ABB REG670 - Interlocking for Bus-Section Disconnector A1 A2_DC

Name Type Default Description
EXDU_12 BOOLEAN 0 No transm error from any bay connected to busbar
1 and 2
EXDU_ES BOOLEAN 0 No transm error from bays containing earth. sw.
QC1 or QC2
QA1O_EX1 BOOLEAN 0 External open condition for apparatus QA1
QA1O_EX2 BOOLEAN 0 External open condition for apparatus QA1
QA1O_EX3 BOOLEAN 0 External open condition for apparatus QA1
QB1_EX1 BOOLEAN 0 External condition for apparatus QB1
QB1_EX2 BOOLEAN 0 External condition for apparatus QB1
QB2_EX1 BOOLEAN 0 External condition for apparatus QB2
QB2_EX2 BOOLEAN 0 External condition for apparatus QB2
Table 374: A1A2_BS Output signals
Name Type Description
QA1OPREL BOOLEAN Opening of QA1 is allowed
QA1OPITL BOOLEAN Opening of QA1 is forbidden
QA1CLREL BOOLEAN Closing of QA1 is allowed
QA1CLITL BOOLEAN Closing of QA1 is forbidden
QB1REL BOOLEAN Switching of QB1 is allowed
QB1ITL BOOLEAN Switching of QB1 is forbidden
QB2REL BOOLEAN Switching of QB2 is allowed
QB2ITL BOOLEAN Switching of QB2 is forbidden
QC3REL BOOLEAN Switching of QC3 is allowed
QC3ITL BOOLEAN Switching of QC3 is forbidden
QC4REL BOOLEAN Switching of QC4 is allowed
QC4ITL BOOLEAN Switching of QC4 is forbidden
S1S2OPTR BOOLEAN No bus section connection between bus section 1
and 2
S1S2CLTR BOOLEAN Bus coupler connection between bus section 1 and
2 exists
QB1OPTR BOOLEAN QB1 is in open position
QB1CLTR BOOLEAN QB1 is in closed position
QB2OPTR BOOLEAN QB2 is in open position
QB2CLTR BOOLEAN QB2 is in closed position
VPS1S2TR BOOLEAN Status of the app. between bus section 1 and 2 are
valid
VPQB1TR BOOLEAN Switch status of QB1 is valid (open or closed)
VPQB2TR BOOLEAN Switch status of QB2 is valid (open or closed)
14.2.6 Interlocking for bus-section disconnector A1A2_DC
1MRK502052-UEN B Section 14
Control
655
Technical manual