ABB Relion 650 Series Applications Manual page 135

1MRK 505 287-UUS B
• Operation of primary apparatuses
• Select-Execute principle to give high security
• Selection 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
• 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
• Position evaluation POS_EVAL
• Select release SELGGIO
• Bay control QCBAY
• Local remote LOCREM
• Local remote control LOCREMCTRL
SCSWI, SXCBR, QCBAY and SXSWI are logical nodes according to IEC 61850. The signal flow
between these function blocks appears in figure 49. The function Logical node Interlocking
(SCILO) in the figure
Control operation can be performed from the local IED HMI. If the administrator has defined users
with the UMT tool, then the local/remote switch is under authority control. If not, the default
(factory) user is the SuperUser that can perform control operations from the local IED HMI without
LogOn. The default position of the local/remote switch is on remote.
Busbar protection REB650
Application manual
49 is the logical node for interlocking.
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Section 10
Control
129