Output
Purpose
Output Description
Variable
Label
State Labels
TRUE (1)
FALSE (0)
BE1-951
Application
8-19
VO1
(OUT1)
Breaker Trip Contact
Trip breaker when protective trip
expression is TRUE or when virtual
breaker control switch is operated
to trip.
BKR_TRIP
TRIP
NORMAL
BESTlogic Expression: VO1 = 101T+VO11
VO2
(OUT2)
Breaker Close
Contact
Close breaker when recloser
initiates breaker close command or
when virtual breaker control switch
operates.
BKR_CLOSE
CLOSE
NORMAL
BESTlogic Expression: VO2 = 79c+101C
VO3
(OUT3)
Not used
VO3
TRUE
FALSE
BESTlogic Expression: VO3 = 0
VO4
(OUT4)
Minor Alarm
Closes contact when Minor Alarm
expression is TRUE.
ALMMIN
ACTIVE
NORMAL
BESTlogic Expression: VO4 = ALMMIN
VO5
(OUT5)
Major Alarm
Closes contact when Major Alarm
expression is TRUE.
ALMMAJ
ACTIVE
NORMAL
BESTlogic Expression: VO5 = ALMMAJ
VO6
Not used
VO6
TRUE
FALSE
BESTlogic Expression: VO6 = 0
VO7
Not used
VO7
TRUE
FALSE
BESTlogic Expression: VO7 = 0
VO8
Reclose Initiate
TRUE when any protective element
trips or when the external reclose
initiate input is TRUE.
RCL_DTL
DTL
NORMAL
BESTlogic Expression: VO8 = VO11+IN3
VO9
Recloser Drive to
Lockout
Drive recloser to lockout if: IN2 is
de-energized, virtual switch 143 is
closed, or the high-set
instantaneous elements trip.
RCL_DTL
DTL
NORMAL
BESTlogic Expression: VO9 = /IN2+143+150TQT
VO10
Not used
VO7
TRUE
FALSE
BESTlogic Expression: VO10 = 0
VO11
Protective Trip
Expression
TRUE when any 50, 150, or 51
element has timed out.
PROT_TRIP
TRIP
NORMAL
BESTlogic Expression: VO11 =50TPT+50TNT+50TQT+51PT+51NT+51QT
VO12
Protective Trip
Expression
TRUE when any 50, 150, or 51
element has picked up.
PROT_PU
PU
NORMAL
BESTlogic Expression:
VO12 = 51PPU+51NPU+51QPU
VO13
Alarm Mask 21
Not used.
VO13
TRUE
FALSE
BESTlogic Expression: VO13 = 0
VO14
Alarm Mask 22
Not used.
VO14
TRUE
FALSE
Содержание BE1-951
Страница 157: ...BESTlogic Programmable Logic BE1 951 7 2 Figure 7 1 BESTlogic Function Blocks Courtesy of NationalSwitchgear com...
Страница 238: ...BE1 951 Human Machine Interface 10 5 Figure 10 5 Metering Menu Branch Structure Courtesy of NationalSwitchgear com...
Страница 239: ...10 6 Human Machine Interface BE1 951 Figure 10 6 Reports Menu Branch Structure Courtesy of NationalSwitchgear com...
Страница 270: ...12 2 Installation BE1 951 Figure 12 1 BE1 951 S1 Case Dimensions Courtesy of NationalSwitchgear com...
Страница 274: ...12 6 Installation BE1 951 Figure 12 5 BE1 951 H1 Case Dimensions Courtesy of NationalSwitchgear com...
Страница 283: ...BE1 951 Installation 12 15 Figure 12 16 Typical AC Connections Courtesy of NationalSwitchgear com...
Страница 394: ...A 18 Appendix BE1 951 Figure A 14 Time Characteristic Curve B Very Inverse 99 1376 Courtesy of NationalSwitchgear com...
Страница 396: ...A 20 Appendix BE1 951 Figure A 16 Time Characteristic Curve G Long Inverse 99 1622 Courtesy of NationalSwitchgear com...
Страница 397: ...BE1 951 Appendix A 21 Figure A 17 46 Time Characteristic Curve Courtesy of NationalSwitchgear com...