AND
AND
OR
OR
ULN1FF
ULN1OK
UB1FF
UB1OK
UB2FF
UB2OK
B1QCLD
B1QOPEN
LN1QCLD
LN1QOPEN
BLOCK
line1Voltage
LN1SEL
AND
AND
USELFAIL
ULN2FF
ULN2OK
OR
AND
AND
AND
AND
AND
1
B1SEL
bus1Voltage
AND
AND
AND
B2QCLD
B2QOPEN
LN2QCLD
LN2QOPEN
bus2Voltage
LN2SEL
AND
AND
1
B2SEL
line2Voltage
OR
en05000781-2.vsd
OR
OR
busVoltage
invalidSelection
lineVoltage
selectedFuseOK
IEC05000781 V2 EN
Figure 74:
Simplified logic diagram for the voltage selection function for the tie circuit breaker in 1 1/2 breaker
arrangement.
Section 10
1MRK 505 288-UEN A
Control
176
Technical manual
Summary of Contents for Relion 650 Series REB650
Page 1: ...Relion 650 series Busbar protection REB650 Technical manual ...
Page 2: ......
Page 36: ...30 ...
Page 44: ...38 ...
Page 58: ...52 ...
Page 80: ...74 ...
Page 84: ...78 ...
Page 152: ...146 ...
Page 278: ...272 ...
Page 316: ...310 ...
Page 432: ...426 ...
Page 504: ...498 ...
Page 518: ...512 ...
Page 566: ...560 ...
Page 567: ...561 ...