Toshiba GR200 Series Instruction Manual page 760

Centralized busbar protection ied
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2-3. Section's CH
(1)Binary input
The required input conditions are as follows.
-CB contacts
-DS contacts
DS contacts is not indispensable, but Toshiba recommend to inject the DS contacts.
-CBF start signals by the bus-section-protection
(2)Binary output
The recommended output signals are as follows.
-BP trip signal (=DIF trip signal)
-CBF trip signal (=CBF re-trip and CBF zone-trip signal).
Section
DS
DS
CB
-A
CH-Z
Bus-A
P
N/O contact
DS-A
N/C contact
P
N/O contact
CB
N/C contact
P
CBF starts
by the Bus-section-protection
- 746 -
mainly for CH-Z
BIO5 A
(+)
1
BI1
(-)
2
(+)
3
BI2
(-)
4
(+)
5
BI3
(+)
6
BI4
(-)
7
N
(+)
8
BI5
(+)
9
BI6
(-)
10
N
(+)
11
BI7
(+)
12
BI8
(+)
13
BI9
(-)
14
N
15
BO1
16
17
BO2
18
21
P
BO3(SF)
22
23
BO4(SF)
24
25
BO5(SF)
26
27
P
BO6(SF)
28
29
BO7(SF)
30
31
BO8(SF)
32
35
37
36
BO9
38
6F2S1931 (0.20)
BP trip
(DIF trip)
CBF trip
(Re-trip and Zone-trip)
Centralized GRB200
(Soft: 030, 031, 032, 033, 034)

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