Power switch with thermal-magnetic trip unit DPX3 160 3P 125A 25kA 420046

Power switch DPX³ – reliable protection of electrical installations

This three-pole DPX³ power switch with a rated current of 125A and a short-circuit breaking capacity of 25kA is a solid solution for protecting electrical circuits. Designed for both residential and industrial applications, it provides effective protection against overloads and short circuits. The device's construction allows for mounting on a TH rail, which facilitates installation and servicing.

This switch is characterized by high reliability and durability, which translates to a long service life and minimal operating costs. The integrated undervoltage release further increases safety by protecting against the effects of voltage drops in the network.

Functionality and design features

The DPX³ switch has been designed with ease of installation and operation in mind. It has screw connections that provide a secure and durable connection of wires. An additional switchable auxiliary contact allows integration with control and signaling systems. The tripping indicator facilitates quick identification of the device's status.

It is worth noting the setting range of the overload release (100-125A), which allows for precise adjustment to the load characteristics. The short-circuit release with a setting of 1250A ensures a quick response in the event of a short circuit, minimizing the risk of damage to the installation and equipment. The device is adapted to operate in a wide range of rated voltages (220-690V), making it a universal solution for various applications. The degree of protection IP30 guarantees protection against touch and ingress of solid objects.

Application and compliance with standards

The DPX³ switch is used in:

• Electrical distribution boards
• Distribution boards
• Lighting circuits
• Electric motor power supplies
• Protection of electrical installations in residential, commercial and industrial buildings

The device meets the requirements of IEC 60947-2 standard, which confirms its safety and high quality of workmanship. This is crucial for professional installers who need to be sure that the components used meet the applicable standards. Additionally, the optional mounting of a motor drive expands the functionality of the switch, enabling remote control.