Schweitzer Engineering Laboratories SEL-587Z - SEL-587 Z Relay AC;DC Connection Diagrams

2.6
SEL-587Z Instruction Manual Date Code 20020903
Installation
SEL-587Z Relay AC/DC Connection Diagrams
SEL-587Z Relay AC/DC Connection Diagrams
Figure 2.3 Example AC Connection for High-Impedance Bus Protection.
Figure 2.4 Example AC Connection With 50/51 Overcurrent Element.
B
A
C
A B C
52-1
A B C
52-2
A B C
52-3
A B C
52-4
102 104 106
101 103
105
SEL-587Z
HI–
Z
HI–
Z
HI–
Z
External
Lock-Out
Relay
86-1 86-2 86-3
A
B
C
A B C
52-1 52-2
A BCABC
52-3
A B C
52-4
SEL-587Z
SEL-587Z
108 110 112 102 104 106
107 109 111 101 103 105
External
Lock-Out
Relay
86-1 86-2
86-3
HI–
Z
HI–
Z
HI–
Z