Toshiba GR200 Series Instruction Manual page 481

Line differential protection ied
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Success check logic – settings (TARCSUC, ARC-SucChk)
(xiii)
Figure 2.34-23 illustrates the success check logic for CB1 and CB2.
Issuing for CB#1
ARC1 SHOT
Initiation for CB#1
ARC1 NOT_IN-PROG
Start
ARC_START
Issuing for CB#2
ARC2 SHOT
Initiation for CB#2
ARC2 NOT_IN-PROG
Start
ARC_START
From PROT_COMMON
CB1_ALLPH_CLOSE
CB2_ALLPH_CLOSE
ARC-SucChk
TARCSUC
t
0
S
R
0.10-100.00s
≥1
TARCSUC
t
0
S
R
0.10-100.00s
≥1
Off
On
Figure 2.34-23 Success check logic
- 458 -
&
8C00011B71
&
ARC1 CLOSE FAIL
8000011B72
ARC1 CLOSE SUCCESS
&
0.1s
&
8C00021B6D
&
ARC2 CLOSE FAIL
8000021B6E
ARC2 CLOSE SUCCESS
&
0.1s
ARC1 SHOT RS
ARC2 SHOT RS
6F2S1914 (0.49)
ARC-SUCCHK=ON
To TRC
CB1_94TT
ARC1 FT
Initiation for CB#1
ARC1 RS
To TRC
CB2_94TT
ARC2 FT
Initiation for CB#2
ARC2 RS
ARC-SUCCHK=OFF
Initiation
ARC1 RS
ARC2 RS
GRL200 (Soft 033 & 037)

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