ABB DS203NC | Residual Current Circuit Breaker with Overcurrent

ABB DS203NC | RCBO

Overview

The ABB DS203NC is a 3-pole residual current circuit breaker with overcurrent protection (RCBO), designed to provide comprehensive protection against overloads, short circuits, and earth faults. It is ideal for residential, commercial, and industrial applications, ensuring maximum safety and reliability in electrical installations.

Key Features

• Combined protection against short circuits, overloads, and earth faults in a single device
• High safety standards with fast disconnection to prevent electrical hazards
• Compact and space-saving design suitable for modern electrical panels
• Easy installation with DIN rail mounting for quick and efficient setup
• High breaking capacity to handle high fault currents for enhanced system protection

Technical Specifications

• Product Type: Residual Current Circuit Breaker with Overcurrent Protection (RCBO)
• Model: DS203NC
• Poles: 3P (Three-Pole)
• Rated Voltage: 230/400V AC
• Rated Current: Varies (depends on the selected variant)
• Breaking Capacity: 6kA / 10kA (depending on model)
• Tripping Characteristics: Type B, C, or D
• Residual Current Sensitivity: 30mA, 100mA, 300mA (depending on variant)
• Mounting: DIN Rail
• Operating Temperature: -25°C to +55°C
• Certifications: CE, IEC 61009-1, IEC 61009-2-1

Applications

• Residential installations ensuring protection in homes and apartments
• Commercial buildings safeguarding offices, retail stores, and hospitality facilities
• Industrial environments providing electrical protection in manufacturing plants and warehouses
• Data centers and IT infrastructure preventing electrical faults in critical systems

The ABB DS203NC RCBO delivers reliable electrical protection, combining residual current detection with circuit breaker functions in one device, making it an ideal choice for safe and efficient installations.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply