ABB RELION 615 Series Applications Manual page 53

1MRS758272 B
REG615
Application Manual
PHPTOV1_OPERATE
PHPTOV2_OPERATE
GUID-9BD8E187-AC4E-496B-AC17-66EF89AE4C79 V2 EN
Figure 24: Overvoltage protection function
SEQSPVC1_FUSEF_U
SEQSPVC1_FUSEF_U
PHPTUV1_OPERATE
PHPTUV2_OPERATE
GUID-BB442F93-C2FA-4778-8E1D-0951D0D42F7C V2 EN
Figure 25: Undervoltage protection function
Residual overvoltage protection ROVPTOV provides earth-fault protection by
detecting an abnormal level of residual voltage. This can be used, for example, as a
nonselective backup protection for the selective directional earth-fault functionality.
ROVPTOV1_OPERATE
ROVPTOV2_OPERATE
GUID-1835AA4F-57EF-4A23-A1B2-8501C2A7EFF8 V2 EN
Figure 26: Residual overvoltage protection function
REG615 standard configurations
PHPTOV1(3U>(1))
BLOCK OPERATE
START
PHPTOV2(3U>(2))
BLOCK OPERATE
START
OR
B1 O
B2
PHPTUV1(3U<(1))
BLOCK OPERATE
START
PHPTUV2(3U<(2))
BLOCK OPERATE
START
OR
B1 O
B2
ROVPTOV1(Uo>(1)
BLOCK OPERATE
START
ROVPTOV2(Uo>(2)
BLOCK OPERATE
START
OR
B1 O
B2
Section 3
PHPTOV1_OPERATE
PHPTOV1_START
PHPTOV2_OPERATE
PHPTOV2_START
PHPTOV_OPERATE
PHPTUV1_OPERATE
PHPTUV1_START
PHPTUV2_OPERATE
PHPTUV2_START
PHPTUV_OPERATE
ROVPTOV1_OPERATE
ROVPTOV1_START
ROVPTOV2_OPERATE
ROVPTOV2_START
ROVPTOV_OPERATE
47