The Legrand DX3 circuit breaker can be connected with either pin or fork terminal rails. Short circuit breaking capacity according to IEC 60947-2 – 16kA. In addition, this Legrand circuit breaker can be equipped with DX3 auxiliary contacts. The DX3 circuit breaker cannot be fitted with ground fault elements. Legrand Lexic DX3 circuit breakers are available in different variants.
Specifications
Built-in depth (mm) : 47
Release characteristic : C
Number of poles (total) : 4
Number of protected poles : 4
Rated current (A) : 125
Rated voltage (V) : 400
Rated insulation voltage Ui (V) : 500
Rated impulse withstand voltage Uimp (kV) : 4
Voltage-type : AC
Rated short-circuit breaking capacity Icn according to EN 60898 at 400 V (kA) : 10
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 230 V (kA) : 32
Rated short-circuit breaking capacity Icu according to IEC 60947-2 at 400 V (kA) : 16
Frequency (Hz) : 50 Hz to 60 Hz
Current limiting class : 3
Flush-mounted installation : Yes
Concurrently switching neutral conductor : Yes
Pollution degree : 2
Additional equipment possible : Yes
Width in number of modular spacings : 6
Degree of protection (IP) : IP20
Ambient temperature during operating (°C) : -25 °C to 70 °C
Connectable conductor cross section multi-wired (mm²) : 6 mm² to 50 mm²
Connectable conductor cross section solid-core (mm²) : 6 mm² to 70 mm²
Explosion-proof : No
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