Legrand TX3 circuit breaker Miniature circuit breaker Type C 1

LEGRAND 403433 TX3 LS C13A 1p 6kA 1M (403433) is a single-pole miniature circuit breaker for overcurrent protection in residential and light commercial electrical panels. It is part of the TX3 LS family by Legrand, rated for 13 A with a C tripping characteristic, 6 kA breaking capacity and a 1-module width suitable for standard DIN-rail mounting at 230 V AC / 400 V AC.

Advantages

The LEGRAND 403433 offers dependable overcurrent protection with a C curve that balances sensitivity to overloads and tolerance for motor or transformer inrush currents. Its 6 kA breaking capacity provides safe interruption of typical fault currents in contemporary installations. The compact 1M width saves space in distribution boards while remaining compatible with standard DIN-rail systems and panel busbars.

Suitable for

Key specifications

How to use

Mount the circuit breaker on a standard DIN-rail inside the distribution board, connect the line (supply) and load conductors according to the panel wiring diagram, and ensure torque and conductor sizes comply with applicable standards. Use the breaker to protect a single-phase branch circuit with a continuous current up to 13 A. Check coordination with upstream and downstream protective devices and perform an operational test after installation.

Recommendations

Install and commission this device in accordance with local electrical codes; verify mechanical and electrical compatibility with the panel busbar and adjacent devices. For installation, testing or integration into existing systems, consult a qualified electrician.