Description
Features
Reviews
Legrand miniature circuit breaker DX3 according to EN 60947-2, 4-pole, D characteristic, rated current In 125 A, rated switching capacity 10 kA according to EN 60898-1, 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: | 125 A |
| Rated voltage: | 400 V |
| Type of voltage: | AC |
| Frequency: | 50 to 60 Hz |
| Width in pitch units: | 6 |
| Number of poles (total): | 4 |
| Additional equipment possible: | yes |
| Installation depth: | 47 mm |
| Protection class (IP): | IP20 |
| Rated switching capacity Icu according to IEC 60947-2 at 230 V: | 32 kA |
| Rated switching capacity Icu according to IEC 60947-2 at 400 V: | 16 kA |
| Rated switching capacity Icn according to EN 60898 at 400 V: | 10 kA |
| Pollution level: | 2 |
| Switching neutral conductor: | yes |
| Number of protected poles: | 4 |
| Rated insulation voltage Ui: | 500 V |
| Rated impulse withstand voltage Uimp: | 4 kV |
| Ambient temperature during operation: | -25 to 70 °C |
| Connectable conductor cross-section stranded: | 6 to 50 mm² |
| Connectable conductor cross-section single-wire: | 6 to 70 mm² |
Features
Insert Module Type
Light switch covers
Manufacturer
HAN
409542
GTIN
3245064095426
Connectable conductor cross-section solid
6 to 70 mm²
Connectable conductor cross-section stranded
6 to 50 mm²
Number of protected poles
4
Trigger characteristics
D
Rated insulation voltage Ui
500V
Rated switching capacity Icn according to EN 60898 at 400 V
10kA
Rated switching capacity Icu according to IEC 60947-2 at 230 V
32kA
Rated switching capacity Icu according to IEC 60947-2 at 400 V
16kA
Rated voltage
400V
Rated impulse withstand voltage Uimp
4kV
Rated current
125A
Width in pitch units
6
Installation depth
47 mm
Frequency
50 to 60 Hz
Switching neutral conductor
Yes
Number of poles (total)
4
IP protection)
IP20
Voltage type
AC
Ambient temperature during operation
-25 to 70 °C
Degree of contamination
2
Additional equipment possible
Yes
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