Legrand DPX3 moulded case circuit breaker 4P, 40 A, 50 kA, with measurement, electronic trip unit, reference 423485. A moulded case circuit breaker is used to switch distribution circuits and protect them against overloads and short circuits. Key parameters: rated current In 40 A; number of poles 4; breaking capacity Icu 50 kA; overload release setting range 10…40 A; short-circuit release setting range 60…400 A; number of auxiliary changeover contacts 2; voltage type AC; width 140 mm, height 165 mm, depth 112 mm. Features: with trip indicator, supplied with protection device, optional motor operator.
Technical data
Series
DPX3 250A
Ultimate breaking capacity Icu
50 kA
Depth
112 mm
Rated current In
40 A
Width
140 mm
Height
165 mm
Device design
Permanently installed device
For TH rail mounting
No
Supply direction
Not applicable
Colour
Grey
Number of poles
4
Number of auxiliary changeover contacts
2
Labelling area
No
RAL number
7035
Impact resistance
Not applicable
Optional DIN (TH) rail mounting
No
Optional motor operator
Yes
Terminal marking
No
Terminal cross-section (min-max)
2.5-120 mm²
Actuator type
Switch
Connection cable type
Flexible or rigid
Voltage type
AC
Main contact connection type
Pin connection
Degree of protection (IP)
IP30
Storage temperature (min-max)
-25-85 °C
Main circuit terminal location
Front
Supplied with protection device
Yes
Integrated motor operator
No
Frequency range (min-max)
50-60 Hz
Rated voltage range (min-max)
230-690 V
Overload release setting range (min-max)
10-40 A
Short-circuit release setting range (min-max)
60-400 A
Operating temperature range (min-max)
-5-70 °C
With trip indicator
Yes
With integrated undervoltage release
No
Integrated earth fault protection
No
Rated short-circuit breaking capacity Icu at 400 V, 50 Hz
50 kA
Rated uninterrupted current Iu
40 A
Technical data according to the manufacturer's documentation.
