Toshiba GR200 Series Instruction Manual page 156

Z1XS element
Zab ≤ Z1XS
Zbc ≤ Z1XS
Zca ≤ Z1XS
Checking
particular reach
From Z1S
ZminF-PERM-AB Z-min
ZminF-PERM-BC PERM Check
ZminF-PERM-CA
ZminR-PERM-AB
ZminR-PERM-BC
ZminR-PERM-CA
From ZG
Z1X_M.PHASE_FAULT
8100006EBB2 Z1XS_ARCBLOCK
Distance common function
810006EBB1 Z1XS_INST_OP
From VTF
1
VTF-DETECT
810006EBB3 SOTF-Z1XS BLOCK
From SOTF-OC
SOTF-EN-COND
810006EBB0 Z1XSTP_BLOCK
AB
OCF1XS
BC
CA
Z1XS-OCFS Off
AB
LES-R
BC
CA
AB
LES-L
BC
CA
800008EBB2 LES BLOCK
Block
Z1XS-LEBlk
800008EBB0 PSBS BLOCK
810008EBB1 PSBS F.RESET
Figure 2.10-38 Z1XS/SOTF-Z1XS scheme logics generating trip signals
&
≥1
&
≥1
&
≥1
8400011C20
Z1XS-AB
8500011C21
Z1XS-BC
8600011C22
Z1XS-CA
OFF
Z1XS-MDDET
≥1
≥1
Z1XS-ARCBlk
On
≥1
&
&
A
OCCR
B
&
&
C
&
&
EFL
1
OCN-PS
Z1XS-EN On
Z1XS-SOTF On
&
1
1
8400011C24
≥1
8500011C25
≥1
8600011C26
8000081B68 8000081B6F
≥1
&
8100081B69 8100081B6F
≥1 &
8200081B6A 8200081B70
≥1 &
8000081B6B
8100081B6C
AB
PSBS
8200081B6D
OUT
BC
CA
1 ≥1
AB
PSBS
1
IN
BC
CA
PSBSRS
8700011B63
≥1
&
&
&
&
&
&
&
&
&
0.00-100.00s
&
&
&
&
&
&
≥1
&
&
1
1
1
8400081B65
& ≥1
&
8500081B66
&
8600081B67
&
8000081B62
& ≥1
8100081B63
1
&
8200081B64
&
≥1
1
≥1
1
&
PSBSFR
ON
ON
- 133 -
6F2S1914 (0.49)
TZ1XS ≥1
≥1
t 0
8100061B23
t 0
≥1
t 0
≥1
8400011B66
&
8500011B67
8600011B68
&
&
8400061B6A
8500061B6B
8600061B6C
≥1
8100061B2B
S
1 &
R
TPSBS
t 0
S
0.020-0.100s
R
Z1XS-PSBBlk
Block
&
t 0
≥1
0.05s
TPSBSFR
t 0
&
0.00-10.00s
GRL200 (Soft 033 & 037)
To Grouping logic
Z1XS-OPT
Z1XS-OPT-AB
Z1XS-OPT-BC
Z1XS-OPT-CA
&
Z1XS-ARC-BL
OCK
SOTF-Z1XS-OPT-AB
SOTF-Z1XS-OPT-BC
SOTF-Z1XS-OPT-CA
SOTF-Z1XS-TRIP
To CTF,VTF
PSBS-VCTF-BLK
&
1