ABB REC670 Applications Manual page 357

1MRK 511 401-UUS A
Bay control REC670 2.2 ANSI
Application manual
Station HMI
Local
HMI
IED
Apparatus
Apparatus
Control
CLOSE/OPEN CLOSE/OPEN
breakers disconnectors grounding switches
ANSI08000227 V1 EN-US
Figure 120: Overview of the apparatus control functions
Features in the apparatus control function:
• Operation of primary apparatuses
• Select-Execute principle to give high security
• Selection and reservation function to prevent simultaneous operation
• Selection and supervision of operator place
• Command supervision
• Block/deblock of operation
• Block/deblock of updating of position indications
• Substitution of position indications
• Overriding of interlocking functions
• Overriding of synchronism check
• Pole discrepancy supervision
• Operation counter
• Suppression of mid position
The apparatus control function is realized by means of a number of function blocks
designated:
• Switch controller SCSWI
• Circuit breaker SXCBR
• Circuit switch SXSWI
• Bay control QCBAY
• Bay reserve QCRSV
cc
GW
Local
HMI
IED IED
Apparatus
Control Control
CLOSE/OPEN
ANSI08000227.vsd
Section 14
Station bus
Local
HMI
Control
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