Schweitzer Engineering Laboratories SEL-421-4 - Table 11.51 Relay Word Bits: Full-Cycle Mho and Quad Ground-Distance; Table 11.52 Relay Word Bits: Full-Cycle Mho and Phase Quad Phase-Distance

11.61
Date Code 20171021 Instruction Manual SEL-421 Relay
Relay Word Bits
Row Lists
Table 11.51 Relay Word Bits: Full-Cycle Mho and Quad Ground-Distance
Row Name Description
270 MBG2F Zone 2 filtered B-Phase-to-ground Mho element asserted
270 MAG2F Zone 2 filtered Mho A-Phase-to-ground element
270 XCG1F Zone 1 quad C-Phase-to-ground element
270 XBG1F Zone 1 quad B-Phase-to-ground element
270 XAG1F Zone 1 quad A-Phase-to-ground element
270 MCG1F Zone 1 filtered Mho C-Phase-to-ground element
270 MBG1F Zone 1 filtered Mho B-Phase-to-ground element
270 MAG1F Zone 1 filtered Mho A-Phase-to-ground element
271 XAG3F Zone 3 quad A-Phase-to-ground element
271 MCG3F Zone 3 filtered Mho C-Phase-to-ground element
271 MBG3F Zone 3 filtered Mho B-Phase-to-ground element
271 MAG3F Zone 3 filtered Mho A-Phase-to-ground element
271 XCG2F Zone 2 quad C-Phase-to-ground element
271 XBG2F Zone 2 quad B-Phase-to-ground element
271 XAG2F Zone 2 quad A-Phase-to-ground element
271 MCG2F Zone 2 filtered Mho C-Phase-to-ground element
272 XCG4F Zone 4 quad C-Phase-to-ground element
272 XBG4F Zone 4 quad B-Phase-to-ground element
272 XAG4F Zone 4 quad A-Phase-to-ground element
272 MCG4F Zone 4 filtered Mho C-Phase-to-ground element
272 MBG4F Zone 4 filtered Mho B-Phase-to-ground element
272 MAG4F Zone 4 filtered Mho C-Phase-to-ground element
272 XCG3F Zone 3 quad C-Phase-to-ground element
272 XBG3F Zone 3 quad B-Phase-to-ground element
273 * Reserved
273 * Reserved
273 XCG5F Zone 5 quad C-Phase-to-ground element
273 XBG5F Zone 5 quad B-Phase-to-ground element
273 XAG5F Zone 5 quad A-Phase-to-ground element
273 MCG5F Zone 5 filtered Mho C-Phase-to-ground element
273 MBG5F Zone 5 filtered Mho B-Phase-to-ground element
273 MAG5F Zone 5 filtered Mho A-Phase-ground element
Table 11.52 Relay Word Bits: Full-Cycle Mho and Phase Quad Phase-Distance (Sheet 1 of 2)
Row Name Description
274 MBC2F Zone 2 filtered Mho BC phase element
274 MAB2F Zone 2 filtered Mho AB phase element
274 XCA1F Zone 1 quad CA phase element
274 XBC1F Zone 1 quad BC phase element
274 XAB1F Zone 1 quad AB phase element
274 MCA1F Zone 1 filtered Mho CA phase element