Legrand miniature circuit breaker TX3 according to EN 60898-1,0641-11, EN 60947-2, 3-pole, D-characteristic, rated current In 20 A, rated switching capacity Icn 6 kA according to EN 60898-1, rated voltage Un 400 VAC, rated frequency 50/60 Hz, energy limitation class 3, fastening on top hat rail EN 60715 by means of a snap-in quick fastening, clear information on the front of each device, clear switch position indicator red/green on the switch lever, with labeling window, with protection against misplacement for safe insertion of the conductor into the elevator terminal, attachment of auxiliary devices possible. Circuit breakers with D characteristics are intended for line protection in power circuits with very high inrush currents (e.g. welding transformers).
| Property | Value |
| Tripping characteristic: | D |
| Rated current: | 20 A |
| Rated voltage: | 400 V |
| Type of voltage: | AC |
| Frequency: | 50 to 60 Hz |
| Width in pitch units: | 3 |
| Number of poles (total): | 3 |
| Additional equipment possible: | yes |
| Installation depth: | 44 mm |
| Protection class (IP): | IP20 |
| Rated switching capacity Icn according to EN 60898 at 230 V: | 10 kA |
| Rated switching capacity Icn according to EN 60898 at 400 V: | 6 kA |
| Pollution level: | 2 |
| Switching neutral conductor: | no |
| Number of protected poles: | 3 |
| Rated insulation voltage Ui: | 500 V |
| Rated impulse withstand voltage Uimp: | 4 kV |
