Skip to main content

Table 1 Primary and Backup Relay Pairs

From: Optimum coordination of directional overcurrent relays for combined overhead/cable distribution system with linear programming technique

Fault Point

Primary Relay

Backup Relay

A

R1

R2

B

R2

R3

C

R4

R5

D

R6

R7

E

R8

R7

F

R9

R10

G

R11

R9

H

R12

R11