ABB Relion 620 Series - Page 38

Section 3 1MAC308145-MB E
RER620 application
32 RER620
Application Manual
Figure 11: Phase time overcurrent protection
SPHLPTOC1(51P;3
BLOCK ENA_MULT
TRIP
PICKUP
TRIP_A TRIP_B
TRIP_C
PICKUP_A PICKUP_B
PICKUP_C
SPHLPTOC2(50P-1
BLOCK ENA_MULT
TRIP
PICKUP
TRIP_A TRIP_B
TRIP_C
PICKUP_A PICKUP_B
PICKUP_C
SPHHPTOC1(50P-2
BLOCK ENA_MULT
TRIP
PICKUP
TRIP_A TRIP_B
TRIP_C
PICKUP_A PICKUP_B
PICKUP_C
OR6
B1 B2 B3 B4 B5 B6
O
OR
B1 B2
O
OR
B1 B2
O
OR6
B1 B2 B3 B4 B5 B6
O
LED8_INST_TRIP
SPHIPTOC1_50P-3_OPERATE
SPHLPTOC2_50P-1_OPERATE SPHHPTOC1_50P-2_OPERATE
SPHLPTOC1_51P_OPERATEINRPHAR1_INR_BLK2H
SPCGGIO1_O7_SWITCH_MODE
SPCGGIO1_O7_SWITCH_MODE
SPCGGIO1_O7_SWITCH_MODE
SDARREC1_79_PROT_CRD
SDARREC1_79_PROT_CRD
SPHLPTOC2_50P-1_BLOCK
SPHLPTOC1_51P_OPERATE_B
SPHLPTOC2_50P-1_OPERATE_B SPHHPTOC1_50P-2_OPERATE_B
SPHLPTOC1_51P_OPERATE_A
SPHLPTOC2_50P-1_OPERATE_A SPHHPTOC1_50P-2_OPERATE_A
SPHLPTOC1_51P_OPERATE_C
SPHLPTOC2_50P-1_OPERATE_C SPHHPTOC1_50P-2_OPERATE_C
SPHLPTOC1_51P_START_A SPHLPTOC1_51P_START_B SPHLPTOC1_51P_START_C
SPHLPTOC2_50P-1_START_A SPHLPTOC2_50P-1_START_B SPHLPTOC2_50P-1_START_C SPHHPTOC1_50P-2_START_A SPHHPTOC1_50P-2_START_B SPHHPTOC1_50P-2_START_C