ABB Relion 650 Series Technical Manual page 110
Bay control
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Also See for Relion 650 Series:
- Technical manual (644 pages) ,
- Applications manual (382 pages) ,
- Commissioning manual (182 pages)
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Section 6
Multipurpose protection
104
Selected current
Selected restraint current
Selected voltage
IEC05000170 V1 EN-US
Figure 39:
CVGAPC function main logic diagram for built-in protection
elements
UC1
nd
2
Harmonic
restraint
UC2
nd
2
Harmonic
restraint
OC1
nd
2
Harmonic
restraint
³1
Current restraint
Directionality
Voltage control /
restraint
OC2
nd
2
Harmonic
restraint
Current restraint
³1
Directionality
Voltage control /
restraint
OV1
OV2
UV1
UV2
1MRK 511 424-UEN B
CURRENT
TRUC1
STUC2
TRUC2
STOC1
TROC1
BLK2ND
DIROC1
STOC2
TROC2
UDIRLOW
DIROC2
STOV1
TROV1
STOV2
TROV2
STUV1
TRUV1
STUV2
TRUV2
VOLTAGE
en05000170.vsd
Bay control REC650 2.2 IEC
Technical manual
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