfg
Multi Src GF

File that contains configuration information for
multi source ground fault is bad or missing, all multi
source ground fault functions are disabled

Contact GE Post Sales Service (see

How to

contact us on page 2

).

Table A-9 Protection Relay Events

Event

Description

Notes and Troubleshooting tips

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