Step4-2:Coupler Definitions - Toshiba GRB200 Instruction Manual

Replica setting procedure for centralized busbar protection ied
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Step4-2:Coupler definitions

3.4.3
CH2 and CH3, assigned at West Coupler, are set to protect ZoneA and ZoneB.
CH4, assigned at North Section, is set to protect ZoneC.
CH5 and CH6, assigned at South Section, are set to protect ZoneB and ZoneD.
Setting items
CH1
On
[CH use_CH*]
West
[CH name_CH*]
Feeder
Feeder
[BayDevice_CH*]
1(NA)
[Coupler No_CH*]
ZoneA
[Zone1_CH*]
ZoneB
[Zone2_CH*]
Non
[Zone3_CH*]
Non(NA)
[ZoneR1_CH*]
Non
[Zone-NoDIF_CH*]
DirConn
[CB_CH*]
[DS11_CH*]
NO, NC, Both
[DS12_CH*]
NO, NC, Both
Non
[DS13_CH*]
DirConn
[DS21_CH*]
Non
[Line1_CH*]
Non
[Line2_CH*]
Non
[Line3_CH*]
POS1
[CT-POS_CH*]
[ZACbyCB_CH*]
Table 3.4-2 Settings on Step4-2
CH2
CH3
CH4
On
On
On
North
West Coupler
Section
Coupler
Coupler
1
2
ZoneA
ZoneB
ZoneC
Non
Non
Non
Non
Non
ZoneA
Non
Non
NO, NC or
NO, NC or Both
Both
NO, NC or
NO, NC or Both
Both
Non
Non
Non
Non
NO, NC or
Non
Both
Non(NA)
Non(NA)
Non(NA)
Non(NA)
Non(NA)
Non(NA)
POS1(NA)
POS1(NA)
- 23 -
CH5
CH6
CH7
On
On
On
South Section
East Feeder
Coupler
Feeder
3
1(NA)
ZoneB
ZoneD
ZoneC
Non
ZoneD
Non
Non
Non
Non(NA)
Non
Non
DirConn
NO, NC or Both
NO, NC or Both
NO, NC, Both
Non
NO, NC, Both
Non
Non
Non
DirConn
Non(NA)
Non
Non(NA)
Non
Non(NA)
Non
POS1(NA)
POS1
6F2S1923 (0.03)
CH8 to CH24
Off
(no settings)
Non
1(NA)
GRB200C (Replica)

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