DPX3 circuit breaker 250 HP 3P 50 A 70 kA 423125

Three-pole circuit breaker DPX3 250 HP – Reliable protection for electrical installations

The DPX3 250 HP circuit breaker is an advanced solution designed to protect electrical circuits in residential, commercial, and industrial buildings. Designed by Legrand, this three-pole breaker provides effective protection against overloads and short circuits, ensuring user safety and long-term reliability. With a rated continuous current of 50A and a high short-circuit breaking capacity of 70kA at 400V, it is an ideal choice for demanding applications.

Design and Application

The DPX3 250 HP circuit breaker features a robust construction and fixed mounting design. It is compatible with a rated voltage range of 230-690V, ensuring versatility and suitability for diverse electrical installations. The bolted connection of the main contacts simplifies installation and ensures secure conductor connections. Two changeover auxiliary contacts extend the breaker’s functionality, enabling integration with control and signaling systems. An off-position indicator allows for quick identification of the device’s status, facilitating diagnostics and maintenance.

Advantages and Benefits

• High short-circuit breaking capacity: 70kA at 400V ensures effective protection of installations even under high fault currents.
• Wide rated voltage range: 230-690V ensures compatibility with various power systems.
• Adjustable overload current setting: Setting range of 40-50A allows precise tuning to match load characteristics.
• Two auxiliary contacts: Enable integration with external control and signaling circuits.
• Robust construction: Ensures long-term reliability and resistance to mechanical damage.
• Optional motorized operating mechanism: Expands functionality by enabling remote control.
• IP30 protection rating: Protects against finger contact and ingress of solid objects larger than 2.5 mm – suitable for most indoor environments.
• Compliance with standards: Meets stringent safety standards, ensuring safe operation.

The DPX3 250 HP circuit breaker is an investment in the safety and reliability of your electrical installation. Its advanced features and solid construction make it the ideal choice for professional installers and end-users seeking a proven solution to protect their equipment and property.