Schweitzer Engineering Laboratories SEL-421-4 - Page 652

11.36
SEL-421 Relay Instruction Manual Date Code 20171021
Relay Word Bits
Row Lists
10 * Reserved
11 XAB2 Zone 2 quad A-B phase element
11 XBC2 Zone 2 quad B-C phase element
11 XCA2 Zone 2 quad C-A phase element
11 * Reserved
11 XAB3 Zone 3 quad A-B phase element
11 XBC3 Zone 3 quad B-C phase element
11 XCA3 Zone 3 quad C-A phase element
11 * Reserved
12 XAB4 Zone 4 quad A-B phase element
12 XBC4 Zone 4 quad B-C phase element
12 XCA4 Zone 4 quad C-A phase element
12 * Reserved
12 XAB5 Zone 5 quad A-B phase element
12 XBC5 Zone 5 quad B-C phase element
12 XCA5 Zone 5 quad C-A phase element
12 * Reserved
13 MAG1 Zone 1 Mho A-Phase-to-ground element
13 MBG1 Zone 1 Mho B-Phase-to-ground element
13 MCG1 Zone 1 Mho C-Phase-to-ground element
13 * Reserved
13 MAG2 Zone 2 Mho A-Phase-to-ground element
13 MBG2 Zone 2 Mho B-Phase-to-ground element
13 MCG2 Zone 2 Mho C-Phase-to-ground element
13 * Reserved
14 MAG3 Zone 3 Mho A-Phase-to-ground element
14 MBG3 Zone 3 Mho B-Phase-to-ground element
14 MCG3 Zone 3 Mho C-Phase-to-ground element
14 * Reserved
14 MAG4 Zone 4 Mho A-Phase-to-ground element
14 MBG4 Zone 4 Mho B-Phase-to-ground element
14 MCG4 Zone 4 Mho C-Phase-to-ground element
14 * Reserved
15 MAG5 Zone 5 Mho A-Phase-to-ground element
15 MBG5 Zone 5 Mho B-Phase-to-ground element
15 MCG5 Zone 5 Mho C-Phase-to-ground element
15 * Reserved
15 * Reserved
15 * Reserved
15 * Reserved
15 * Reserved
Table 11.3 Relay Word Bits: Distance Elements (Sheet 3 of 4)
Row Name Description