Basler Electric BE1-700 User Manual

Page 189

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Table 8-4. 700C-5051-A-BE (Basic OC) Virtual Output Logic

Output

Purpose

Output Description

Label

State Labels

TRUE

FALSE

VOA

(OUTA)

Alarm Output Contact

Alarm contact closes automatically
when relay trouble alarm occurs.

ALARM

ACTIVE

NORMAL

BESTlogic Expression: VOA=0

VO1

(OUT1)

Breaker Trip Contact

Contact closes when protective trip
expression is TRUE.

BKR_TRIP

TRIP

NORMAL

BESTlogic Expression: VO1=VO11

VO2

(OUT2)

Instantaneous Phase OC
Auxiliary Contact

Contact closes when instantaneous
phase-overcurrent trip occurs.

50TP_TRIP

TRIP

NORMAL

BESTlogic Expression: VO2=50TPT

VO3

(OUT3)

Timed Phase OC Auxiliary
Contact

Contact closes when timed phase-
overcurrent trip occurs.

51P_TRIP

TRIP

NORMAL

BESTlogic Expression: VO3=51PT

VO4

(OUT4)

Instantaneous neutral and
negative-sequence OC

Contact closes when instantaneous
neutral or instantaneous negative-
sequence overcurrent condition
occurs.

INST_N&Q

TRIP

NORMAL

BESTlogic Expression: VO4=50TNT+50TQT

VO5

(OUT5)

Timed neutral and
negative-sequence OC

Contact closes when timed neutral
or timed negative-sequence
overcurrent condition exists.

51N&QTRP

TRIP

NORMAL

BESTlogic Expression: VO5=51NT+51QT

VO6

None

VO6

TRUE

FALSE

BESTlogic Expression: VO6=0

VO7

None

VO7

TRUE

FALSE

BESTlogic Expression: VO7=0

9376700990 Rev M

BE1-700 Application

8-7

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