GRZ100
36
BUS
TB1 -1
4
3
2
7
6
5
9
8
10
12
11
13
15
14
16
BUS VT
CT
CB
VT
BUS VT
Io from
adjacent Line CT
A3
B3
A4
A5
B4
B5
A6
A7
B6
B7
A8
A9
B8
B9
A10
A11
B11
B10
B O 1
B O 2
B O 3
B O 4
B O 5
B O 6
B O 7
B O 8
B O 9
B O 10
B O 11
B O 12
TB3- A2
A1
B1
B2
A12
B12
RELAY FAILURE
B13
TB3-A13
(HIGH SPEED RELAY)
B O 13
FA IL
DD FAIL.
TB4-A16
(-)
(+)
+5Vdc
0V
B18
A18
E
B17
B16
A17
DC
SUPPLY
CASE EARTH
DC-DC
RELAY FAIL.
≧1
B15
A15
20
-
TRIP-B
TRIP-A
TRIP-C
TP -A 1
TP -B 1
TP -C 1
(+)
TB4- A3
A1
B3
A2
B2
(
∗
1)
(
∗
1)These connections are connected
by wire link before shipment.
A2
B2
A3
A4
B3
B4
A5
A6
B5
B6
TB2-A1
B1
B O 1
B O 2
B O 3
B O 4
B O 5
B O 6
IO#3
RS485 I/F
COM-B
COM-A
TB3-A18
B18
A17
B17
A16
B16
COM-0V
(Single port)
COM2-B
COM2-A
TB3-A18
A17
A16
B18
B17
B16
COM2-0V
COM1-B
COM1-A
COM1-0V
Dual RS485 I/F ports
IRIG-B
CN1
or
TX1
CK1
RX1
CN2
Communication
Links
Optical
Interface
Electrical
Interface
TX2
CK2
RX2
TX1
RX1
TX2
RX2
CH1
(*)CH2
CH1
(*) CH2
Ethernet LAN I/F
(option)
RJ45
Terminal Block Arrangement (Rear view)
(Note) GRZ100-214: 2 terminal system, not provided
with terminals marked with (*).
GRZ100-224: 3 terminal system
A1
VCT
TB2
B6
B1
IO#3
IO#2
TB1
TB3
TB4
IO#1
CN1
(IRIG-B)
E
A18
A1
B18
1
2
19
20
VCT
TB2
B6
B1
IO#3
IO#2
TB1
TB3
TB4
IO#1
CN1
(IRIG-B)
E
A18
A1
B18
1
2
19
20
For optical interface
For electrical interface
A18
B1
B18
A1
A18
B1
B18
CN2
TX1
RX1
TX2
RX2
(*)
(-)
A5
B5
BI2
BI1
TB4 -B4
A4
B6
BI3
B7
BI4
A6
A7
B8
BI5
B9
BI6
A8
A9
B10
BI7
B11
BI8
A10
A11
B12
BI9
B13
BI10
A12
A13
B14
BI11
B15
BI12
A14
A15
A8
BI21
B8
BI22
B7
BI20
BI19
TB2
–
A7
A9
BI23
B9
BI24
A10
BI25
B10
IO#3
IO#1
B14
BI17
BI16
TB3
–
A14
A15
BI18
B15
IO#2
(-)
(-)
Transfer trip 1
DEF block
(+)
CB1 contacts
(Closed when CB main
contact closed.)
CB1-B
EXT trip-A
EXT trip-B
EXT trip-C
[Default setting]
CB1-A
CB1-C
Carrier block
Disconnector N/C contact
Protection block
External VT failure (EXT VTF)
Z1X initiation
OC block
Indication reset
EFI block
Transfer trip 2
External trip signals
(CBF Initiation)
Disconnector N/O contact
OCI block
EXTTP block
SOTF block
STUB block
Figure 31 Typical external connection of Models 214/224