Toshiba GR200 Series Instruction Manual page 477

Line differential protection ied
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TPAR logic – settings (TTPAR1, TRR1)
(ix)
The TPAR logic for CB#1 and CB#2 are illustrated in Figure 2.34-19. To operate in the TPAR
mode in the CB#1, the VCHK function provides a permission signal for the TPAR logic. The
dead timer [TTPAR1] is required to set in the logic. The user should set the [TRR1] to have the
coordination with the [TTPAR1].
From VCHK function
ARC1-VCHK
ARC2-VCHK
From Initiation
ARC1-S1 IN-PROG
ARC1 IN-PROG
From Condition in CB#1
ARC1_TPAR_COND
From Initiation
ARC2-S1 IN-PROG
From Condition in CB#2
ARC2_TPAR_COND
From Reclose sequence
TPAR1_START
TPAR2_START
Note: Settings [TTPAR1_SUB], [TTPAR2_SUB] are not required as in the default.
&
810001EBBD
810001EBBE
810001EBBF
810001EBC0
&
810002EBBE
810002EBBF
810002EBC0
810002EBC1
Figure 2.34-19 ARC1 TPAR and ARC2 TPAR
- 454 -
TTPAR1
t
0
&
TPAR1_START
0.01 – 300.00 s
TPAR1_COND
TTPAR1_SUB
t
0
&
TPAR1_SUB_START
0.01 – 300.00 s
TPAR1_SUB_COND
TTPAR2
t
0
&
TPAR2_START
0.01 – 300.00 s
TPAR2_COND
TTPAR2_SUB
t
0
&
TPAR2_SUB_START
0.01 – 300.00 s
TPAR2_SUB_COND
TRR1
t
0
ARC1-S1 TRR
0.01 – 310.00 s
TRR2
t
0
ARC2 TRR
0.01 – 310.00 s
6F2S1914 (0.49)
For Issuing for CB
8000011B63
ARC1_TPAR
&
≥1
&
For Issuing for CB
8100021B64
ARC2_TPAR
&
≥1
&
To TRC
CB1_94TT
ARC1-FT
ARC2-FT
CB2_94TT
GRL200 (Soft 033 & 037)

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