ABB RET650 Technical Manual page 285

Relion 650 series transformer protection
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1MRK 504 135-UEN A
Technical manual
Name
Type
EXDU_12
BOOLEAN
EXDU_ES
BOOLEAN
QA1O_EX1
BOOLEAN
QA1O_EX2
BOOLEAN
QA1O_EX3
BOOLEAN
QB1_EX1
BOOLEAN
QB1_EX2
BOOLEAN
QB2_EX1
BOOLEAN
QB2_EX2
BOOLEAN
Table 202:
A1A2_BS Output signals
Name
Type
QA1OPREL
BOOLEAN
QA1OPITL
BOOLEAN
QA1CLREL
BOOLEAN
QA1CLITL
BOOLEAN
QB1REL
BOOLEAN
QB1ITL
BOOLEAN
QB2REL
BOOLEAN
QB2ITL
BOOLEAN
QC3REL
BOOLEAN
QC3ITL
BOOLEAN
QC4REL
BOOLEAN
QC4ITL
BOOLEAN
S1S2OPTR
BOOLEAN
S1S2CLTR
BOOLEAN
QB1OPTR
BOOLEAN
QB1CLTR
BOOLEAN
QB2OPTR
BOOLEAN
QB2CLTR
BOOLEAN
VPS1S2TR
BOOLEAN
VPQB1TR
BOOLEAN
VPQB2TR
BOOLEAN
Default
Description
0
No transmission error from any bay connected to
busbar 1 and 2
0
No transmission error from bays containing
earthing switches QC1 or QC2
0
External open condition for apparatus QA1
0
External open condition for apparatus QA1
0
External open condition for apparatus QA1
0
External condition for apparatus QB1
0
External condition for apparatus QB1
0
External condition for apparatus QB2
0
External condition for apparatus QB2
Description
Opening of QA1 is allowed
Opening of QA1 is forbidden
Closing of QA1 is allowed
Closing of QA1 is forbidden
Switching of QB1 is allowed
Switching of QB1 is forbidden
Switching of QB2 is allowed
Switching of QB2 is forbidden
Switching of QC3 is allowed
Switching of QC3 is forbidden
Switching of QC4 is allowed
Switching of QC4 is forbidden
No bus section connection between bus section 1
and 2
Bus coupler connection between bus section 1 and
2 exists
QB1 is in open position
QB1 is in closed position
QB2 is in open position
QB2 is in closed position
Status of the apparatuses between bus section 1
and 2 are valid
Switch status of QB1 is valid (open or closed)
Switch status of QB2 is valid (open or closed)
Section 12
Control
279

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