ABB Relion 615 series - Page 56

EFHPTOC1
O:14|T:5|I:1
BLOCK
ENA_MULT
TRIP
PICKUP
EFLPTOC1
O:16|T:5|I:1
BLOCK
ENA_MULT
TRIP
PICKUP
EFIPTOC1
O:15|T:2.5|I:1
BLOCK
ENA_MULT
TRIP
PICKUP
OR6
O:94|T:2.5|I:28
B1
B2
B3
B4
B5
B6
O
EFLPTOC1_51G_TRIP
EFLPTOC1_51G_TRIP
EFHPTOC1_50G-1_TRIP
EFHPTOC1_50G-1_TRIP
EFIPTOC1_50G-3_TRIP
EFIPTOC1_50G-3_TRIP
EFLPTOC1_51G_PICKUP
EFIPTOC1_50G-3_PICKUP
EFHPTOC1_50G-1_PICKUP
EFxPTOC_TRIP
EFLPTOC2
O:27|T:5|I:2
BLOCK
ENA_MULT
TRIP
PICKUP
EFLPTOC2_51N-1_TRIP
EFLPTOC2_51N-1_PICKUP
GUID-4CBFA059-E084-43C5-9C22-1F94DB321BDC V1 EN
Figure 19: Non-directional ground-fault protection
Phase discontinuity protection PDNSPTOC1_46PD protects for interruptions in the
normal three-phase load supply, for example, in downed conductor situations.
PDNSPTOC1
O:26|T:5|I:1
BLOCK TRIP
PICKUP
PDNSPTOC1_46PD_TRIP
PDNSPTOC1_46PD_PICKUP
GUID-37AE4620-83A7-4044-AE1E-455659FDEF49 V1 EN
Figure 20: Phase discontinuity protection
Three-phase thermal protection for feeders, cables and distribution transformers
T1PTTR1_49F-1 detects overloads under varying load conditions.
Section 3 1MAC109016-MB C
REF615 standard configurations
50 REF615 ANSI
Application Manual