ABB Relion 670 series - Page 220

ABB Relion 670 series

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ANSI08000441-3-en.vsd

AND

AND

OR

TRIP

TimerPP=Enable

AND

TimerPG=Enable

AND

OR

FWD_G

REV_G

NDIR_G

FWD_PP

REV_PP

NDIR_PP

OR

OR

OR

RI

0

0-tPP

0

0-tPG

ANSI08000441 V3 EN-US

Figure 96: TRIP and PICKUP signal logic

Section 7 1MRK 502 066-UUS B

Impedance protection

214

Technical manual

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