Toshiba GRD110 Manual page 18

GRD110
BUSBAR
CT
Core balance
CT
CB
(P)
BI1 COMMAND
BI2 COMMAND
BI3 COMMAND
BI4 COMMAND
BI5 COMMAND
BI6 COMMAND
BI7 COMMAND
BI8 COMMAND
TB1-
1
2
3
4
5
6
7
8
FRAME EARTH
TB2-
A1
BI1
B1
A2
BI2
B2
A3
BI3
B3
A4
BI4
B4
A5
BI5
B5
A6
BI6
B6
A7
BI7
B7
A8
BI8
B8
(N)
RELAY FAIL.
DD FAIL.
TB2- A9
DC
(+)
DC-DC
SUPPLY
B9
(-)
A10
B10
E
CASE EARTH
Figure 8 - GRD110-420, 520 Typical Application Diagram
TB3-
B4
I
A
A4
I
A5
B
B5
I
C
A7
B7
I
SE
A6
B6
B8
A8
A9
B9
A10
B10
A11
B11
A13
B13
A12
B12
A14
B14
A15
B15
A16
B16
B17
A17
FAIL
A18
B18
1
TB3-A2
COM1-A
+5Vdc
B2
A1
0V
COM1-B
B1
A3
COM1-0V
B3
FRAME EARTH
TB4-A2
COM2-A
B2
A1
COM2-B
B1
A3
COM2-0V
B3
18
OUTPUT CONTACTS
SIGNAL LIST (DEFAULT)
BO1 GENERAL TRIP
BO2 GENERAL TRIP
BO3 GENERAL TRIP
BO4 GENERAL TRIP
BO5 OC1 TRIP
BO6 EF1 TRIP
BO7 SEF1-S1 TRIP
RS485 I/F for RSM, IEC60870-5-103
RS485 I/F for IEC60870-5-103
(Dual RS485 model only)