Description
Features
Reviews
Legrand miniature circuit breaker DX3 according to EN 60947-2, 3-pole, D characteristic, rated current In 20 A, rated switching capacity 25 kA according to EN 60947-2, rated voltage Un 400 VAC, rated frequency 50/60 Hz, fastening on top hat rail EN 60715 using two snap-in quick fasteners, clear information on the front of each device, clear switch position indicator red/green, 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: | 4.5 |
| Number of poles (total): | 3 |
| Additional equipment possible: | yes |
| Installation depth: | 47 mm |
| Protection class (IP): | IP20 |
| Rated switching capacity Icu according to IEC 60947-2 at 230 V: | 50 kA |
| Rated switching capacity Icu according to IEC 60947-2 at 400 V: | 25 kA |
| Pollution level: | 3 |
| Switching neutral conductor: | no |
| Number of protected poles: | 3 |
| Rated insulation voltage Ui: | 500 V |
| Rated impulse withstand voltage Uimp: | 6 kV |
| Ambient temperature during operation: | -25 to 70 °C |
| Connectable conductor cross-section, stranded: | 1.5 to 35 mm² |
| Connectable conductor cross-section single-wire: | 1.5 to 50 mm² |
Features
Insert Module Type
Light switch covers
Manufacturer
HAN
409834
GTIN
3245064098342
Connectable conductor cross-section solid
1.5 to 50 mm²
Connectable conductor cross-section stranded
1.5 to 35 mm²
Number of protected poles
3
Trigger characteristics
D
Rated insulation voltage Ui
500V
Rated switching capacity Icu according to IEC 60947-2 at 230 V
50kA
Rated switching capacity Icu according to IEC 60947-2 at 400 V
25kA
Rated voltage
400V
Rated impulse withstand voltage Uimp
6kV
Rated current
20A
Width in pitch units
4.5
Installation depth
47 mm
Frequency
50 to 60 Hz
Switching neutral conductor
No
Number of poles (total)
3
IP protection)
IP20
Voltage type
AC
Ambient temperature during operation
-25 to 70 °C
Degree of contamination
3
Additional equipment possible
Yes
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