Open Access
Table 1
Types of bus transfer failure.
| Cause | Number | Remark |
|---|---|---|
| CB malfunction | 4 | Failure of closing |
| Ground fault | 2 | Low bus voltage |
| Perturbation of grid voltage | 1 | Low bus voltage |
| Others | 5 | Dissatisfaction of bus transfer conditions |
| Total | 12 |
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