| |||
| Differentialrelais n; Differentialschutz m; Relais mit Differentialwirkung | |||
| Fehlerstromschutz m | |||
| Stromwaage f; Differentialschutzrelais n | |||
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differential relay : 12 phrases in 4 subjects |
| Communications | 5 |
| Electronics | 1 |
| Measuring instruments | 1 |
| Technology | 5 |