The new DPX³ MCCBs offer an optimised range, a wide selection of versions and characteristics, innovative functions and the same depth from 16 to 250 A



  • DPX³ 16 A and 160 A MCCBs

The same depth from 16 to 250 A

With 2 new ratings (80 and 200 A), a wide selection of versions and characteristics, and innovative functions, Legrand has an even more comprehensive range with just two sizes of of circuit breaker.


Reliable, precise protection

To comply with all requirements for protecting people and property, the new DPX³ MCBs and RCBOs are available in thermal-magnetic versions from 16 to 250 A and electronic versions from 40 to 250 A.

  • DPX³ 250 thermal-magnetic MCCB
    with 100 A earth leakage model
  • Integrated measurement in DPX³ 250 electronic MCCBs

Integrated measurement on electronic DPX³ 250

The new electronic DPX³ 250 MCCBs with integrated measurement functions provide access to the parameters of the installation in a compact unit.

The values measured can be viewed:

- Directly on the electrical panel, on the LCD on the front of the device

- Remotely from a PC or smartphone equipped with supervision software, via the RS485 communication interface and the Modbus protocol


Remote tripping for simplified operation:

The motorised controls for the DPX³ 160 and 250 enable the devices to be tripped and reset remotely to provide a simple answer to operating requirements.

They come in just two catalogue numbers for all DPX³, one with a side handle and one with a front handle. They take a wide range of DC and AC supply voltages.

  • DPX³ 16 A and 160 A MCCBs

Motorised supply inversion for continuous operation

The DPX³ interlocking device greatly simplifies the installation of a supply inverter:

- Front mounting

- Compact

- No adjustment necessary

- A DPX³ 160 and a DPX³ 250 can be used together

- Fixed version for rail mounting, enabling installation in small cabinets

- Just 2 catalogue numbers for all DPX³, whatever the size: one for fixed versions, one for plug-in versions

- Combined with an automated control unit, supply inversion can be controlled locally or even remotely by supervision


DPX³ 160 and 250 connections

DPX³ 160 have cage terminals as standard for direct connection via cable or bars.

DPX³ 250 are supplied with plain connection plates for connection via bars or lugs. They can have cage terminals as an option. A complete range of connection accessories is also available for all installation configurations.