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Toshiba GR-200 Series Instruction Manual page 97

Multi functional protection ied
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Energizing current
Pickup threshold in relay
Measuring quantity
Inverse-time-reset characteristic
Stage to element
return
Setting
[*-Rtimer]=DEP
Integrator
Trip signal
Definite-time-reset characteristic
Stage to element
return
Setting
[*-Rtimer]=DEF
Integrator
Trip signal
Integration will be kept in timer [TSEF1R].
The integration will start again when the energizing current
becomes larger than [SEF1] within [TSEF1R].
Figure 2.4-5 Inverse-time-reset characteristics
Reset time of DT
(vi)
When setting [SEF1-Timer] = DT, the reset time is designed to be instant. Reset settings
[SEF1-Rtimer] etc. are not required.
The integration will be deceased depending on the
[SEF1-RTMS-*] reset characteristics.
Reset time
- 78 -
Energizing current
cleared by tripping
The integration will be reset when the energizing current
does not become larger than [SEF1] in [TSEF1R].
6F2T0200 (0.15)
Time →
[SEF1] threshold
0 A
GRE200 (1,2)

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