Toshiba GR200 Series Instruction Manual page 1061

Line differential protection ied
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Figure 5.2-16 Positive polarity settings in 1.5CB arrangement in VCT11B
Table 5.2-1 VCT settings provided with FEP_COMMON
FEP_COMMON (Function ID: 7F0001)
Setting item
APPL-Ves2
APPL-CTSELECT
Polarity
Pol-1CT
setting
Pol-1CT-Ie
Pol-2CT
Pol-2CT-Ie
Pol-CT-Iem
†Note: For more information about the VCT11B and VCT12B, see the preceding section.
Busbar
Line1
Line2
Busbar
Uni
Range
ts
Off / Ve / Vs2
Voltage input either Ve pr Vs
1CT / 2CT
Selection of either 1CB or 1.5CB (Not available)
Negative / Positive
1CT Polarity
Negative / Positive
Ie Polarity
Negative / Positive
2CT Polarity
Negative / Positive
Ie2 Polarity
Negative / Positive
Iem Polarity
- 1038 -
VCT
CT
I a
1CT
I b
I c
Setting [Pol-1CT] = Positive
I e
1CT-Ie
Setting [Pol-1CT-Ie] = Positive
I a2
2CT
I b2
I c2
Setting [Pol-2CT] = Positive
I e2
2CT-Ie
Setting [Pol-2CT-Ie] = Positive
I em
CT-Iem
Setting [Pol-CT-Iem] = Positive
Contents
(Not available)
(Not available)
6F2S1914 (0.49)
1CB
1CB or 1.5CB
Settings in
Settings in
VCT12B†
VCT11B‡
Vs2
Vs2
2CT
Positive
Positive
Positive
Positive
Positive
Positive
Positive
Positive
GRL200 (Soft 033 & 037)

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