Legrand DPX moulded case circuit breaker 4P, 320 A, 70 kA, with measurement, electronic trip unit, reference 422886. Application and mounting: for TH rail mounting. Features: optional DIN TH rail mounting, supplied with protection device, optional motor operator. Parameters: rated current In 320 A; breaking capacity Icu 70 kA; overload release setting range 0.2…1 A; number of auxiliary changeover contacts 1; voltage type AC; width 270 mm, height 150 mm, depth 170 mm. A moulded case circuit breaker is used to switch distribution circuits and protect them against overloads and short circuits.
Technical data
Series
DPX 250 1600
Ultimate breaking capacity Icu
70 kA
Depth
170 mm
Rated current In
320 A
Width
270 mm
Height
150 mm
Device design
Complete device in housing
For TH rail mounting
Yes
Supply direction
From top or bottom
Colour
Grey
Number of poles
3
Number of auxiliary changeover contacts
1
Number of auxiliary NC contacts
1
Number of auxiliary NO contacts
1
Labelling area
Yes
Impact resistance
IK07
Optional DIN (TH) rail mounting
Yes
Optional motor operator
Yes
Terminal marking
No
Terminal cross-section (min-max)
90 - 150 mm²
Actuator type
Switch
Connection cable type
Flexible or rigid
Voltage type
AC
Main contact connection type
Screw connection
Degree of protection (IP)
IP30
Storage temperature (min-max)
-40 - 85 °C
Main circuit terminal location
Rear
Supplied with protection device
Yes
Integrated motor operator
No
Frequency range (min-max)
50-60 Hz
Rated voltage range (min-max)
230-400 V
Short-time delay release setting range (min-max)
1.5 - 10 A
Overload release setting range (min-max)
0.2 - 1 A
Operating temperature range (min-max)
-5 - 70 °C
Contains battery and/or accumulator
No
With trip indicator
No
With integrated undervoltage release
No
Integrated earth fault protection
No
Rated short-circuit breaking capacity Icu at 400 V, 50 Hz
70 kA
Rated uninterrupted current Iu
320 A
Technical data according to the manufacturer's documentation.
