Toshiba GR200 Series - 2.29.8 Scheme logic

6F2S1914 (0.49)
GRL200 (Soft 033 & 037)
- 363 -
2.29.8 Scheme logic
The scheme logics of the FS are shown in Figure 2.29-3 and Figure 2.29-4. Each element has
a scheme switch to enable its operation. In order not to operate the FS, Off has to be for the
scheme switch [FS-EN], so the FS function will not influence tripping.
Figure 2.29-3 Soft fail scheme logic (1)
8E00011C22
8C00011C20
8D00011C21
OCFS
A
B
C
≥1
&
OCFS-EN
On
OCFS_OP
8000011B60
TOCDFS
On
OCDFS-EN
8A00021C22
8800021C20
8900021C21
OCDFS
A
B
C
≥1
&
On
UVFS-EN
8200051C22
8000051C20
8100051C21
UVFS
A
B
C
≥1
&
0.00-300.00s
0
t
0
t
0
t
OCDFS_OP
UVFS_OP
8100021B60
8800051B60
0.00-300.00s
UVSFS-EN
TDUVFS
On
8600061C22
8400061C20
8500061C21
UVSFS
A
B
C
≥1
&
On
DUVFS-EN
8A00071C22
8800071C20
8900071C21
DUVFS
A
B
C
≥1
&
0
t
0
t
0
t
UVSFS_OP
DUVFS_OP
8900061B60
8A00071B60