BRC--BLOCK
BRC--TRIP
Function Enable
TEST-ACTIVE
AND
TEST
BlockBRC = Yes
PU_ub
Unsymmetrical
Current Detection
AND
OR
BRC--START
en07000123.vsd
IA<50%Pickup_PN
0-t
0
IB<50%Pickup_PN
IC<50%Pickup_PN
OR
IEC07000123 V1 EN
Figure 246:
Simplified logic diagram for Broken conductor check BRCPTOC (46)
7.13.3
Function block
ANSI07000034-2-en.vsd
BRCPTOC (46)
I3P*
BLOCK
BLKTR
TRIP
PICKUP
ANSI07000034 V2 EN
Figure 247:
BRCPTOC (46) function block
7.13.4
Input and output signals
Table 247:
BRCPTOC (46) Input signals
Name
Type
Default
Description
I3P
GROUP
SIGNAL
-
Group signal for current input
BLOCK
BOOLEAN
0
Block of function
BLKTR
BOOLEAN
0
Blocks the operate output
Section 7
1MRK505222-UUS C
Current protection
488
Technical reference manual
Summary of Contents for Relion 670 series
Page 1: ...Relion 670 series Line differential protection RED670 ANSI Technical reference manual...
Page 2: ......
Page 40: ...34...
Page 50: ...44...
Page 60: ...54...
Page 126: ...120...
Page 384: ...378...
Page 496: ...490...
Page 556: ...550...
Page 602: ...596...
Page 620: ...614...
Page 794: ...788...
Page 864: ...858...
Page 988: ...982...
Page 998: ...992...
Page 1084: ...1078...
Page 1164: ...1158...
Page 1168: ...1162...
Page 1220: ...1214...
Page 1230: ...1224...
Page 1231: ...1225...