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ABB Relion 670 series - Page 799

ABB Relion 670 series
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en05000515_ansi.vsd
CR_GUARD
CR
CRL
CRL
NOT
150ms
LCG
Unblock =
Restart
Unblock =
NoRestart
Unblock =
Off
CSUR
BLOCK
CS_STOP
CRL
BLKCS
CSOR
PLTR_CRD
CS
TRIP
tSendMin
tSendMin
SchemeType =
Blocking
Schemetype =
Permissive OR
Schemetype =
Permissive UR
SchemeType =
Intertrip
OR
AND
AND
AND
AND
AND
AND
AND
AND
AND
AND
OR
OR
AND
AND
OR
OR
OR
OR
OR
200ms
0
0
0-tSecurity
0
0
0-tCoord
0
25ms
ANSI05000515 V1 EN
Figure 389: Scheme communication logic for distance or overcurrent protection,
simplified logic diagram
1MRK505222-UUS C Section 13
Scheme communication
793
Technical reference manual

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