DPX3 125 HP 3P 16 A 50 kA circuit breaker 423640

Reliable Protection for Electrical Installations with DPX3 125 HP Circuit Breaker

The DPX3 125 HP circuit breaker is a three-pole device designed to effectively protect electrical circuits against overloads and short circuits. With a rated continuous current of 16A, it is ideal for safeguarding a wide range of loads in both residential and industrial installations. Its high short-circuit breaking capacity of up to 50 kA at 400V ensures safety even during severe surge events.

This breaker features a robust construction and a precise tripping mechanism, ensuring fast and reliable response in emergency situations, minimizing the risk of damage to installations and equipment. It includes two switchable auxiliary contacts, enabling seamless integration with control and signaling systems. The trip indicator allows easy identification of the device’s status—whether it has tripped and disconnected the circuit.

Design Features and Applications

The DPX3 125 HP is engineered for easy installation and operation. Main circuit connections are made via screw terminals, ensuring secure and durable wiring. The device is designed for fixed mounting, enhancing its stability and operational reliability. The adjustable thermal trip setting range (12.8…16A) allows precise tuning to match the characteristics of the protected circuit. The rated voltage range of 220 to 690 V extends the application scope of this breaker.

• High short-circuit breaking capacity (50 kA): Ensures safety during major faults.
• Three-pole design: Ideal for protecting three-phase electrical circuits.
• Two auxiliary contacts: Enable integration with control and status signaling systems.
• Fast response: Precise tripping mechanism minimizes risk of installation damage.
• Robust construction: Guarantees long-term durability and reliability.
• IP30 protection rating: Protects against accidental contact and access to hazardous internal parts.
• Short-circuit trip setting range (320…480 A): Allows customization to suit the specific requirements of the protected installation.

The DPX3 125 HP is a proven choice for professional electricians and end-users seeking a reliable solution for protecting their electrical installations. It delivers effective protection against overloads and short circuits, combined with easy installation and operation—all in one solid, dependable device.