GE B90 Instruction Manual page 413

Ur series low impedance bus differential system
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APPENDIX C
Bad state (11) is indicated when the
XCBR1.ST.BlkOpn: This is the state of the block open command logic. When true, breaker open commands from IEC
61850 clients will be rejected.
XCBR1.ST.BlkCls: This is the state of the block close command logic. When true, breaker close commands from IEC
61850 clients will be rejected.
XCBR1.CO.Pos: This is where IEC 61850 clients can issue open or close commands to the breaker. SBO control with
normal security is the only supported IEC 61850 control model.
XCBR1.CO.BlkOpn: This is where IEC 61850 clients can issue block open commands to the breaker. Direct control
with normal security is the only supported IEC 61850 control model.
XCBR1.CO.BlkCls: This is where IEC 61850 clients can issue block close commands to the breaker. Direct control
with normal security is the only supported IEC 61850 control model.
GE Multilin
and
BREAKER 1 OPEN
B90 Low Impedance Bus Differential System
C.2 SERVER DATA ORGANIZATION
operands are Off.
BREAKER 1 CLOSED
C
C-5

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